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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | - | 1 | OrCAD LOGIC COMPILER v2.01 N 12/09/94 (Source file .\PLD\#0053EE.PLD) |
| 2 | |||
| 3 | 1 || FILE: #0053LL.PLD |
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| 4 | 2 || PROJ: 20120601 |
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| 5 | 3 || PART: G26CV12-#0053 |
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| 6 | 4 || |
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| 7 | 5 || DEV : GAL26CV12 |
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| 8 | 6 || |
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| 9 | 7 || DESC: MASTER DECODER |
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| 10 | 8 || |
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| 11 | 9 | |
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| 12 | 10 |GAL26CV12 |
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| 13 | 11 | |
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| 14 | 12 || INPUT |
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| 15 | 13 | 1:A9, 2:A10, 3:A11, 4:A12, 5:A13, 6:A14, 8:A15, 9:A16, 10:A17, |
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| 16 | 14 | 11:A18, 12:A19, 13:A20, 14:A21, 15:A22, 16:A23, 17:VMA, 18:RW, |
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| 17 | 15 | 24:HIM, 25:X0E, 26:X1E, 27:XFE, 28:FWE, |
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| 18 | 16 || OUTPUT |
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| 19 | 17 | 19:FE, 20:CS0, 22:ME, 23:CSF |
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| 20 | 18 | |
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| 21 | 19 | ACTIVE-LOW: FE, CS0, ME, CSF |
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| 22 | 20 | |
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| 23 | 21 | |
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| 24 | 22 | SIGNATURE: "0053EE " |
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| 25 | 23 | |
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| 26 | 24 || LAST VERSIONE DEBUG/LOADER 2018/26/01 |
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| 27 | 25 || |
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| 28 | 26 || FWE XFE RW BANK $F0 |
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| 29 | 27 || 0 X X /ME (RAM) |
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| 30 | 28 || 1 0 x /CSF (FLASH) |
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| 31 | 29 || 1 1 1 /FE (EEROM8U READ ONLY) |
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| 32 | 30 || 1 1 0 /ME (RAM WRITE ONLY) |
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| 33 | 31 || |
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| 34 | 32 || -------------------------------------------------------- |
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| 35 | 33 || HIM -> MAPPA AREA 00FE00 - 00FFFF IN RAM INVECE CHE IN FLASH |
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| 36 | 34 || X0E -> ABILITA EXTERN MEMORY (/CX0) IN BANCO 1 AREA 010000 - 011FFF (8K) |
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| 37 | 35 || X1E -> ABILITA EXTERN MEMORY (/CX1) IN BANCO 1 AREA 012000 - 013FFF (8K) |
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| 38 | 36 || -------------------------------------------------------- |
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| 39 | 37 || |
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| 40 | 38 || /FE -> ABILITA EEROM8U F00000 - F7FFFF (512K) |
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| 41 | 39 || /ME -> ABILITA BANCHI RAM DA 4MB (ESCLUSO CSX, BK0) |
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| 42 | 40 || /CS0 -> PRIMO BLOCCO 128K IN 00000 - 01FFFF (ESCLUSO IO) |
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| 43 | 41 || /CSF -> ENABLE FLASH IN F00000 - F7FFFF (512K) |
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| 44 | 42 || |
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| 45 | 43 || -------------------------------------------------------- |
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| 46 | 44 || |
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| 47 | 45 || ABILITAZIONE RAM RANGE 020000 - FFFFFF |
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| 48 | 46 || B4MH -> BLOCCO 4MB 800000 - BFFFFF |
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| 49 | 47 | B4MH = (VMA' & A23 & A22' ) |
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| 50 | 48 || B2MH -> BLOCCO 2MB C00000 - DFFFFF |
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| 51 | 49 | B2MH = (VMA' & A23 & A22 & A21' ) |
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| 52 | 50 || B1MH -> BLOCCO 1MB E00000 - EFFFFF |
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| 53 | 51 | B1MH = (VMA' & A23 & A22 & A21 & A20' ) |
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| 54 | 52 || B5KA -> BLOCCO 512KB F00000 - F7FFFF (RAM SOLO SE FWE=0) |
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| 55 | 53 | B5KA = (VMA' & A23 & A22 & A21 & A20 & A19' & FWE') |
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| 56 | 54 || B5KB -> BLOCCO 512KB F00000 - F7FFFF (RAM SOLO SE XFE=1, FWE=1, RW=0) |
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| 57 | 55 | B5KB = (VMA' & A23 & A22 & A21 & A20 & A19' & XFE & FWE & RW') |
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| 58 | |||
| 59 | |||
| 60 | 58 || |
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| 61 | 59 || B4ML -> BLOCCO 4MB 400000 - 7FFFFF |
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| 62 | 60 | B4ML = (VMA' & A23' & A22 ) |
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| 63 | 61 || B2ML -> BLOCCO 2MB 200000 - 3FFFFF |
