RoboRally/docu/pin_out.txt

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Breadboard | NodeMCU, GPIO, index | H-bridge
-------------------------------------
13 | D0, 16, 0 | 15 # driver channel 4 input
14 | D1, 5, 1 | 10 # driver channel 3 input
15 | D2, 4, 2 | 9 # driver 3/4 enable (pwm)
16 | D3, 0, 3 | 2 # driver channel 2 input
17 | D4, 2, 4 | 7 # driver channel 1 input
20 | D5, 14, 5 | 1 # driver 1/2 enable (pwm)
26 | GND
Motor example:
First motor:
GPIO16 -> HIGH (index 0)
GPIO05 -> LOW (index 1)
GPIO04 -> HIGH (index 2)
Second motor:
GPIO00 -> HIGH (index 3)
GPIO02 -> LOW (index 4)
GPIO14 -> HIGH (index 5)