MA001-B universal 51 application board is a 51 chip based application board, mainly for single chip beginners or amateur electronic enthusiasts, with 5V power supply stabilization, RS232 to TTL circuit, built-in 24CxxEEPROM chip connection, built-in power-on reset and manual reset circuit, built-in infrared receiver connection IO expansion and other functions
This manual describes the MA001-B board, its hardware layout, and how to configure it for use. It includes information on power requirements, connector pinouts, and supported communication interfaces such as RS232 and TTL.
The document also covers programming procedures, EEPROM usage, LED indicators, and provides a step‑by‑step setup guide with wiring diagrams and component references.
| Operating Voltage | 5 V |
|---|---|
| Communication Interfaces | RS232, TTL |
| EEPROM Type | 24Cxx |
| Board Dimensions | 80 mm × 100 mm |
The board operates at 5 V.
It supports RS232 and TTL level signals.
The board uses a 24Cxx series EEPROM.
The board measures approximately 80 mm by 100 mm.