1, Size: 85mmX61mm
2, the main chip: AT89S52 microcontroller, MAX232 (support AT89S51; AT89S52; AT89S53; STC89C51; STC89C52; STC89C53, etc.)
3, work voltage: DC 5 V (or USB-powered)
4, the standard 10-pin MCU download interface. (Can use the parallel port download cable, and USB download cable to download) Also support: Ssangyong download software, as well as Easy 51Pro.exe
5, Features: 1, with the power instructions;
2, so I / O port in order to elicit;
3, can be achieved with the computer serial port communication;
4, the standard 11.0592M crystal (crystal oscillator can be self-pluggable replacement);
5, with power-on reset and manual reset;
6, support AT89SXX series of single-chip
Machines and STC89CXX Series MCU;
7, support the STC serial download;
8, P2 port 4 key input;
9, P1 port 4 signal instructions;
10, can be USB powered, can be terminal wiring supplies, Pin cited electricity;
