I have the same issue with a Wemos D1 Mini Pro. The odd thing is, it worked fine for 6 or 7 sketch uploads over the course of maybe 2 hours, then suddenly this... I have two of the same Wemos controllers and was swapping between them during that time. Now one consistently gives ...
D3 RX and TX D4 RX and TX D5 RX and TX D6 RX and TX D7 RX and TX D8 RX and TXWemos D1 Mini Pinout Reference : Click HereArduino IDE SetupOpen the Arduino IDE first, then open the project by clicking File -> Open : • APmicro_gpstracker.ino • WD1mini_bot.ino Fill ...
Arduino Wifi Board|Using Import In Node|High-Capacity Flash Memory:4MB Flash memory expands the D1 Mini PRO's capabilities, enabling more complex IoT projects. Compact and Lightweight Design:Same size as D1 mini but lighter, the D1 Mini PRO is ideal for space-constrained IoT projects. ...
You can find more information on WeMos D1 mini boards (mini,mini pro,mini lite), it's really well documented. I now use WeMos boards instead of NodeMCU's one because they're just smaller, features remains the same, but I also suspect WeMos regulator far better quality than the one used...