FEATURES: • ICSP 5x2 pin connector for in-circuit programming with AVR-PG1 or AVR-PG2 • Voltage regulator +5V, 7805 and filtering capacitors • Quartz crystall oscilator circuit 8Mhz • reset IC ZM33064 • status LED connected to PB0 via removable jumper • Power plug-in jack • DIL40 microcontroller socket • RS232 DB9 female connector • RS232 MAX232 interface circuit with Tx, Rx, CTS, DTR/RTS signals • Extension slot on every uC pin • Grid 100 mils • GND bus • Vcc bus • FR-4, 1.5 mm (0.062"), green soldermask, white silkscreen component print • four mounting holes 3.3 mm (0.13") • dimensions 100x80 mm (3.9x3.15")