Raspberry Pi Mini-bots (a.k.a. "PiBots")

• PiBot Hardware Components List
• ​Raspberry Pi Zero
• PiBot Hat
• OS Setup/Installation
• PiBot Development System Info
• ​PiBot Drive Code Snippet

Ultrasonic Range Sensor

• ​http://www.modmypi.com/blog/hc-sr04-ultrasonic-range-sensor-on-the-raspberry-pi

The Pi Zero has 2 hardware-supported PWM outputs on GPIO18, GPIO19: ​Pi PWM Tutorial ​PWM via WiringPi through some clever programming, additional hardware-assisted PWM can be implemented via DMA: ​PWM via DMA