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| Rev | Author | Line No. | Line |
|---|---|---|---|
| 1 | - | 1 | OrCAD LOGIC COMPILER v2.01 N 12/09/94 (Source file .\PLD\#0203.PLD) |
| 2 | |||
| 3 | 1 || FILE: #0203.PLD |
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| 4 | 2 || PROJ: 20120601 |
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| 5 | 3 || PART: G26CV12-#0203 |
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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 - NEW BUS BOARD |
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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:HIM, |
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| 17 | 15 | 25:SW0, 26:SW1, 27:S0, 28:S1, |
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| 18 | 16 || OUTPUT |
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| 19 | 17 | 19:CEE, 20:CS0, 22:CSR, 23:CSF, 24:CSE |
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| 20 | 18 | |
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| 21 | 19 | ACTIVE-LOW: CEE, CS0, CSR, CSF, CSE |
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| 22 | 20 | |
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| 23 | 21 | |
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| 24 | 22 | SIGNATURE: "00203 " |
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| 25 | 23 | |
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| 26 | 24 || MAP |
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| 27 | 25 || CS0 - RAM BANK $00 |
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| 28 | 26 || CSR - RAM BANK $F0 |
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| 29 | 27 || CSF - FLASH BANK $F0 |
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| 30 | 28 || CSE - EEROM BANK $F0 |
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| 31 | 29 || CEE - EMU8U BANK $F0 |
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| 32 | 30 || |
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| 33 | 31 || MAP $00FE00 - $00FFFF IF HIM = 0 |
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| 34 | 32 || -------------------------------------- |
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| 35 | 33 || SW0 SW1 TYPE SIGNAL |
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| 36 | 34 || 0 X FLASH CSF |
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| 37 | 35 || 1 0 EEROM CSE |
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| 38 | 36 || 1 1 EMU8U CEE |
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| 39 | 37 || |
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| 40 | 38 || MAP $00FE00 - $00FFFF IF HIM = 1 |
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| 41 | 39 || -------------------------------------- |
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| 42 | 40 || SW0 SW1 TYPE SIGNAL |
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| 43 | 41 || X X RAM BANK $00 CS0 |
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| 44 | 42 || |
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| 45 | 43 || MAP BANK $F0 : $F00000 - $F0FFFF |
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| 46 | 44 || -------------------------------------- |
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| 47 | 45 || S1 S0 TYPE SIGNAL |
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| 48 | 46 || 0 0 RAM bank $F0 CSR |
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| 49 | 47 || 0 1 FLASH CSF |
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| 50 | 48 || 1 0 EEROM CSE |
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| 51 | 49 || 1 1 EMU8U CEE |
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| 52 | 50 || |
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| 53 | 51 || -------------------------------------------------------- |
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| 54 | 52 || |
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| 55 | 53 || BANK $00 : $000000 - $00FFFF |
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| 56 | 54 | BANK0 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16' & VMA') |
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| 57 | 55 || |
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| 58 | |||
| 59 | |||
| 60 | 58 || 16K BLOCK |
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| 61 | 59 | RB1 = (BANK0 & A15 & A14' ) |
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| 62 | 60 || 8K BLOCK |
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| 63 | 61 | RB2 = (BANK0 & A15 & A14 & A13' ) |
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| 64 | 62 || 4K BLOCK |
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| 65 | 63 | RB3 = (BANK0 & A15 & A14 & A13 & A12' ) |
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| 66 | 64 || 2K BLOCK |
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| 67 | 65 | RB4 = (BANK0 & A15 & A14 & A13 & A12 & A11' ) |
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| 68 | 66 || 1K BLOCK |
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| 69 | 67 | RB5 = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10') |
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| 70 | 68 || 512 BYTES BLOCK $00FC00 - $00FDFF RESERVED FOR I/O |
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| 71 | 69 || RB6 = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10 & A9') |
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| 72 | 70 || |
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| 73 | 71 || LAST 512 BYTES BLOCK ($00FE00 - $00FFFF) ONLY IF HIM=1 |
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| 74 | 72 | RB7 = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10 & A9 & HIM) |
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| 75 | 73 || |
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| 76 | 74 || BANK $00 RAM SELECT |
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| 77 | 75 | CS0A = (RB0 # RB1 # RB2 # RB3 # RB4 # RB5 # RB7) |
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| 78 | 76 || |
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| 79 | 77 || BANK $01 : $010000 - $01FFFF |
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| 80 | 78 | BANK1 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16 & VMA') |
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| 81 | 79 || |
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| 82 | 80 || 16K BLOCK $010000 - $013FFF RESERVED FOR EXTERNAL RAM |
