Parts list for CS/A IEC board, version 1.1 ------------------------------------------ IC 1 74LS688 2 6821/6521 PIA 3 6522 VIA 4 74LS02 5 74LS86 6-8 74LS07 P 1 CS/A bus connector 2 parallel IEEE488 bus connector 3 DIN Commodore serial IEC bus connector, female 4 1-pin charrom switch PET emulator C 1-8 60-100nF decoupling C between Vcc and GND 9 100uF L 1-16 HF-Drossel J 1 2-pin enable IEEE488 slave operation 2 2-pin enable IEC slave operation S 1 piezo-beeper