From f15b72a4fabe60bbae214a21d68c4874cb947805 Mon Sep 17 00:00:00 2001 From: joan2937 Date: Wed, 11 Jan 2017 11:06:33 +0000 Subject: [PATCH] Update README.md --- README.md | 24 +++++++++++------------- 1 file changed, 11 insertions(+), 13 deletions(-) diff --git a/README.md b/README.md index 888cd33..9ea8023 100644 --- a/README.md +++ b/README.md @@ -50,25 +50,24 @@ A number of utility programs are provided the pigpiod daemon. the Python module. - the piscope digital waveform viewer - -Examples - -See http://abyz.co.uk/rpi/pigpio/examples.html + the piscope digital waveform viewer. the pigs command line utility. - the pig2vcd utility which converts notifications into the value change dump (VCD) format (useful for viewing digital waveforms with GTKWave). -gpios +Example programs -ALL gpios are identified by their Broadcom number. See elinux.org +See http://abyz.co.uk/rpi/pigpio/examples.html -There are 54 gpios in total, arranged in two banks. +GPIO -Bank 1 contains gpios 0-31. Bank 2 contains gpios 32-54. +ALL GPIO are identified by their Broadcom number. See elinux.org -A user should only manipulate gpios in bank 1. +There are 54 GPIO in total, arranged in two banks. + +Bank 1 contains GPIO 0-31. Bank 2 contains GPIO 32-54. + +A user should only manipulate GPIO in bank 1. There are at least three types of board. @@ -96,6 +95,5 @@ Type 3 User gpios 2-27 (0 and 1 are reserved). -It is safe to read all the gpios. If you try to write a system gpio or change +It is safe to read all the GPIO. If you try to write a system GPIO or change its mode you can crash the Pi or corrupt the data on the SD card. -