/products/roadtest/b/blog/posts/tmc2300-iot-ref---remote-controlled-stepper-motor---getting-to-blinkThe TMC2300-IOT-REF is a reference design for the TMC2300 stepper motor driver controlled by an ESP32, it also has a CH340 serial to USB chip for programming and debugging the ESP32 via a host PC and a TP4054ST25P for battery charging. The TMC2300 isen-USTelligent Community 12https://community.element14.com/products/roadtest/b/blog/posts/tmc2300-iot-ref---remote-controlled-stepper-motor---getting-to-blinkThu, 04 Feb 2021 19:32:31 GMT93d5dcb4-84c2-446f-b2cb-99731719e767:6d7fb1ac-8b89-4b6c-bb0a-e587b6ee6ac2DAB0<p>Getting it to blink is a good first step.</p><p>&nbsp;</p><p>It does look like there is a connector mismatch.</p><p>&nbsp;</p><p>DAB</p><img src="https://community.element14.com/aggbug?PostID=10771&AppID=14&AppType=Weblog&ContentType=0" width="1" height="1">