Minimig Board v1.0 MC68000 CPU connections
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IC9 - MC68000
| Pin | Name | Assignment | Comment |
|---|---|---|---|
| 1 | R/W | R/nW | |
| 2 | nDTACK | nDTACK | |
| 3 | nBG | ||
| 4 | nBR | Vcc | |
| 5 | Vcc | ||
| 6 | CLK | CPU_CLK | |
| 7 | GND | ||
| 8 | MODE | Vcc | |
| 9 | nHALT | nCPU_RST | Wired via R68 2K2 resistor |
| 10 | nRESET | nCPU_RST | Wired via R67 2K2 resistor |
| 11 | nAVEC | Vcc | |
| 12 | nBERR | Vcc | |
| 13 | nIPL2 | nIPL2 | |
| 14 | nIPL1 | nIPL1 | |
| 15 | nIPL0 | nIPL0 | |
| 16 | FC2 | ||
| 17 | FC1 | ||
| 18 | FC0 | ||
| 19 | A0 | ||
| 20 | A1 | CPU_A1 | |
| 21 | A2 | CPU_A2 | |
| 22 | A3 | CPU_A3 | |
| 23 | GND | ||
| 24 | A4 | CPU_A4 | |
| 25 | A5 | CPU_A5 | |
| 26 | A6 | CPU_A6 | |
| 27 | A7 | CPU_A7 | |
| 28 | A8 | CPU_A8 | |
| 29 | A9 | CPU_A9 | |
| 30 | A10 | CPU_A10 | |
| 31 | A11 | CPU_A11 | |
| 32 | A12 | CPU_A12 | |
| 33 | A13 | CPU_A13 | |
| 34 | A14 | CPU_A14 | |
| 35 | A15 | CPU_A15 | |
| 36 | A16 | CPU_A16 | |
| 37 | A17 | CPU_A17 | |
| 38 | A18 | CPU_A18 | |
| 39 | A19 | CPU_A19 | |
| 40 | A20 | CPU_A20 | |
| 41 | Vcc | ||
| 42 | A21 | CPU_A21 | |
| 43 | A22 | CPU_A22 | |
| 44 | A23 | CPU_A23 | |
| 45 | D15 | CPU_D15 | |
| 46 | D14 | CPU_D14 | |
| 47 | D13 | CPU_D13 | |
| 48 | D12 | CPU_D12 | |
| 49 | D11 | CPU_D11 | |
| 50 | D10 | CPU_D10 | |
| 51 | D9 | CPU_D9 | |
| 52 | D8 | CPU_D8 | |
| 53 | D7 | CPU_D7 | |
| 54 | D6 | CPU_D6 | |
| 55 | D5 | CPU_D5 | |
| 56 | GND | ||
| 57 | D4 | CPU_D4 | |
| 58 | D3 | CPU_D3 | |
| 59 | D2 | CPU_D2 | |
| 60 | D1 | CPU_D1 | |
| 61 | D0 | CPU_D0 | |
| 62 | nAS | nAS | |
| 63 | nUDS | nUDS | |
| 64 | nLDS | nLDS |
