Control a Stepper Motor Remotely Using Xinabox XChip OC06 (PCA9554A DRV8825) and CW02 (ESP32) Using Ubidots Over MQTT

Check out this Ubidots tutorial to control a Stepper Motor remotely using xChip OC06 (PCA9554A I/O Expander & DRV8825 Stepper Motor Controller) and CW02 (ESP32) using Ubidots.