mirror of https://github.com/joan2937/pigpio
V37
This commit is contained in:
joan
parent
3fcc9b8d69
commit
c1a2a9000a
42
MakeRemote
42
MakeRemote
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@ -24,26 +24,32 @@ clean:
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rm -f *.o *.i *.s *~ $(ALL)
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install: $(LIB)
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sudo install -m 0755 -d /usr/local/include
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sudo install -m 0644 pigpio.h /usr/local/include
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sudo install -m 0644 pigpiod_if.h /usr/local/include
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sudo install -m 0755 -d /usr/local/lib
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sudo install -m 0644 libpigpiod_if.so /usr/local/lib
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sudo install -m 0755 -d /usr/local/bin
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sudo install -m 0755 pigs /usr/local/bin
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sudo python2 setup.py install
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sudo python3 setup.py install
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sudo install -m 0755 -d /usr/local/man/man1
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sudo install -m 0644 *.1 /usr/local/man/man1
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sudo install -m 0755 -d /usr/local/man/man3
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sudo install -m 0644 *.3 /usr/local/man/man3
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install -m 0755 -d /usr/local/include
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install -m 0644 pigpio.h /usr/local/include
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install -m 0644 pigpiod_if.h /usr/local/include
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install -m 0755 -d /usr/local/lib
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install -m 0644 libpigpiod_if.so /usr/local/lib
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install -m 0755 -d /usr/local/bin
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install -m 0755 pigs /usr/local/bin
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python2 setup.py install
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python3 setup.py install
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install -m 0755 -d /usr/local/man/man1
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install -m 0644 *.1 /usr/local/man/man1
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install -m 0755 -d /usr/local/man/man3
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install -m 0644 *.3 /usr/local/man/man3
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uninstall:
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sudo rm -f /usr/local/include/pigpio.h
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sudo rm -f /usr/local/lib/libpigpiod_if.so
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sudo rm -f /usr/local/bin/pigs
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sudo rm -f /usr/local/man/man1/pig*.1
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sudo rm -f /usr/local/man/man3/pig*.3
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rm -f /usr/local/include/pigpio.h
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rm -f /usr/local/lib/libpigpiod_if.so
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echo removing python2 files
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python2 setup.py install --record /tmp/pigpio >/dev/null
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xargs rm -f < /tmp/pigpio >/dev/null
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echo removing python3 files
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python3 setup.py install --record /tmp/pigpio >/dev/null
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xargs rm -f < /tmp/pigpio >/dev/null
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rm -f /usr/local/bin/pigs
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rm -f /usr/local/man/man1/pig*.1
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rm -f /usr/local/man/man3/pig*.3
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LIB = libpigpiod_if.so
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OBJ = pigpiod_if.o command.o
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64
Makefile
64
Makefile
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@ -52,42 +52,42 @@ clean:
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rm -f *.o *.i *.s *~ $(ALL)
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install: $(ALL)
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sudo install -m 0755 -d /opt/pigpio/cgi
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sudo install -m 0755 -d /usr/local/include
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sudo install -m 0644 pigpio.h /usr/local/include
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sudo install -m 0644 pigpiod_if.h /usr/local/include
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sudo install -m 0755 -d /usr/local/lib
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sudo install -m 0755 libpigpio.so /usr/local/lib
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sudo install -m 0755 libpigpiod_if.so /usr/local/lib
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sudo install -m 0755 -d /usr/local/bin
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sudo install -m 0755 -s pig2vcd /usr/local/bin
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sudo install -m 0755 -s pigpiod /usr/local/bin
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sudo install -m 0755 -s pigs /usr/local/bin
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sudo python2 setup.py install
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sudo python3 setup.py install
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sudo install -m 0755 -d /usr/local/man/man1
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sudo install -m 0644 *.1 /usr/local/man/man1
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sudo install -m 0755 -d /usr/local/man/man3
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sudo install -m 0644 *.3 /usr/local/man/man3
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sudo ldconfig
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install -m 0755 -d /opt/pigpio/cgi
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install -m 0755 -d /usr/local/include
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install -m 0644 pigpio.h /usr/local/include
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install -m 0644 pigpiod_if.h /usr/local/include
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install -m 0755 -d /usr/local/lib
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install -m 0755 libpigpio.so /usr/local/lib
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install -m 0755 libpigpiod_if.so /usr/local/lib
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install -m 0755 -d /usr/local/bin
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install -m 0755 -s pig2vcd /usr/local/bin
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install -m 0755 -s pigpiod /usr/local/bin
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install -m 0755 -s pigs /usr/local/bin
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python2 setup.py install
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python3 setup.py install
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install -m 0755 -d /usr/local/man/man1
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install -m 0644 *.1 /usr/local/man/man1
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install -m 0755 -d /usr/local/man/man3
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install -m 0644 *.3 /usr/local/man/man3
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ldconfig
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uninstall:
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sudo rm -f /usr/local/include/pigpio.h
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sudo rm -f /usr/local/include/pigpiod_if.h
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sudo rm -f /usr/local/lib/libpigpio.so
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sudo rm -f /usr/local/lib/libpigpiod_if.so
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sudo rm -f /usr/local/bin/pig2vcd
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sudo rm -f /usr/local/bin/pigpiod
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sudo rm -f /usr/local/bin/pigs
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rm -f /usr/local/include/pigpio.h
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rm -f /usr/local/include/pigpiod_if.h
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rm -f /usr/local/lib/libpigpio.so
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rm -f /usr/local/lib/libpigpiod_if.so
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rm -f /usr/local/bin/pig2vcd
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rm -f /usr/local/bin/pigpiod
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rm -f /usr/local/bin/pigs
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echo removing python2 files
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sudo python2 setup.py install --record /tmp/pigpio >/dev/null
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sudo xargs rm -f < /tmp/pigpio >/dev/null
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python2 setup.py install --record /tmp/pigpio >/dev/null
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xargs rm -f < /tmp/pigpio >/dev/null
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echo removing python3 files
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sudo python3 setup.py install --record /tmp/pigpio >/dev/null
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sudo xargs rm -f < /tmp/pigpio >/dev/null
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sudo rm -f /usr/local/man/man1/pig*.1
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sudo rm -f /usr/local/man/man3/pig*.3
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sudo ldconfig
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python3 setup.py install --record /tmp/pigpio >/dev/null
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xargs rm -f < /tmp/pigpio >/dev/null
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rm -f /usr/local/man/man1/pig*.1
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rm -f /usr/local/man/man3/pig*.3
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ldconfig
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$(LIB1): $(OBJ1)
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$(SHLIB) -o $(LIB1) $(OBJ1)
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@ -26,7 +26,7 @@ For more information, please refer to <http://unlicense.org/>
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*/
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/*
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This version is for pigpio version 35+
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This version is for pigpio version 37+
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*/
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#include <stdio.h>
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@ -468,8 +468,7 @@ static errInfo_t errInfo[]=
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{PI_CHAIN_NESTING , "chain counters nested too deeply"},
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{PI_CHAIN_TOO_BIG , "chain is too long"},
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{PI_DEPRECATED , "deprecated function removed"},
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{PI_NOT_IN_SER_MODE , "gpio not opened for bit-bang serial"},
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{PI_BAD_SER_INVERT , "bit-bang serial invert not 0 or 1"},
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{PI_BAD_SER_INVERT , "bit bang serial invert not 0 or 1"},
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};
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81
pigpio.3
81
pigpio.3
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@ -1295,24 +1295,30 @@ typedef struct
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.br
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.br
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seqno starts at 0 each time the handle is opened and then increments
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seqno: starts at 0 each time the handle is opened and then increments
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by one for each report.
