◆FEATURES
- ICSP 5x2 pin connector for in-circuit programming with AVR-PG1 or AVR-PG2
- DIL20 microcontroller socket
- status LED connected to PB4
- reset IC ZM33064
- Quartz crystall oscilator circuit 10MHz
- Voltage regulator +5V, 7805 and filtering capacitors
- Power plug-in jack
- RS232 DB9 female connector , RS232 MAX232 interface circuit with Tx, Rx signals
- 4 optocoupler isolated inputs with screw terminals
- input status LEDs
- 4 relay outputs with 5A/250VAC contacts with screw terminals
- output status LEDs
- four mounting holes 3.3 mm (0.13")
- FR-4, 1.5 mm (0.062"), green soldermask, white silkscreen component print
- dimensions 80x100 mm