Translations:Dimensionner et faire un tracker solaire photovolatïque low tech/203/en

We plug the GPIO 2 and 4 (+5V) to the +5V pins of the HBridge We plug the GPIO 6 and 7 (Ground) to the GND pin of the HBridge We plug the GPIO 23 and 16 to the switch 3 of the HBridge To test the "enable" of the HBridge, we plug the GPIO 20 and 21 to EAN of HBridge