OnStep Shield for ESPDUINO-32 [WeMos (D1 or D2) R32]

OnStep Shield for ESPDUINO-32 [WeMos (D1 or D2) R32] telescope goto controller on basen [Howard Dutton project ](https://onstep.groups.io/g/main/wiki/3860)

* My wiring diagram and PCB on [EasyEDA](https://easyeda.com/hujer.roman/onstepshield)
* Pinmaps for my PCB is included (replace in OnStep\src\pinmaps\Pins.MaxESP3.h)
* This Shiled tested with TMC2130 (SPI version) and LV8729 stepper drivers
* My others OnStep [things](https://www.thingiverse.com/romanhujer/collections/onstep)

* FreeCAD souce is [here](https://github.com/romanhujer/OnStep-Box/blob/master/OnStepESP32Shield.FCStd)

###NOTE
* For ST4 need remove resistro R14 and Blue LED on ESPduino-32s board !!!
See [this schematic](https://github.com/SmartArduino/ESPboard/blob/master/ESPduino-32s.pdf) and attached picture



* For flash ESP-01 (ESP8266) on Shield use included firmware FlashESP8266.ino or external programmer for [example](https://www.diyhobi.com/flash-program-esp-01-using-usb-serial-adapter