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Fixed documentation issue

This commit is contained in:
BjoernSch 2016-08-20 18:27:18 +02:00
parent c5a1cc5e35
commit 3330a6f5fd
1 changed files with 5 additions and 4 deletions
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9
pigpio.py
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@ -3067,15 +3067,16 @@ class pi():
"""
This function executes an bit banged SPI transfer. The data
to be sent is specified by the contents of data, received data
is returned as a bytestring.
is returned as a bytearray.
CS:= 0-31 (as used in a prior call to [*bbSPIOpen*])
data:= data to be sent
Returns >= 0 if OK (the number of bytes read), otherwise
PI_BAD_USER_GPIO, PI_NOT_SPI_GPIO or PI_BAD_POINTER.
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
the error code)
The received SPI data returned as ab bytearray
...
pi.bb_spi_xfer(CS, data)
...