Qty Value Parts 1 7.3728MHz 7.3728M 1 D Type 9 pin Female X1 2 LED 3mm Red and Green GREEN, RED 1 6 pin connector 3X2 SV1 1 1k R2 1 4k7 R1 4 10uF/25V Electrolytic C1, C2, C3, C4 1 1u/25V Electrolytic C8 2 22pF C5, C6 2 100nF C7, C9 1 ATTINY2313 IC1 1 MAX232 MAX232 IC2