采用stm32单片机，主要功能有控制电机、控制液晶、ZigBee，还有连接WiFi和安卓手机通信(Using STM32 MCU, the main functions are motor control, liquid crystal control, ZigBee, and communication between WiFi and Android mobile phone)

主要是用stm32 控制RFID 射频读卡器识别ID卡，与手机进行通信(The main purpose is to use STM32 to control the RFID radio frequency card reader to identify the ID card and communicate with the mobile phone)