RPi robot
Raspberry Pi Model B rev 2
PWM for DC motor speed control: http://www.adafruit.com/products/815 PCA9685 - i2c
MODE1
|------------------ RESTART = 1
| |---------------- INTCLK 0/1 EXTCLK
| | |------------ SLEEP = 1
| | |
| | | |---- ALLCALL
0 0 0 0 0 0 0 0
MODE2
|----------- Change on ACK = 1
|
0 0 0 0 0 0 0 0
Motor direction control: l293d