Table of Contents
WEATHER-BOARD on ODROID-XU4
I2CA (/dev/i2c-1)
| Pin Number | Net Name | Export Number | |
|---|---|---|---|
| C0/C1/C1+ | C2 | ||
| 3 | I2CA.SDA | 74 | 205 |
| 5 | I2CA.SCL | 75 | 206 |
I2CB (/dev/i2c-2)
| Pin Number | Net Name | Export Number | |
|---|---|---|---|
| C0/C1/C1+ | C2 | ||
| 27 | I2CB.SDA | 76 | 207 |
| 28 | I2CB.SCL | 77 | 208 |
Settings I2C
Add I2C module
sudo modprobe aml_i2c ls /dev/i2c-*
To always load the kernel module on boot up, run the following command.
echo "aml_i2c" | sudo tee -a /etc/modules
Download & Run
git clone https://github.com/hardkernel/WEATHER-BOARD.git cd WEATHER-BOARD/c_weather make
Check your I2C node, and run the program.
sudo ./weather_board
or
sudo ./weather_board /dev/i2c-2