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.br
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.br
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flags, if bit 5 is set then bits 0-4 of the flags indicate a gpio
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which has had a watchdog timeout.
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flags: two flags are defined, PI_NTFY_FLAGS_WDOG and PI_NTFY_FLAGS_ALIVE.
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If bit 5 is set (PI_NTFY_FLAGS_WDOG) then bits 0-4 of the flags
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indicate a gpio which has had a watchdog timeout; if bit 6 is set
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(PI_NTFY_FLAGS_ALIVE) this indicates a keep alive signal on the
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pipe/socket and is sent once a minute in the absence of other
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notification activity.
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.br
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.br
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tick is the number of microseconds since system boot.
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tick: the number of microseconds since system boot. It wraps around
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after 1h12m.
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.br
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.br
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level indicates the level of each gpio.
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level: indicates the level of each gpio. If bit 1<<x is set then
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gpio x is high.
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.br
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@ -2135,6 +2141,40 @@ The serial data is returned in a cyclic buffer and is read using
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It is the caller's responsibility to read data from the cyclic buffer
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in a timely fashion.
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.IP "\fBint gpioSerialReadInvert(unsigned user_gpio, unsigned invert)\fP"
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.IP "" 4
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This function configures the level logic for bit bang serial reads.
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.br
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.br
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Pass PI_BB_SER_INVERT to invert the serial logic. Pass PI_BB_SER_NORMAL for
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normal logic. Default is PI_BB_SER_NORMAL.
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.br
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.br
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.EX
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user_gpio: 0-31
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.br
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invert: 0-1
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.br
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.EE
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.br
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.br
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Returns 0 if OK, otherwise PI_BAD_USER_GPIO, PI_GPIO_IN_USE,
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PI_NOT_SERIAL_GPIO, or PI_BAD_SER_INVERT.
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.br
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.br
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The gpio must be opened for bit bang reading of serial data using
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\fBgpioSerialReadOpen\fP prior to calling this function.
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.IP "\fBint gpioSerialRead(unsigned user_gpio, void *buf, size_t bufSize)\fP"
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.IP "" 4
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This function copies up to bufSize bytes of data read from the
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@ -2175,26 +2215,6 @@ For \fBdata_bits\fP 9-16 there will be two bytes per character.
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.br
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For \fBdata_bits\fP 17-32 there will be four bytes per character.
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.IP "\fBint gpioSerialReadInvert(unsigned user_gpio, unsigned invert)\fP"
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.IP "" 4
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This function inverts the serial logic for bit bang reading of serial data.
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.br
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.br
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.EX
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user_gpio: 0-31, previously opened with \fBgpioSerialReadOpen\fP.
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invert: 0-1, 1 invert , 0 normal.
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.br
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.EE
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.br
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.br
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Returns 0 if OK, otherwise PI_NOT_IN_SER_MODE or PI_BAD_SER_INVERT.
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.IP "\fBint gpioSerialReadClose(unsigned user_gpio)\fP"
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.IP "" 4
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This function closes a gpio for bit bang reading of serial data.
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@ -6163,6 +6183,13 @@ A whole number, negative or positive.
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.br
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.IP "\fBinvert\fP" 0
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A flag used to set normal or inverted bit bang serial data level logic.
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.br
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.br
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.IP "\fBlevel\fP" 0
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The level of a gpio. Low or High.
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@ -7589,9 +7616,7 @@ A 16-bit word value.
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.br
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#define PI_DEPRECATED -120 // deprecated function removed
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.br
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#define PI_NOT_IN_SER_MODE -121 // gpio not opened for bit-bang serial
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.br
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#define PI_BAD_SER_INVERT -122 // bit-bang serial invert not 0 or 1
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#define PI_BAD_SER_INVERT -121 // bit bang serial invert not 0 or 1
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.br
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.br
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6
pigpio.c
6
pigpio.c
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@ -25,7 +25,7 @@ OTHER DEALINGS IN THE SOFTWARE.
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For more information, please refer to <http://unlicense.org/>
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*/
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/* pigpio version 35 */
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/* pigpio version 37 */
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/* include ------------------------------------------------------- */
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@ -9338,12 +9338,12 @@ int gpioSerialReadInvert(unsigned gpio, unsigned invert)
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SOFT_ERROR(PI_BAD_USER_GPIO, "bad gpio (%d)", gpio);
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if (wfRx[gpio].mode != PI_WFRX_SERIAL)
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SOFT_ERROR(PI_NOT_IN_SER_MODE, "gpio %d is not in serial mode", gpio);
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SOFT_ERROR(PI_NOT_SERIAL_GPIO, "no serial read on gpio (%d)", gpio);
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if ((invert < PI_BB_SER_NORMAL) ||
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(invert > PI_BB_SER_INVERT))
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SOFT_ERROR(PI_BAD_SER_INVERT,
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"gpio %d, invert (%d)", gpio, invert);
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"bad invert level for gpio %d (%d)", gpio, invert);
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wfRx[gpio].s.invert = invert;
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28
pigpio.h
28
pigpio.h
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@ -31,7 +31,7 @@ For more information, please refer to <http://unlicense.org/>
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#include <stdint.h>
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#include <pthread.h>
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#define PIGPIO_VERSION 36
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#define PIGPIO_VERSION 37
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/*TEXT
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@ -1317,15 +1317,21 @@ typedef struct
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} gpioReport_t;
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. .
