GEI-100268 7
Table 4. Plug P2 Pin Assignments, Row D
Pin No. Nomenclature Definition
D1 P5 +5 digital power source
D2 XD3 Data bus (D3)
D3 XD7 Data bus (D7)
D4 DCOM +5 digital power return (common)
D5 XD11 Data bus (D11)
D6 XD15 Data bus (D15)
D7 XD19 Data bus (D019)
D8 XD23 Data bus (D23)
D9 XD27 Data bus (D27)
D10 XD31 Data bus (D31)
D11 XA3 Address bus (A3)
D12 DCOM +5 digital power return (common)
D13 XA7 Address bus (A7)
D14 XA11 Address bus (A11)
D15 0XWR 0 = write data to BAIA board request
D16 0XBUSY Busy
D17 INT_IO I/O interrupt
D18 D21 NC Not Connected
D19 BRD_ID Serial board identification line
D20 DCOM +5 digital power return (common)
D22 N15 Non-isolated +15, -15Vdc power source
D23 HIFI_3B Hi-Fidelity input, 3 pair
D24 HIFI_5A Hi-Fidelity input, 5 pair
D25 HIFI_5B Hi-Fidelity input, 5 pair
D26 T_RX_ACL Keyboard TTL level RS232 signals to/from ACL_ board
D27 GR_1TX ISBus (1,2) TTL level signals to/from DSPX board
D28 DCOM +5 digital power return (common)
D29 T_RX_TTL Tool TTL level RS232 signals to/from DSPX board
D30 T_TXEN_TTL Tool TTL level RS232 signals to/from DSPX board
D31 T_TXEN_ACL Keyboard TTL level RS232 signals to/from ACL_ board
D32 P5 +5 digital power source
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