Labels:bird | book | earth | silver screen | sky | windowpane OCR: Appendix B PE/2 Bus Spccifications CORCOMP RS232 Card Modification Appendix B PE/2 Bus Specifications Looking into connector from the component side pin T towards rear of chassis Plus 12 Volts Reg 12V +12V Plus 12 Volt Reg Ready READYA GND Logic Ground Computer Reset RESET GND Logic Ground System Clock SCL GND Logic Ground Audio AUDIC LCP CPU Indicator PCB Enable PCBEN 12 -11 RBDENA Remote Data Bus Control IAQ Hold IAQHA HOLD CPU PltH Request Inter. Level SENILB 16- 15 SENILA Inter. Level Sense Enable Load Interrupt LOAD 18 17 INTA Inter Level Logic Ground GND 20 -19 D7 System Data Bit7 System Data Bit 6 D6 -21 D5 System Data Bit5 System Data Bit4 D4 23 D3 System Data Bit 3 System Data Bit 2 D2 26 -25 D1 System Data Bit 1 System Data Bit O DO 28 -27 GND Logic Ground System Address Bit 1s A ...