- $ sudo nano /etc/modules
add the lines:
i2c-bcm2708
i2c-dev
- $ sudo nano /etc/modprobe.d/raspi-blacklist.conf
comment the line of
#blacklist i2c-bcm2708
- install i2c-tools for testing
$ sudo apt-get install i2c-tools - reboot
- After reboot, run i2c-tools to test
run the command with -1 option for rev 2 board, or -0 for rev 1 board.
$ sudo i2cdetect -y 1
$ sudo i2cdetect -y 0 - In my test on rev2, with no i2c device inserted:
with Tontec 2.4-inch TFT LCD Touch Screen attached:
Sunday, January 26, 2014
Enable I2C of Raspberry Pi
By default, i2c is disabled in Raspberry Pi. To enable it, follow the step:
Subscribe to:
Post Comments (Atom)
No comments:
Post a Comment