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seqno starts at 0 each time the handle is opened and then increments
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seqno: starts at 0 each time the handle is opened and then increments
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by one for each report.
|
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|
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flags, if bit 5 is set then bits 0-4 of the flags indicate a gpio
|
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which has had a watchdog timeout.
|
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flags: two flags are defined, PI_NTFY_FLAGS_WDOG and PI_NTFY_FLAGS_ALIVE.
|
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If bit 5 is set (PI_NTFY_FLAGS_WDOG) then bits 0-4 of the flags
|
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indicate a gpio which has had a watchdog timeout; if bit 6 is set
|
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(PI_NTFY_FLAGS_ALIVE) this indicates a keep alive signal on the
|
||||
pipe/socket and is sent once a minute in the absence of other
|
||||
notification activity.
|
||||
|
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tick is the number of microseconds since system boot.
|
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tick: the number of microseconds since system boot. It wraps around
|
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after 1h12m.
|
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|
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level indicates the level of each gpio.
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level: indicates the level of each gpio. If bit 1<<x is set then
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gpio x is high.
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...
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// Start notifications for gpios 1, 4, 6, 7, 10.
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@ -1828,7 +1834,7 @@ D*/
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/*F*/
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int gpioSerialReadInvert(unsigned user_gpio, unsigned invert);
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/*D
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This function configures the level logci for bit bang serial reads.
|
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This function configures the level logic for bit bang serial reads.
|
||||
|
||||
Pass PI_BB_SER_INVERT to invert the serial logic. Pass PI_BB_SER_NORMAL for
|
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normal logic. Default is PI_BB_SER_NORMAL.
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@ -1839,7 +1845,7 @@ invert: 0-1
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. .
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Returns 0 if OK, otherwise PI_BAD_USER_GPIO, PI_GPIO_IN_USE,
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PI_NOT_IN_SER_MODE, or PI_BAD_SER_INVERT.
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PI_NOT_SERIAL_GPIO, or PI_BAD_SER_INVERT.
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The gpio must be opened for bit bang reading of serial data using
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[*gpioSerialReadOpen*] prior to calling this function.
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@ -4103,6 +4109,9 @@ The number of bytes of data in a buffer.
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int::
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A whole number, negative or positive.
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invert::
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A flag used to set normal or inverted bit bang serial data level logic.
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level::
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The level of a gpio. Low or High.
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@ -4792,8 +4801,7 @@ after this command is issued.
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#define PI_CHAIN_NESTING -118 // chain counters nested too deeply
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#define PI_CHAIN_TOO_BIG -119 // chain is too long
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#define PI_DEPRECATED -120 // deprecated function removed
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#define PI_NOT_IN_SER_MODE -121 // gpio not opened for bit-bang serial
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#define PI_BAD_SER_INVERT -122 // bit-bang serial invert not 0 or 1
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#define PI_BAD_SER_INVERT -121 // bit bang serial invert not 0 or 1
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#define PI_PIGIF_ERR_0 -2000
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#define PI_PIGIF_ERR_99 -2099
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147
pigpio.py
147
pigpio.py
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@ -264,7 +264,7 @@ import threading
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import os
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import atexit
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VERSION = "1.20"
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VERSION = "1.21"
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exceptions = True
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@ -558,8 +558,7 @@ PI_BAD_CHAIN_DELAY =-117
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PI_CHAIN_NESTING =-118
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PI_CHAIN_TOO_BIG =-119
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PI_DEPRECATED =-120
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PI_NOT_IN_SER_MODE =-121
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PI_BAD_SER_INVERT =-122
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PI_BAD_SER_INVERT =-121
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# pigpio error text
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@ -682,8 +681,7 @@ _errors=[
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[PI_CHAIN_NESTING , "chain counters nested too deeply"],
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[PI_CHAIN_TOO_BIG , "chain is too long"],
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[PI_DEPRECATED , "deprecated function removed"],
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[PI_NOT_IN_SER_MODE , "gpio not opened for bit-bang serial"],
|
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[PI_BAD_SER_INVERT , "bit-bang serial invert not 0 or 1"],
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[PI_BAD_SER_INVERT , "bit bang serial invert not 0 or 1"],
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]
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@ -1316,13 +1314,28 @@ class pi():
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Notifications have the following structure.
|
||||
|
||||
. .
|
||||
I seqno - increments for each report
|
||||
I flags - flags, if bit 5 is set then bits 0-4 of the flags
|
||||
indicate a gpio which has had a watchdog timeout.
|
||||
I tick - time of sample.
|
||||
I level - 32 bits of levels for gpios 0-31.
|
||||
I seqno
|
||||
I flags
|
||||
I tick
|
||||
I level
|
||||
. .
|
||||
|
||||
seqno: starts at 0 each time the handle is opened and then
|
||||
increments by one for each report.
|
||||
|
||||
flags: two flags are defined, PI_NTFY_FLAGS_WDOG and
|
||||
PI_NTFY_FLAGS_ALIVE. If bit 5 is set (PI_NTFY_FLAGS_WDOG)
|
||||
then bits 0-4 of the flags indicate a gpio which has had a
|
||||
watchdog timeout; if bit 6 is set (PI_NTFY_FLAGS_ALIVE) this
|
||||
indicates a keep alive signal on the pipe/socket and is sent
|
||||
once a minute in the absence of other notification activity.
|
||||
|
||||
tick: the number of microseconds since system boot. It wraps
|
||||
around after 1h12m.
|
||||
|
||||
level: indicates the level of each gpio. If bit 1<<x is set
|
||||
then gpio x is high.
|
||||
|
||||
...
|
||||
h = pi.notify_open()
|
||||
if h >= 0:
|
||||
|
|
@ -2143,6 +2156,23 @@ class pi():
|
|||
you will always run on the local Pi use the standard SMBus
|
||||
module instead.
|
||||
|
||||
For the SMBus commands the low level transactions are shown
|
||||
at the end of the function description. The following
|
||||
abbreviations are used.
|
||||
|
||||
. .
