Velleman VMP502, User Manual

Page: 14 / 51

VMP502
V. 02
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25/10/2019 14 ©Velleman nv
C Programming
1. Change directory:
cd/home/pi/IDUINO_SuperKit_C_code_for_RaspberryPi/04_PwmLed
2. Compile:
gcc PwmLed.c
–
o PwmLed
–
lwiringPi
3. Run:
sudo ./PwmLed
Python Programming
1. Change directory:
cd/home/pi/IDUINO_SuperKit_Python_code_for_RaspberryPi/
2. Run:
sudo python 04_PwmLed.py
Press ENTER and you will see a gradual change of the LED luminance.
Through this experiment, you should have mastered the principle of PWM and how to programme the
Raspberry Pi
®
with PWM. You can apply this technology to DC motor speed regulation in the future.
Programming
C Programming