Spoken Tutorial, IIT Bombay 
	        https://spoken-tutorial.org 

	        OpenPLC with LDmicro
	    PWM Instruction - Assignment


Control the brightness of the red LED of Traffic Light module.

Hints: 
 1. Replace fan of Heater module with red LED of Traffic light  module.
 2. Connect PD7 pin to +5V pin of the red LED of the Traffic light module.