|
||||
S (1 bit) : Start bit
|
||||
P (1 bit) : Stop bit
|
||||
Rd/Wr (1 bit) : Read/Write bit. Rd equals 1, Wr equals 0.
|
||||
A, NA (1 bit) : Accept and not accept bit.
|
||||
Addr (7 bits): I2C 7 bit address.
|
||||
Comm (8 bits): Command byte, which often selects a register.
|
||||
Data (8 bits): A data byte.
|
||||
Count (8 bits): A byte containing the length of a block operation.
|
||||
|
||||
[..]: Data sent by the device.
|
||||
. .
|
||||
|
||||
...
|
||||
h = pi.i2c_open(1, 0x53) # open device at address 0x53 on bus 1
|
||||
...
|
||||
|
|
@ -2172,11 +2202,14 @@ class pi():
|
|||
"""
|
||||
Sends a single bit to the device associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.1 - Quick command.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
bit:= 0 or 1, the value to write.
|
||||
|
||||
SMBus 2.0 5.5.1 - Quick command.
|
||||
. .
|
||||
S Addr Rd/Wr [A] P
|
||||
. .
|
||||
|
||||
...
|
||||
pi.i2c_write_quick(0, 1) # send 1 to device 0
|
||||
pi.i2c_write_quick(3, 0) # send 0 to device 3
|
||||
|
|
@ -2188,11 +2221,14 @@ class pi():
|
|||
"""
|
||||
Sends a single byte to the device associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.2 - Send byte.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
byte_val:= 0-255, the value to write.
|
||||
|
||||
SMBus 2.0 5.5.2 - Send byte.
|
||||
. .
|
||||
S Addr Wr [A] Data [A] P
|
||||
. .
|
||||
|
||||
...
|
||||
pi.i2c_write_byte(1, 17) # send byte 17 to device 1
|
||||
pi.i2c_write_byte(2, 0x23) # send byte 0x23 to device 2
|
||||
|
|
@ -2205,10 +2241,13 @@ class pi():
|
|||
"""
|
||||
Reads a single byte from the device associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.3 - Receive byte.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
|
||||
SMBus 2.0 5.5.3 - Receive byte.
|
||||
. .
|
||||
S Addr Rd [A] [Data] NA P
|
||||
. .
|
||||
|
||||
...
|
||||
b = pi.i2c_read_byte(2) # read a byte from device 2
|
||||
...
|
||||
|
|
@ -2220,12 +2259,15 @@ class pi():
|
|||
Writes a single byte to the specified register of the device
|
||||
associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.4 - Write byte.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
byte_val:= 0-255, the value to write.
|
||||
|
||||
SMBus 2.0 5.5.4 - Write byte.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Data [A] P
|
||||
. .
|
||||
|
||||
...
|
||||
# send byte 0xC5 to reg 2 of device 1
|
||||
pi.i2c_write_byte_data(1, 2, 0xC5)
|
||||
|
|
@ -2248,12 +2290,15 @@ class pi():
|
|||
Writes a single 16 bit word to the specified register of the
|
||||
device associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.4 - Write word.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
word_val:= 0-65535, the value to write.
|
||||
|
||||
SMBus 2.0 5.5.4 - Write word.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A] P
|
||||
. .
|
||||
|
||||
...
|
||||
# send word 0xA0C5 to reg 5 of device 4
|
||||
pi.i2c_write_word_data(4, 5, 0xA0C5)
|
||||
|
|
@ -2276,11 +2321,14 @@ class pi():
|
|||
Reads a single byte from the specified register of the device
|
||||
associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.5 - Read byte.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
|
||||
SMBus 2.0 5.5.5 - Read byte.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] S Addr Rd [A] [Data] NA P
|
||||
. .
|
||||
|
||||
...
|
||||
# read byte from reg 17 of device 2
|
||||
b = pi.i2c_read_byte_data(2, 17)
|
||||
|
|
@ -2296,11 +2344,14 @@ class pi():
|
|||
Reads a single 16 bit word from the specified register of the
|
||||
device associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.5 - Read word.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
|
||||
SMBus 2.0 5.5.5 - Read word.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] S Addr Rd [A] [DataLow] A [DataHigh] NA P
|
||||
. .
|
||||
|
||||
...
|
||||
# read word from reg 2 of device 3
|
||||
w = pi.i2c_read_word_data(3, 2)
|
||||
|
|
@ -2316,12 +2367,16 @@ class pi():
|
|||
Writes 16 bits of data to the specified register of the device
|
||||
associated with handle and reads 16 bits of data in return.
|
||||
|
||||
SMBus 2.0 5.5.6 - Process call.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
word_val:= 0-65535, the value to write.
|
||||
|
||||
SMBus 2.0 5.5.6 - Process call.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A]
|
||||
S Addr Rd [A] [DataLow] A [DataHigh] NA P
|
||||
. .
|
||||
|
||||
...
|
||||
r = pi.i2c_process_call(h, 4, 0x1231)
|
||||
r = pi.i2c_process_call(h, 6, 0)
|
||||
|
|
@ -2341,12 +2396,16 @@ class pi():
|
|||
Writes up to 32 bytes to the specified register of the device
|
||||
associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.7 - Block write.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
data:= the bytes to write.
|
||||
|
||||
SMBus 2.0 5.5.7 - Block write.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Count [A] Data [A] Data [A] ... [A]
|
||||
Data [A] P
|
||||
. .
|
||||
|
||||
...
|
||||
pi.i2c_write_block_data(4, 5, b'hello')
|
||||
|
||||
|
|
@ -2373,11 +2432,15 @@ class pi():
|
|||
Reads a block of up to 32 bytes from the specified register of
|
||||
the device associated with handle.
|
||||
|
||||
SMBus 2.0 5.5.7 - Block read.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
|
||||
SMBus 2.0 5.5.7 - Block read.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A]
|
||||
S Addr Rd [A] [Count] A [Data] A [Data] A ... A [Data] NA P
|
||||
. .
|
||||
|
||||
The amount of returned data is set by the device.
|
||||
|
||||
The returned value is a tuple of the number of bytes read and a
|
||||
|
|
@ -2408,8 +2471,6 @@ class pi():
|
|||
associated with handle and reads a device specified number
|
||||
of bytes of data in return.
|
||||
|
||||
SMBus 2.0 5.5.8 - Block write-block read.
|
||||
|
||||
handle:= >=0 (as returned by a prior call to [*i2c_open*]).
|
||||
reg:= >=0, the device register.
|
||||
data:= the bytes to write.
|
||||
|
|
@ -2418,6 +2479,12 @@ class pi():
|
|||
be sent and a minimum of 1 byte may be received. The total
|
||||
number of bytes sent/received must be 32 or less.
|
||||
|
||||
SMBus 2.0 5.5.8 - Block write-block read.
