Description: 8051 are popular with both industrial developers and hobbyists alike due to their low cost, wide availability, large user base, extensive collection of application notes, availability of low cost or free development tools, and serial programming (and re-programming with flash memory) capability. They are also commonly used in educational programming.
High quality Atmel microcontroller development board.
The DIP40 locking device, easy to remove the ATMEL microcontroller for reuse.
8 independent LED.
1 * 4 independent keys.
4* 4 keypad matrix.
RTC DS1307 with battery connector
AT24C02 I2C external memory.
I2C EEPROM Interfaces
The MAX232 chip RS232 communication.
16X2 LCD interface (character display).
All IO ports pin have extraction and clearly marked.