Check the pigpio

pigpio is a module used to control Raspberry Pi GPIO channels. This package provides some methods to control GPIO on Raspberry Pi. For examples and documentation, please visit: https://www.npmjs.com/package/pigpio.

Enter the following command to install the pigpio library.

npm install pigpio

Check if the library is installed successfully, change the directory and enter nodejs:

cd /home/pi/davinci-kit-for-raspberry-pi/nodejs
nodejs
../_images/pigpio1.png

Then enter require('pigpio'):

require('pigpio')
../_images/pigpio2.png

If the above screen appears, the library installation is successful.

If you want to exit node CLI, please press Ctrl+C twice.

../_images/pigpio3.png