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Count [A] Data [A] ...
|
||||
S Addr Rd [A] [Count] A [Data] ... A P
|
||||
. .
|
||||
|
||||
The returned value is a tuple of the number of bytes read and a
|
||||
bytearray containing the bytes. If there was an error the
|
||||
number of bytes read will be less than zero (and will contain
|
||||
|
|
@ -2458,6 +2525,11 @@ class pi():
|
|||
reg:= >=0, the device register.
|
||||
data:= the bytes to write.
|
||||
|
||||
. .
|
||||
S Addr Wr [A] Comm [A]
|
||||
S Addr Rd [A] [Data] A [Data] A ... A [Data] NA P
|
||||
. .
|
||||
|
||||
...
|
||||
pi.i2c_write_i2c_block_data(4, 5, 'hello')
|
||||
|
||||
|
|
@ -2488,6 +2560,10 @@ class pi():
|
|||
reg:= >=0, the device register.
|
||||
count:= >0, the number of bytes to read.
|
||||
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Data [A] Data [A] ... [A] Data [A] P
|
||||
. .
|
||||
|
||||
The returned value is a tuple of the number of bytes read and a
|
||||
bytearray containing the bytes. If there was an error the
|
||||
number of bytes read will be less than zero (and will contain
|
||||
|
|
@ -3738,8 +3814,7 @@ def xref():
|
|||
PI_CHAIN_NESTING = -118
|
||||
PI_CHAIN_TOO_BIG = -119
|
||||
PI_DEPRECATED = -120
|
||||
PI_NOT_IN_SER_MODE =-121
|
||||
PI_BAD_SER_INVERT =-122
|
||||
PI_BAD_SER_INVERT = -121
|
||||
. .
|
||||
|
||||
frequency: 0-40000
|
||||
|
|
@ -3809,6 +3884,10 @@ def xref():
|
|||
i2c_flags: 32 bit
|
||||
No I2C flags are currently defined.
|
||||
|
||||
invert: 0-1
|
||||
A flag used to set normal or inverted bit bang serial data
|
||||
level logic.
|
||||
|
||||
level: 0-1 (2)
|
||||
CLEAR = 0
|
||||
HIGH = 1
|
||||
|
|
|
|||
166
pigpiod_if.3
166
pigpiod_if.3
|
|
@ -2189,7 +2189,7 @@ Returns 0 if OK, otherwise PI_BAD_USER_GPIO, or PI_NOT_SERIAL_GPIO.
|
|||
|
||||
.IP "\fBint bb_serial_invert(unsigned user_gpio, unsigned invert)\fP"
|
||||
.IP "" 4
|
||||
This function inverts the serial logic for bit bang reading of serial data.
|
||||
This function inverts serial logic for big bang serial reads.
|
||||
|
||||
.br
|
||||
|
||||
|
|
@ -2197,7 +2197,8 @@ This function inverts the serial logic for bit bang reading of serial data.
|
|||
|
||||
.EX
|
||||
user_gpio: 0-31, previously opened with \fBbb_serial_read_open\fP.
|
||||
invert: 0-1, 1 invert , 0 normal.
|
||||
.br
|
||||
invert: 0-1, 1 invert, 0 normal.
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
|
@ -2205,7 +2206,7 @@ user_gpio: 0-31, previously opened with \fBbb_serial_read_open\fP.
|
|||
.br
|
||||
|
||||
.br
|
||||
Returns 0 if OK, otherwise PI_NOT_IN_SER_MODE or PI_BAD_SER_INVERT.
|
||||
Returns 0 if OK, otherwise PI_NOT_SERIAL_GPIO or PI_BAD_SER_INVERT.
|
||||
|
||||
.IP "\fBint i2c_open(unsigned i2c_bus, unsigned i2c_addr, unsigned i2c_flags)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2236,6 +2237,42 @@ No flags are currently defined. This parameter should be set to zero.
|
|||
Returns a handle (>=0) if OK, otherwise PI_BAD_I2C_BUS, PI_BAD_I2C_ADDR,
|
||||
PI_BAD_FLAGS, PI_NO_HANDLE, or PI_I2C_OPEN_FAILED.
|
||||
|
||||
.br
|
||||
|
||||
.br
|
||||
For the SMBus commands the low level transactions are shown at the end
|
||||
of the function description. The following abbreviations are used.
|
||||
|
||||
.br
|
||||
|
||||
.br
|
||||
|
||||
.EX
|
||||
S (1 bit) : Start bit
|
||||
.br
|
||||
P (1 bit) : Stop bit
|
||||
.br
|
||||
Rd/Wr (1 bit) : Read/Write bit. Rd equals 1, Wr equals 0.
|
||||
.br
|
||||
A, NA (1 bit) : Accept and not accept bit.
|
||||
.br
|
||||
.br
|
||||
.br
|
||||
Addr (7 bits): I2C 7 bit address.
|
||||
.br
|
||||
Comm (8 bits): Command byte, a data byte which often selects a register.
|
||||
.br
|
||||
Data (8 bits): A data byte.
|
||||
.br
|
||||
Count (8 bits): A data byte containing the length of a block operation.
|
||||
.br
|
||||
|
||||
.br
|
||||
[..]: Data sent by the device.