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| 64 | 62 | B2ML = (VMA' & A23' & A22' & A21 ) |
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| 65 | 63 || B1ML -> BLOCCO 1MB 100000 - 1FFFFF |
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| 66 | 64 | B1ML = (VMA' & A23' & A22' & A21' & A20 ) |
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| 67 | 65 || B5KL -> BLOCCO 512KB 080000 - 0FFFFF |
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| 68 | 66 | B5KL = (VMA' & A23' & A22' & A21' & A20' & A19 ) |
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| 69 | 67 || |
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| 70 | 68 || /ME -> ABILITAZIONE RAM RANGE 080000 - F7FFFF |
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| 71 | 69 | MXH = (B4MH # B2MH # B1MH # B5KA # B5KB) |
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| 72 | 70 | MXL = (B4ML # B2ML # B1ML # B5KL # B6K) |
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| 73 | 71 | ME = (MXL # MXH) |
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| 74 | 72 || |
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| 75 | 73 || -------------------------------------------------------- |
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| 76 | 74 || |
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| 77 | 75 | BANK0 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16' & VMA') |
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| 78 | 76 | BANK1 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16 & VMA') |
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| 79 | 77 || -------------------------------------------------------- |
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| 80 | 78 || |
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| 81 | 79 || B0M -> ABILITAZIONE RAM RANGE 000000 - 00FFFF (BANCO 0) |
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| 82 | 80 || |
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| 83 | 81 || BLOCCO 32K |
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| 84 | 82 | RB0 = (BANK0 & A15' ) |
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| 85 | 83 || BLOCCO 16K |
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| 86 | 84 | RB1 = (BANK0 & A15 & A14' ) |
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| 87 | 85 || BLOCCO 8K |
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| 88 | 86 | RB2 = (BANK0 & A15 & A14 & A13' ) |
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| 89 | 87 || BLOCCO 4K |
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| 90 | 88 | RB3 = (BANK0 & A15 & A14 & A13 & A12' ) |
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| 91 | 89 || BLOCCO 2K |
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| 92 | 90 | RB4 = (BANK0 & A15 & A14 & A13 & A12 & A11' ) |
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| 93 | 91 || BLOCCO 1K |
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| 94 | 92 | RB5 = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10') |
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| 95 | 93 || ULTIMO BLOCCO 512B (00FE00 - 00FFFF) |
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| 96 | 94 | RB7 = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10 & A9) |
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| 97 | 95 || RB7A -> RANGE 00FE00 - 00FFFF IN RAM SOLO SE HIM=1 |
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| 98 | 96 | RB7A = (RB7 & HIM) |
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| 99 | 97 || RB7B -> RANGE 00FE00 - 00FFFF IN RAM SOLO SE RW=0 |
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| 100 | 98 | RB7B = (RB7 & RW') |
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| 101 | 99 || |
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| 102 | 100 | B0M = (RB0 # RB1 # RB2 # RB3 # RB4 # RB5 # RB7A # RB7B) |
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| 103 | 101 || -------------------------------------------------------- |
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| 104 | 102 || |
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| 105 | 103 || B1M -> ABILITAZIONE RAM RANGE 010000 - 01FFFF (BANCO 1) |
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| 106 | 104 || |
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| 107 | 105 || B32KH -> BLOCCO 32KB 018000 - 01FFFF |
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| 108 | 106 | B32KH = (BANK1 & A15) |
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| 109 | 107 || B16KH -> BLOCCO 16KB 014000 - 017FFF |
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| 110 | 108 | B16KH = (BANK1 & A15' & A14) |
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| 111 | 109 || B08KL -> BLOCCO 8KB 010000 - 011FFF |
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| 112 | 110 | B08KL = (BANK1 & A15' & A14' & A13' & X0E') |
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| 113 | 111 || B08KH -> BLOCCO 8KB 012000 - 013FFF |
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| 114 | 112 | B08KH = (BANK1 & A15' & A14' & A13 & X1E') |
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| 115 | 113 || |
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| 116 | 114 | B1M = (B32KH # B16KH # B08KL # B08KH) |
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| 117 | |||
| 118 | |||
| 119 | 117 || /CS0 -> ABILITAZIONE RAM RANGE 000000 - 01FFFF (BANCHI 0 & 1) |
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| 120 | 118 | CS0 = (B0M # B1M) |
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| 121 | 119 || -------------------------------------------------------- |
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| 122 | 120 || |
