The problems with monitoring positions from 2 motors

[roboteer]

@gchen - UPDATE - Feb. 4 2023

I finally got ny AdaFruit Feather ESP32 V.2 to work with the MKR DXL shield, but with some caveats. See my post at

ESP32 + DXL Shield MKR Mashup in ARDUINO

UPDATE: Feb. 4 2023. Today, I took a second look at this project and figured out my previous errors which were to trust the Functions ping() and scan() of the Dynamixel2Arduino library . First, I tried the sample sketches position_mode and position_velocity for this setup and they worked fine for me - see screen captures below: [PositionMode_OK] [VelocityMode_OK] Next, I went back to my SyncReadWrite sketch, and found that I forgot to initialize my…

Thus, in theory, you should be able to use your Wemos ESP32 with the old UNO DXL Shield if you also incorporate Level Shifter PCB between the Wemos and UNO DXL Shield.

Pololu also sells them at

Pololu - Logic Level Shifter, 4-Channel, Bidirectional