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_close(unsigned handle)\fP"
|
||||
.IP "" 4
|
||||
This closes the I2C device associated with the handle.
|
||||
|
|
@ -2281,7 +2318,13 @@ PI_I2C_WRITE_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Quick command. smbus 2.0 5.5.1
|
||||
Quick command. SMBus 2.0 5.5.1
|
||||
|
||||
.EX
|
||||
S Addr Rd/Wr [A] P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_write_byte(unsigned handle, unsigned bVal)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2308,7 +2351,13 @@ PI_I2C_WRITE_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Send byte. smbus 2.0 5.5.2
|
||||
Send byte. SMBus 2.0 5.5.2
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Data [A] P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_read_byte(unsigned handle)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2333,7 +2382,13 @@ or PI_I2C_READ_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Receive byte. smbus 2.0 5.5.3
|
||||
Receive byte. SMBus 2.0 5.5.3
|
||||
|
||||
.EX
|
||||
S Addr Rd [A] [Data] NA P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_write_byte_data(unsigned handle, unsigned i2c_reg, unsigned bVal)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2363,7 +2418,13 @@ PI_I2C_WRITE_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Write byte. smbus 2.0 5.5.4
|
||||
Write byte. SMBus 2.0 5.5.4
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] Data [A] P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_write_word_data(unsigned handle, unsigned i2c_reg, unsigned wVal)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2393,7 +2454,13 @@ PI_I2C_WRITE_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Write word. smbus 2.0 5.5.4
|
||||
Write word. SMBus 2.0 5.5.4
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A] P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_read_byte_data(unsigned handle, unsigned i2c_reg)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2421,7 +2488,13 @@ PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Read byte. smbus 2.0 5.5.5
|
||||
Read byte. SMBus 2.0 5.5.5
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] S Addr Rd [A] [Data] NA P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_read_word_data(unsigned handle, unsigned i2c_reg)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2449,7 +2522,13 @@ PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Read word. smbus 2.0 5.5.5
|
||||
Read word. SMBus 2.0 5.5.5
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] S Addr Rd [A] [DataLow] A [DataHigh] NA P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_process_call(unsigned handle, unsigned i2c_reg, unsigned wVal)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2479,7 +2558,15 @@ PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Process call. smbus 2.0 5.5.6
|
||||
Process call. SMBus 2.0 5.5.6
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A]
|
||||
.br
|
||||
S Addr Rd [A] [DataLow] A [DataHigh] NA P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_write_block_data(unsigned handle, unsigned i2c_reg, char *buf, unsigned count)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2511,7 +2598,13 @@ PI_I2C_WRITE_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Block write. smbus 2.0 5.5.7
|
||||
Block write. SMBus 2.0 5.5.7
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] Count [A] Data [A] Data [A] ... [A] Data [A] P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_read_block_data(unsigned handle, unsigned i2c_reg, char *buf)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2546,7 +2639,15 @@ PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
|||
.br
|
||||
|
||||
.br
|
||||
Block read. smbus 2.0 5.5.7
|
||||
Block read. SMBus 2.0 5.5.7
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A]
|
||||
.br
|
||||
S Addr Rd [A] [Count] A [Data] A [Data] A ... A [Data] NA P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_block_process_call(unsigned handle, unsigned i2c_reg, char *buf, unsigned count)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2590,7 +2691,15 @@ bytes sent/received must be 32 or less.
|
|||
.br
|
||||
|
||||
.br
|
||||
Block write-block read. smbus 2.0 5.5.8
|
||||
Block write-block read. SMBus 2.0 5.5.8
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] Count [A] Data [A] ...
|
||||
.br
|
||||
S Addr Rd [A] [Count] A [Data] ... A P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_read_i2c_block_data(unsigned handle, unsigned i2c_reg, char *buf, unsigned count)\fP"
|
||||
.IP "" 4
|
||||
|
|
@ -2619,6 +2728,18 @@ i2c_reg: 0-255, the register to read.
|
|||
Returns the number of bytes read (>0) if OK, otherwise PI_BAD_HANDLE,
|
||||
PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
||||
|
||||
.br
|
||||
|
||||
.br
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A]
|
||||
.br
|
||||
S Addr Rd [A] [Data] A [Data] A ... A [Data] NA P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_write_i2c_block_data(unsigned handle, unsigned i2c_reg, char *buf, unsigned count)\fP"
|
||||
.IP "" 4
|
||||
This writes 1 to 32 bytes to the specified register of the device
|
||||
|
|
@ -2646,6 +2767,16 @@ i2c_reg: 0-255, the register to write.
|
|||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
.br
|
||||
|
||||
.br
|
||||
|
||||
.EX
|
||||
S Addr Wr [A] Comm [A] Data [A] Data [A] ... [A] Data [A] P
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.IP "\fBint i2c_read_device(unsigned handle, char *buf, unsigned count)\fP"
|
||||
.IP "" 4
|
||||
This reads count bytes from the raw device into buf.
|
||||
|
|
@ -4010,6 +4141,13 @@ A whole number, negative or positive.
|
|||
|
||||
.br
|
||||
|
||||
.IP "\fBinvert\fP" 0
|
||||
A flag used to set normal or inverted bit bang serial data level logic.
|
||||
|
||||
.br
|
||||
|
||||
.br
|
||||
|
||||
.IP "\fBlevel\fP" 0
|
||||
The level of a gpio. Low or High.
|
||||
|
||||
|
|
|
|||
|
|
@ -25,7 +25,7 @@ OTHER DEALINGS IN THE SOFTWARE.
|
|||
For more information, please refer to <http://unlicense.org/>
|
||||
*/
|
||||
|
||||
/* PIGPIOD_IF_VERSION 17 */
|
||||
/* PIGPIOD_IF_VERSION 18 */
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdlib.h>
|
||||
|
|
|
|||
90
pigpiod_if.h
90
pigpiod_if.h
|
|
@ -30,7 +30,7 @@ For more information, please refer to <http://unlicense.org/>
|
|||
|
||||
#include "pigpio.h"
|
||||
|
||||
#define PIGPIOD_IF_VERSION 17
|
||||
#define PIGPIOD_IF_VERSION 18
|
||||
|
||||
/*TEXT
|
||||
|
||||
|
|
@ -1512,7 +1512,7 @@ user_gpio: 0-31, previously opened with [*bb_serial_read_open*].
|
|||
invert: 0-1, 1 invert, 0 normal.
|
||||
. .
|
||||
|
||||
Returns 0 if OK, otherwise PI_NOT_IN_SER_MODE or PI_BAD_SER_INVERT.
|
||||
Returns 0 if OK, otherwise PI_NOT_SERIAL_GPIO or PI_BAD_SER_INVERT.