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| 123 | 121 || /CSF -> ABILITAZIONE FLASH RANGE F00000 - F7FFFF |
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| 124 | 122 || CSFA -> ALWAYS IF: FWE=1, XFE=0 |
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| 125 | 123 | CSFA = (A23 & A22 & A21 & A20 & A19' & VMA' & FWE & XFE') |
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| 126 | 124 || CSFB -> MAPPA RANGE 00FE00 - 00FFFF IN F8FE00 - F8FFFF (HIM=0, RW=1) |
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| 127 | 125 | CSFB = (RB7 & RW & HIM') |
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| 128 | 126 | CSF = (CSFA # CSFB) |
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| 129 | 127 || -------------------------------------------------------- |
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| 130 | 128 || |
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| 131 | 129 || /FE -> ABILITAZIONE EEROM8U RANGE F00000 - F7FFFF |
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| 132 | 130 || /FE -> ALWAYS IF: FWE=1, XFE=1, RW=1 |
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| 133 | 131 | FE = (A23 & A22 & A21 & A20 & A19' & VMA' & RW & XFE & FWE) |
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| 134 | |||
| 135 | |||
| 136 | I200 No fatal errors found in source code (logic phase). |
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| 137 | I201 No warnings. |
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| 138 | |||
| 139 | |||
| 140 | |||
| 141 | I203 Memory usage 127K |
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| 142 | I204 Elapsed time 1 second |
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| 143 | |||
| 144 | |||
| 145 | |||
| 146 | |||
| 147 | RESOLVED EXPRESSIONS (Reduction 0) |
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| 148 | |||
| 149 | Signal name Row Terms |
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| 150 | |||
| 151 | |||
| 152 | |||
| 153 | |||
| 154 | 52 A19 A20 A21 A22 A23 VMA' |
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| 155 | |||
| 156 | 54 A20 A21' A22' A23' VMA' |
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| 157 | |||
| 158 | 56 A21 A22' A23' VMA' |
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| 159 | 57 A22' A23 VMA' |
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| 160 | 58 A22 A23' VMA' |
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| 161 | |||
| 162 | CS0 62 A9 A10 A11 A12 A13 A14 A15 A16' A17' A18' A19' |
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| 163 | A20' A21' A22' A23' VMA' RW' |
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| 164 | 63 A9 A10 A11 A12 A13 A14 A15 A16' A17' A18' A19' |
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| 165 | A20' A21' A22' A23' VMA' HIM |
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| 166 | 64 A10' A11 A12 A13 A14 A15 A16' A17' A18' A19' A20' |
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| 167 | A21' A22' A23' VMA' |
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| 168 | |||
| 169 | A22' A23' VMA' |
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| 170 | 66 A12' A13 A14 A15 A16' A17' A18' A19' A20' A21' A22' |
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| 171 | A23' VMA' |
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| 172 | 67 A13' A14' A15' A16 A17' A18' A19' A20' A21' A22' A23' |
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| 173 | VMA' X0E' |
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| 174 | 68 A13 A14' A15' A16 A17' A18' A19' A20' A21' A22' A23' |
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| 175 | VMA' X1E' |
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| 176 | 69 A13' A14 A15 A16' A17' A18' A19' A20' A21' A22' A23' |
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| 177 | VMA' |
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| 178 | 70 A14' A15 A16' A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 179 | 71 A14 A15' A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 180 | 72 A15' A16' A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 181 | 73 A15 A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 182 | |||
| 183 | CSF 38 A9 A10 A11 A12 A13 A14 A15 A16' A17' A18' A19' |
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| 184 | A20' A21' A22' A23' VMA' RW HIM' |
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| 185 | 39 A19' A20 A21 A22 A23 VMA' XFE' FWE |
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| 186 | |||
| 187 | FE 75 A19' A20 A21 A22 A23 VMA' RW XFE FWE |
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| 188 | |||
| 189 | |||
| 190 | |||
| 191 | SIGNAL ASSIGNMENT |
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| 192 | Rows |
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| 193 | |||
| 194 | Beg Avail Used |
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| 195 | |||
| 196 | |||
| 197 | |||
| 198 | |||
| 199 | 4. A12 12 - - - High |
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| 200 | 5. A13 16 - - - High |
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| 201 | 6. A14 20 - - - High |
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| 202 | 8. A15 24 - - - High |
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| 203 | |||
| 204 | 10. A17 32 - - - High |
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| 205 | 11. A18 36 - - - High |
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| 206 | 12. A19 40 - - - High |
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| 207 | 13. A20 44 - - - High |
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| 208 | 14. A21 48 - - - High |
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| 209 | 15. A22 50 112 9 0 High (Registered) |
