Atmel Atmel STK500 starter kit

RS232 Interface to PC for programming and control. Regulated power supply for 10...15 VDC power. Sockets for 8-pin, 20-pin, 28-pin, and 40-pin AVR devices. Parallel and Serial High-Voltage Programming of AVR devices. Serial In-System Programming (ISP) of AVR devices. In-System Programmer for Programming AVR devices in External Target System. 8 Push-buttons for general use. 8 LEDS for general use. All I/O ports easily accessible through pin header connectors. Additional RS232 port for general use. Expansion connectors for plug-in modules and prototyping area.