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The Amiga 3000 Bus signals vary based on the particular bus mode in effect. This table lists each physical pin by physical name, and then by the logical names for Zorro II mode, Zorro III mode, address phase, and Zorro III data mode, data phase. PIN Physical Zorro II Zorro III Zorro III NO. Name Name Address Phase Data Phase --- -------- -------- ------------- ---------- 1 Ground Ground Ground Ground 2 Ground Ground Ground Ground 3 Ground Ground Ground Ground 4 Ground Ground Ground Ground 5 +5VDC +5VDC +5VDC +5VDC 6 +5VDC +5VDC +5VDC +5VDC 7 /OWN /OWN /OWN /OWN 8 -5VDC -5VDC -5VDC -5VDC 9 /SLAVEn /SLAVEn /SLAVEn /SLAVEn 10 +12VDC +12VDC +12VDC +12VDC 11 /CFGOUTn /CFGOUTn /CFGOUTn /CFGOUTn 12 /CFGINn /CFGINn /CFGINn /CFGINn 13 Ground Ground Ground Ground 14 /C3 /C3 Clock /C3 Clock /C3 Clock 15 CDAC CDAC Clock CDAC Clock CDAC Clock 16 /C1 /C1 Clock /C1 Clock /C1 Clock 17 /CINH /OVR /CINH /CINH 18 /MTCR XRDY /MTCR /MTCR 19 /INT2 /INT2 /INT2 /INT2 20 -12VDC -12VDC -12VDC -12VDC 21 A5 A5 A5 A5 22 /INT6 /INT6 /INT6 /INT6 23 A6 A6 A6 A6 24 A4 A4 A4 A4 25 Ground Ground Ground Ground 26 A3 A3 A3 A3 27 A2 A2 A2 A2 28 A7 A7 A7 A7 29 /LOCK A1 /LOCK /LOCK 30 AD8 A8 A8 D0 31 FC0 FC0 FC0 FC0 32 AD9 A9 A9 D1 33 FC1 FC1 FC1 FC1 34 AD10 A10 A10 D2 35 FC2 FC2 FC2 FC2 36 AD11 A11 A11 D3 37 Ground Ground Ground Ground 38 AD12 A12 A12 D4 39 AD13 A13 A13 D5 40 Reserved (/EINT7) Reserved Reserved 41 AD14 A14 A14 D6 42 Reserved (/EINT5) Reserved Reserved 43 AD15 A15 A15 D7 44 Reserved (/EINT4) Reserved Reserved 45 AD16 A16 A16 D8 46 /BERR /BERR /BERR /BERR 47 AD17 A17 A17 D9 48 /MTACK (/VPA) /MTACK /MTACK 49 Ground Ground Ground Ground 50 E Clock E Clock E Clock E Clock 51 /DS0 (/VMA) /DS0 /DS0 52 AD18 A18 A18 D10 53 /RESET /RST /RESET /RESET 54 AD19 A19 A19 D11 55 /HLT /HLT /HLT /HLT 56 AD20 A20 A20 D12 57 AD22 A22 A22 D14 58 AD21 A21 A21 D13 59 AD23 A23 A23 D15 60 /BRn /BRn /BRn /BRn 61 Ground Ground Ground Ground 62 /BGACK /BGACK /BGACK /BGACK 63 AD31 D15 A31 D31 64 /BGn /BGn /BGn /BGn 65 AD30 D14 A30 D30 66 /DTACK /DTACK /DTACK /DTACK 67 AD29 D13 A29 D29 68 READ READ READ READ 69 AD28 D12 A28 D28 70 /DS2 /LDS /DS2 /DS2 71 AD27 D11 A27 D27 72 /DS3 /UDS /DS3 /DS3 73 Ground Ground Ground Ground 74 /CCS /AS /CCS /CCS 75 SD0 D0 Reserved D16 76 AD26 D10 A26 D26 77 SD1 D1 Reserved D17 78 AD25 D9 A25 D25 79 SD2 D2 Reserved D18 80 AD24 D8 A24 D24 81 SD3 D3 Reserved D19 82 SD7 D7 Reserved D23 83 SD4 D4 Reserved D20 84 SD6 D6 Reserved D22 85 Ground Ground Ground Ground 86 SD5 D5 Reserved D21 87 Ground Ground Ground Ground 88 Ground Ground Ground Ground 89 Ground Ground Ground Ground 90 Ground Ground Ground Ground 91 SenseZ3 Ground SenseZ3 SenseZ3 92 7M E7M 7M 7M 93 DOE DOE DOE DOE 94 /IORST /BUSRST /IORST /IORST 95 /BCLR /GBG /BCLR /BCLR 96 Reserved (/EINT1) Reserved Reserved 97 /FCS No Connect /FCS /FCS 98 /DS1 No Connect /DS1 /DS1 99 Ground Ground Ground Ground 100 Ground Ground Ground Ground