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1530,6 +1530,22 @@ No flags are currently defined. This parameter should be set to zero.
|
|||
|
||||
Returns a handle (>=0) if OK, otherwise PI_BAD_I2C_BUS, PI_BAD_I2C_ADDR,
|
||||
PI_BAD_FLAGS, PI_NO_HANDLE, or PI_I2C_OPEN_FAILED.
|
||||
|
||||
For the SMBus commands the low level transactions are shown at the end
|
||||
of the function description. The following abbreviations are used.
|
||||
|
||||
. .
|
||||
S (1 bit) : Start bit
|
||||
P (1 bit) : Stop bit
|
||||
Rd/Wr (1 bit) : Read/Write bit. Rd equals 1, Wr equals 0.
|
||||
A, NA (1 bit) : Accept and not accept bit.
|
||||
Addr (7 bits): I2C 7 bit address.
|
||||
Comm (8 bits): Command byte, a data byte which often selects a register.
|
||||
Data (8 bits): A data byte.
|
||||
Count (8 bits): A data byte containing the length of a block operation.
|
||||
|
||||
[..]: Data sent by the device.
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1558,7 +1574,10 @@ handle: >=0, as returned by a call to [*i2c_open*].
|
|||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
Quick command. smbus 2.0 5.5.1
|
||||
Quick command. SMBus 2.0 5.5.1
|
||||
. .
|
||||
S Addr Rd/Wr [A] P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1574,7 +1593,10 @@ handle: >=0, as returned by a call to [*i2c_open*].
|
|||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
Send byte. smbus 2.0 5.5.2
|
||||
Send byte. SMBus 2.0 5.5.2
|
||||
. .
|
||||
S Addr Wr [A] Data [A] P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1589,7 +1611,10 @@ handle: >=0, as returned by a call to [*i2c_open*].
|
|||
Returns the byte read (>=0) if OK, otherwise PI_BAD_HANDLE,
|
||||
or PI_I2C_READ_FAILED.
|
||||
|
||||
Receive byte. smbus 2.0 5.5.3
|
||||
Receive byte. SMBus 2.0 5.5.3
|
||||
. .
|
||||
S Addr Rd [A] [Data] NA P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1607,7 +1632,10 @@ i2c_reg: 0-255, the register to write.
|
|||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
Write byte. smbus 2.0 5.5.4
|
||||
Write byte. SMBus 2.0 5.5.4
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Data [A] P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1625,7 +1653,10 @@ i2c_reg: 0-255, the register to write.
|
|||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
Write word. smbus 2.0 5.5.4
|
||||
Write word. SMBus 2.0 5.5.4
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A] P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1642,7 +1673,10 @@ i2c_reg: 0-255, the register to read.
|
|||
Returns the byte read (>=0) if OK, otherwise PI_BAD_HANDLE,
|
||||
PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
||||
|
||||
Read byte. smbus 2.0 5.5.5
|
||||
Read byte. SMBus 2.0 5.5.5
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] S Addr Rd [A] [Data] NA P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1659,7 +1693,10 @@ i2c_reg: 0-255, the register to read.
|
|||
Returns the word read (>=0) if OK, otherwise PI_BAD_HANDLE,
|
||||
PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
||||
|
||||
Read word. smbus 2.0 5.5.5
|
||||
Read word. SMBus 2.0 5.5.5
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] S Addr Rd [A] [DataLow] A [DataHigh] NA P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1677,7 +1714,11 @@ i2c_reg: 0-255, the register to write/read.
|
|||
Returns the word read (>=0) if OK, otherwise PI_BAD_HANDLE,
|
||||
PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
||||
|
||||
Process call. smbus 2.0 5.5.6
|
||||
Process call. SMBus 2.0 5.5.6
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] DataLow [A] DataHigh [A]
|
||||
S Addr Rd [A] [DataLow] A [DataHigh] NA P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1697,7 +1738,10 @@ i2c_reg: 0-255, the register to write.
|
|||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
Block write. smbus 2.0 5.5.7
|
||||
Block write. SMBus 2.0 5.5.7
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Count [A] Data [A] Data [A] ... [A] Data [A] P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1717,7 +1761,11 @@ The amount of returned data is set by the device.
|
|||
Returns the number of bytes read (>=0) if OK, otherwise PI_BAD_HANDLE,
|
||||
PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
||||
|
||||
Block read. smbus 2.0 5.5.7
|
||||
Block read. SMBus 2.0 5.5.7
|
||||
. .
|
||||
S Addr Wr [A] Comm [A]
|
||||
S Addr Rd [A] [Count] A [Data] A [Data] A ... A [Data] NA P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1743,7 +1791,11 @@ The smbus 2.0 documentation states that a minimum of 1 byte may be
|
|||
sent and a minimum of 1 byte may be received. The total number of
|
||||
bytes sent/received must be 32 or less.
|
||||
|
||||
Block write-block read. smbus 2.0 5.5.8
|
||||
Block write-block read. SMBus 2.0 5.5.8
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Count [A] Data [A] ...
|
||||
S Addr Rd [A] [Count] A [Data] ... A P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -1762,6 +1814,11 @@ i2c_reg: 0-255, the register to read.
|
|||
|
||||
Returns the number of bytes read (>0) if OK, otherwise PI_BAD_HANDLE,
|
||||
PI_BAD_PARAM, or PI_I2C_READ_FAILED.
|
||||
|
||||
. .
|
||||
S Addr Wr [A] Comm [A]
|
||||
S Addr Rd [A] [Data] A [Data] A ... A [Data] NA P
|
||||
. .
|
||||
D*/
|
||||
|
||||
|
||||
|
|
@ -1781,6 +1838,10 @@ i2c_reg: 0-255, the register to write.
|
|||
|
||||
Returns 0 if OK, otherwise PI_BAD_HANDLE, PI_BAD_PARAM, or
|
||||
PI_I2C_WRITE_FAILED.
|
||||
|
||||
. .
|
||||
S Addr Wr [A] Comm [A] Data [A] Data [A] ... [A] Data [A] P
|
||||
. .
|
||||
D*/
|
||||
|
||||
/*F*/
|
||||
|
|
@ -2518,6 +2579,9 @@ The number of bytes of data in a buffer.
|
|||
int::
|
||||
A whole number, negative or positive.
|
||||
|
||||
invert::
|
||||
A flag used to set normal or inverted bit bang serial data level logic.
|
||||
|
||||
level::
|
||||
The level of a gpio. Low or High.
|
||||
|
||||
|
|
|
|||
99
pigs.1
99
pigs.1
|
|
@ -645,7 +645,7 @@ The gpio must be one of the following.
