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Experimental Procedures
Step 1: Build the circuit
Raspberry Pi T-Cobbler Laser Emitter Module
5V 5V0 VCC
GPIO0 GPIO17 SIG
For C language users:
Step 2: Change directory
cd /home/pi/SunFounder_SensorKit_for_RPi2/C/05_laser/
Step 3: Compile
gcc laser.c –lwiringPi