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| 83 | 81 || BR0 = (BANK1 & A15' & A14') |
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| 84 | 82 || 16K BLOCK $014000 - $017FFF |
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| 85 | 83 | BR1 = (BANK1 & A15' & A14) |
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| 86 | 84 || 32K BLOCK $018000 - $01FFFF |
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| 87 | 85 | BR2 = (BANK1 & A15) |
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| 88 | 86 || |
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| 89 | 87 || BANK $01 RAM SELECT |
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| 90 | 88 | CS0B = (BR1 # BR2) |
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| 91 | 89 || |
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| 92 | 90 || BANK $02 & $03 : $020000 - $03FFFF (128K BLOK) |
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| 93 | 91 | CS0C = (A23' & A22' & A21' & A20' & A19' & A18' & A17 & VMA') |
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| 94 | 92 || |
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| 95 | 93 || BANK $03 - $07 : $040000 - $07FFFF (256K BLOK) |
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| 96 | 94 | CS0D = (A23' & A22' & A21' & A20' & A19' & A18 & VMA') |
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| 97 | 95 || |
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| 98 | 96 || BANK $00 - $07 RAM SELECTION (512K BLOCK) |
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| 99 | 97 | CS0 = (CS0A # CS0B # CS0C # CS0D) |
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| 100 | 98 || |
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| 101 | 99 || -------------------------------------------------------- |
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| 102 | 100 || |
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| 103 | 101 || BANKF0: $F00000 - $F7FFFF |
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| 104 | 102 | BANKF0 = (A23 & A22 & A21 & A20 & A19' & VMA') |
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| 105 | 103 || |
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| 106 | 104 || LAST 512 BYTES BLOCK ON BANK $00 ($00FE00 - $00FFFF) ONLY IF HIM=0 |
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| 107 | 105 | BR7 = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10 & A9 & HIM') |
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| 108 | 106 || BR7 MAPPED TO FLASH IF SW0=0 |
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| 109 | 107 | BR7F = BR7 & SW0' |
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| 110 | 108 || BR7 MAPPED TO EEROM IF SW0=1 & SW1=1 |
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| 111 | 109 | BR7E = BR7 & SW0 & SW1 |
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| 112 | 110 || BR7 MAPPED TO EMU8U IF SW0=1 & SW1=0 |
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| 113 | 111 | BR7U = BR7 & SW0 & SW1' |
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| 114 | 112 || BANK $F0 MAPPED TO FLASH IF S0=1 & S1=0 |
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| 115 | 113 | BF0F = BANKF0 & S0 & S1' |
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| 116 | 114 || BANK $F0 MAPPED TO EEROM IF S0=0 & S1=1 |
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| 117 | |||
| 118 | |||
| 119 | 117 | BF0U = BANKF0 & S0 & S1 |
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| 120 | 118 || BANK $F0 MAPPED TO RAM IF S0=0 & S1=0 |
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| 121 | 119 | BF0R = BANKF0 & S0' & S1' |
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| 122 | 120 | |
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| 123 | 121 | CSR = BF0R |
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| 124 | 122 | CSF = (BF0F # BR7F) |
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| 125 | 123 | CSE = (BF0E # BR7E) |
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| 126 | 124 | CEE = (BF0U # BR7U) |
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| 127 | |||
| 128 | |||
| 129 | I200 No fatal errors found in source code (logic phase). |
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| 130 | I201 No warnings. |
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| 131 | |||
| 132 | |||
| 133 | |||
| 134 | I203 Memory usage 116K |
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| 135 | I204 Elapsed time 1 second |
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| 136 | |||
| 137 | |||
| 138 | |||
| 139 | |||
| 140 | RESOLVED EXPRESSIONS (Reduction 0) |
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| 141 | |||
| 142 | Signal name Row Terms |
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| 143 | |||
| 144 | |||
| 145 | |||
| 146 | |||
| 147 | A21' A22' A23' VMA' |
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| 148 | |||
| 149 | A22' A23' VMA' |
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| 150 | |||
| 151 | A23' VMA' |
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| 152 | 66 A13' A14 A15 A16' A17' A18' A19' A20' A21' A22' A23' |
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| 153 | VMA' |
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| 154 | 67 A14' A15 A16' A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 155 | 68 A14 A15' A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 156 | 69 A15' A16' A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 157 | 70 A15 A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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| 158 | 71 A17 A18' A19' A20' A21' A22' A23' VMA' |
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| 159 | 72 A18 A19' A20' A21' A22' A23' VMA' |
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| 160 | |||
| 161 | CSR 49 A19' A20 A21 A22 A23 VMA' S0' S1' |
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| 162 | |||
| 163 | CSF 38 A9 A10 A11 A12 A13 A14 A15 A16' A17' A18' A19' |
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| 164 | A20' A21' A22' A23' VMA' HIM' SW0' |
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| 165 | 39 A19' A20 A21 A22 A23 VMA' S0 S1' |
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| 166 | |||
| 167 | |||
| 168 | A20' A21' A22' A23' VMA' HIM' SW0 SW1 |
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| 169 | |||
| 170 | |||