|
|||
5 clock 1 A+/B+/Pi2 and compute module only (reserved for system use)
|
||||
6 clock 2 A+/B+/Pi2 and compute module only
|
||||
20 clock 0 A+/B+/Pi2 and compute module only
|
||||
21 clock 1 All models but Type 2 B (reserved for system use)
|
||||
21 clock 1 All models but Type 2 (reserved for system use)
|
||||
|
||||
.EE
|
||||
|
||||
|
|
@ -742,7 +742,7 @@ The gpio must be one of the following.
|
|||
This command returns the hardware revision of the Pi.
|
||||
|
||||
.br
|
||||
The hardware revision is found in the last 4 characters on the Type sion
|
||||
The hardware revision is found in the last 4 characters on the revision
|
||||
line of /proc/cpuinfo.
|
||||
|
||||
.br
|
||||
|
|
@ -2570,6 +2570,35 @@ ERROR: no serial read in progress on gpio
|
|||
|
||||
.br
|
||||
|
||||
.IP "\fBSLRI u v\fP - Sets bit bang serial data logic levels"
|
||||
.IP "" 4
|
||||
|
||||
.br
|
||||
This command sets the logic level for reading bit bang serial data
|
||||
on gpio \fBu\fP.
|
||||
|
||||
.br
|
||||
Upon success nothing is returned. On error a negative status code
|
||||
will be returned.
|
||||
|
||||
.br
|
||||
The invert parameter \fBv\fP is 1 for inverted signal, 0 for normal.
|
||||
|
||||
\fBExample\fP
|
||||
.br
|
||||
|
||||
.EX
|
||||
$ pigs slri 17 1 # invert logic on gpio 17
|
||||
.br
|
||||
|
||||
.br
|
||||
$ pigs slri 23 0 # use normal logic on gpio 23
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.br
|
||||
|
||||
.IP "\fBSLRO u b db\fP - Open gpio for bit bang serial data"
|
||||
.IP "" 4
|
||||
|
||||
|
|
@ -2612,36 +2641,6 @@ ERROR: gpio already in use
|
|||
|
||||
.br
|
||||
|
||||
.IP "\fBSLRI u i\fP - Invert serial logic for bit bang serial data"
|
||||
.IP "" 4
|
||||
|
||||
.br
|
||||
This command inverts the serial logic when reading bit bang serial data.
|
||||
|
||||
.br
|
||||
Upon success nothing is returned. On error a negative status code
|
||||
will be returned.
|
||||
|
||||
.br
|
||||
The invert parameter is 1 for inverted signal, 0 for normal.
|
||||
|
||||
.br
|
||||
|
||||
\fBExample\fP
|
||||
.br
|
||||
|
||||
.EX
|
||||
$ pigs slri 17 1
|
||||
.br
|
||||
|
||||
.br
|
||||
$ pigs slri 17 0
|
||||
.br
|
||||
|
||||
.EE
|
||||
|
||||
.br
|
||||
|
||||
.IP "\fBSPIC h\fP - SPI close handle"
|
||||
.IP "" 4
|
||||
|
||||
|
|
@ -3246,35 +3245,35 @@ done
|
|||
.br
|
||||
|
||||
.br
|
||||
pigs wvcha \\
|
||||
pigs wvcha \
|
||||
.br
|
||||
${w[4]} ${w[3]} ${w[2]} \\
|
||||
${w[4]} ${w[3]} ${w[2]} \
|
||||
.br
|
||||
255 0 \\
|
||||
255 0 \
|
||||
.br
|
||||
${w[0]} ${w[0]} ${w[0]} \\
|
||||
${w[0]} ${w[0]} ${w[0]} \
|
||||
.br
|
||||
255 0 \\
|
||||
255 0 \
|
||||
.br
|
||||
${w[0]} ${w[1]} \\
|
||||
${w[0]} ${w[1]} \
|
||||
.br
|
||||
255 2 0x88 0x13 \\
|
||||
255 2 0x88 0x13 \
|
||||
.br
|
||||
255 1 30 0 \\
|
||||
255 1 30 0 \
|
||||
.br
|
||||
255 0 \\
|
||||
255 0 \
|
||||
.br
|
||||
${w[2]} ${w[3]} ${w[0]} \\
|
||||
${w[2]} ${w[3]} ${w[0]} \
|
||||
.br
|
||||
${w[3]} ${w[1]} ${w[2]} \\
|
||||
${w[3]} ${w[1]} ${w[2]} \
|
||||
.br
|
||||
255 1 10 0 \\
|
||||
255 1 10 0 \
|
||||
.br
|
||||
255 1 5 0 \\
|
||||
255 1 5 0 \
|
||||
.br
|
||||
${w[4]} ${w[4]} ${w[4]} \\
|
||||
${w[4]} ${w[4]} ${w[4]} \
|
||||
.br
|
||||
255 2 0x20 0x4E \\
|
||||
255 2 0x20 0x4E \
|
||||
.br
|
||||
${w[0]} ${w[0]} ${w[0]}
|
||||
.br
|
||||
|
|
@ -3399,7 +3398,7 @@ ERROR: attempt to create an empty waveform
|
|||
|
||||
.br
|
||||
|
||||
.IP "\fBWVDEL wid\fP - Delete selected waveforms"
|
||||
.IP "\fBWVDEL wid\fP - Delete selected waveform"
|
||||
.IP "" 4
|
||||
|
||||
.br
|
||||
|
|
@ -4123,7 +4122,7 @@ Again, ignore the details for now.
|
|||
.br
|
||||
|
||||
.EX
|
||||
time (pigs procr 0 10000000; while a=$(pigs procp 0); [[ ${a::1} -eq 2 ]];\\
|
||||
time (pigs procr 0 10000000; while a=$(pigs procp 0); [[ ${a::1} -eq 2 ]];\
|
||||
.br
|
||||
do sleep 0.2; done)
|
||||
.br
|
||||
|
|
@ -4163,7 +4162,7 @@ jp 999 jumps to tag 999 if the result is positive.
|
|||
.br
|
||||
|
||||
.EX
|
||||
time (pigs procr 0 10000000; while a=$(pigs procp 0); [[ ${a::1} -eq 2 ]];\\
|
||||
time (pigs procr 0 10000000; while a=$(pigs procp 0); [[ ${a::1} -eq 2 ]];\
|
||||
.br
|
||||
do sleep 0.2; done)
|
||||
.br
|
||||
|
|
|
|||
Loading…
Reference in New Issue