RT: Subway doors use brushless DC servo motors, while elevator doors use all kinds of motors. I opened a few drive + control boards and found that they are basically C2000 series. The only difference
The ESP32-S2-Saola-1 development board, like other ESP8266/ESP32, downloads programs through serial port 0. The firmware can be downloaded using the onboard USB-to-serial chip, and esptool.py or Espre
1. Press the TAB key to flip when moving components.2. Add holes of any shape (including square component feet): You can use 2D line drawing on the 24th layer.
3. Add bare copper (also known as solder
1. Introduction The on-chip FLASH of MSP430F5438 can be used as EEPROM. This part of FLASH is called INFO FLASH. There are 4 blocks of 128Byte each. Although the capacity of INFO FLASH is relatively s