| 171 | CEE 75 A9 A10 A11 A12 A13 A14 A15 A16' A17' A18' A19' |
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| 172 | A20' A21' A22' A23' VMA' HIM' SW0 SW1' |
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| 173 | |||
| 174 | |||
| 175 | |||
| 176 | |||
| 177 | |||
| 178 | Rows |
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| 179 | Pin Signal name Column -------------- Activity |
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| 180 | Beg Avail Used |
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| 181 | |||
| 182 | |||
| 183 | |||
| 184 | |||
| 185 | 4. A12 12 - - - High |
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| 186 | 5. A13 16 - - - High |
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| 187 | 6. A14 20 - - - High |
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| 188 | 8. A15 24 - - - High |
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| 189 | |||
| 190 | 10. A17 32 - - - High |
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| 191 | 11. A18 36 - - - High |
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| 192 | 12. A19 40 - - - High |
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| 193 | 13. A20 44 - - - High |
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| 194 | 14. A21 48 - - - High |
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| 195 | 15. A22 50 112 9 0 High (Registered) |
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| 196 | 16. A23 46 103 9 0 High (Registered) |
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| 197 | 17. VMA 42 94 9 0 High (Registered) |
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| 198 | 18. HIM 38 85 9 0 High (Registered) |
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| 199 | 19. CEE 35 74 11 2 Low (Three-state) |
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| 200 | 20. CS0 31 61 13 11 Low (Three-state) |
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| 201 | 22. CSR 27 48 13 1 Low (Three-state) |
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| 202 | 23. CSF 23 37 11 2 Low (Three-state) |
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| 203 | 24. CSE 19 28 9 2 Low (Three-state) |
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| 204 | 25. SW0 14 19 9 0 High (Registered) |
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| 205 | 26. SW1 10 10 9 0 High (Registered) |
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| 206 | 27. S0 6 1 9 0 High (Registered) |
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| 207 | 28. S1 2 - - - High |
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| 208 | 29. - - 0 1 0 |
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| 209 | 30. - - 121 1 0 |
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| 210 | ---- ---- |
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| 211 | 122 18 (15%) |
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| 212 | |||
| 213 | |||
| 214 | I200 No fatal errors found in source code (device phase). |
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| 215 | I201 No warnings. |
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| 216 | |||
| 217 | |||
| 218 | OrCAD DEVICE |
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| 219 | Type: GAL26CV12 |
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| 220 | |||
| 221 | |||
| 222 | F0* |
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| 223 | L1456 1111111111111111111111111111111111111111111111111111* |
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| 224 | |||
| 225 | |||
| 226 | |||
| 227 | L1976 0111011101110110011101110111101110111010101010101010* |
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| 228 | L2028 1110110111111111111111111111111111111111101001010101* |
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| 229 | L2496 1111111111111111111111111111111111111111111111111111* |
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| 230 | L2548 1110111011111111111111111111111111111111101001010101* |
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| 231 | L3172 1111111111111111111111111111111111111111111111111111* |
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| 232 | L3224 0111011101110111011101110111101110111001101010101010* |
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| 233 | L3276 1111101101110111011101110111101110111011101010101010* |
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| 234 | L3328 1111111110110111011101110111101110111011101010101010* |
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| 235 | L3380 1111111111111011011101110111101110111011101010101010* |
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| 236 | L3432 1111111111111111101101110111101110111011101010101010* |
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| 237 | L3484 1111111111111111111110110111101110111011101010101010* |
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| 238 | L3536 1111111111111111111101111011011110111011101010101010* |
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| 239 | L3588 1111111111111111111111111011101110111011101010101010* |
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| 240 | L3640 1111111111111111111111110111011110111011101010101010* |
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| 241 | L3692 1111111111111111111111111111111101111011101010101010* |
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| 242 | L3744 1111111111111111111111111111111111110111101010101010* |
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| 243 | L3848 1111111111111111111111111111111111111111111111111111* |
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| 244 | L3900 0111011101100101011101110111101110111010101010101010* |
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| 245 | L3952 1101110111111111111111111111111111111111101001010101* |
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| 246 | L6344 1111110101010101111111110011000000110000001100100011* |
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| 247 | L6396 000000110011001000000010000000100000* |
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| 248 | C7F7D* |
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| 249 | |||
| 250 | I202 1/29/18 5:31 pm (Monday) |
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| 251 | I203 Memory usage 11K |
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| 252 | I204 Elapsed time 1 second |
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| 253 |