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| 210 | 16. A23 46 103 9 0 High (Registered) |
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| 211 | 17. VMA 42 94 9 0 High (Registered) |
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| 212 | 18. RW 38 85 9 0 High (Registered) |
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| 213 | 19. FE 35 74 11 1 Low (Three-state) |
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| 214 | 20. CS0 31 61 13 12 Low (Three-state) |
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| 215 | 22. ME 27 48 13 10 Low (Three-state) |
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| 216 | 23. CSF 23 37 11 2 Low (Three-state) |
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| 217 | 24. HIM 18 28 9 0 High (Registered) |
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| 218 | 25. X0E 14 19 9 0 High (Registered) |
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| 219 | 26. X1E 10 10 9 0 High (Registered) |
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| 220 | 27. XFE 6 1 9 0 High (Registered) |
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| 221 | 28. FWE 2 - - - High |
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| 222 | 29. - - 0 1 0 |
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| 223 | 30. - - 121 1 0 |
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| 224 | ---- ---- |
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| 225 | 122 25 (20%) |
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| 226 | |||
| 227 | |||
| 228 | I200 No fatal errors found in source code (device phase). |
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| 229 | I201 No warnings. |
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| 230 | |||
| 231 | |||
| 232 | OrCAD DEVICE |
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| 233 | Type: GAL26CV12 |
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| 234 | |||
| 235 | |||
| 236 | F0* |
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| 237 | L1924 1111111111111111111111111111111111111111111111111111* |
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| 238 | |||
| 239 | |||
| 240 | |||
| 241 | L2548 1101110111111111111111111111111111111110101001010101* |
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| 242 | L2600 1110111111111111111111111111111111111111101001010101* |
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| 243 | L2652 1111111111111111111111111111111111111111011010101010* |
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| 244 | L2704 1111111111111111111111111111111111111111011001010101* |
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| 245 | L2756 1111111111111111111111111111111111111111111010010101* |
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| 246 | L2808 1111111111111111111111111111111111111111111001101010* |
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| 247 | L2860 1111111111111111111111111111111111111111111011011001* |
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| 248 | L2912 1111111111111111111111111111111111111111111011100110* |
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| 249 | L2964 1111111111111111111111111111111111111111111011011110* |
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| 250 | L3016 1111111111111111111111111111111111111111111011101101* |
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| 251 | L3172 1111111111111111111111111111111111111111111111111111* |
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| 252 | L3224 0111011101110111011101110111101110111010101010101010* |
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| 253 | L3276 0111011101110111010101110111101110111011101010101010* |
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| 254 | L3328 1111101101110111011101110111101110111011101010101010* |
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| 255 | L3380 1111111110110111011101110111101110111011101010101010* |
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| 256 | L3432 1111111111111011011101110111101110111011101010101010* |
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| 257 | L3484 1111111111111110101110111011011110111011101010101010* |
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| 258 | L3536 1111111111101111011110111011011110111011101010101010* |
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| 259 | L3588 1111111111111111101101110111101110111011101010101010* |
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| 260 | L3640 1111111111111111111110110111101110111011101010101010* |
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| 261 | L3692 1111111111111111111101111011011110111011101010101010* |
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| 262 | L3744 1111111111111111111111111011101110111011101010101010* |
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| 263 | L3796 1111111111111111111111110111011110111011101010101010* |
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| 264 | L3848 1111111111111111111111111111111111111111111111111111* |
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| 265 | L3900 1101110111111111111111111111111111111101101001010101* |
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| 266 | L6344 1111111101010101111111110011000000110000001101010011* |
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| 267 | L6396 001101000101010001010010000000100000* |
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| 268 | CA4E2* |
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| 269 | |||
| 270 | I202 1/26/18 11:02 am (Friday) |
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| 271 | I203 Memory usage 11K |
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| 272 | I204 Elapsed time 1 second |
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| 273 |