DIY Upgrade Learning Board Module Kit - Green + Blue + Black
513SCM minimum system board Specification: Integrated ISP 10pin download port easy for download AT89S52; Round hole socket soldering easy for change crystal oscillator (standard equipped 11.0592M); Supports STC89C52 STC12C5A60S2 STC11/10x series; 2 power input modes: DC-005 power socket / single-row pin; External 3-way VCC GND P0 port with pull-up resistor; Reset mode: Power-on eeset / external button reset