Two IR Line Following using default IR sensors and quarky with PID – Adaptive Feedback

Steps :

1. Set IR threshold for stopping the robot at the crossing lines
2. use a block to get the IR value for reading the IR value
3. The below example uses a pid line following blocks
4. First, click on the flag to initialize and set the pin for the line following
5. When you click doline following robot start line following and stop at the Check-point (when both IRs are at the Black line)

Script