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Rev | Author | Line No. | Line |
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1 | - | 1 | OrCAD LOGIC COMPILER v2.01 N 12/09/94 (Source file .\PLD\#0202.PLD) |
2 | |||
3 | 1 || FILE: #0202.PLD |
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4 | 2 || PROJ: 20120601 |
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5 | 3 || PART: G26CV12-#0202 |
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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: DECODER I/O |
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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:A8, 2:A9, 3:A10, 4:A11, 5:A12, 6:A13, 8:A14, 9:A15, 10:A16, |
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16 | 14 | 11:A17, 12:A18, 13:A19, 14:A20, 15:A21, 16:A22, 17:A23, |
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17 | 15 | 27:VMA, 28:A7, 26:VDA, |
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18 | 16 || OUTPUT |
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19 | 17 | 18:ME0, 19:ME1, 20:DBE, 22:DBX, 23:IO0, 24:IO1, 25:IO2 |
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20 | 18 | |
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21 | 19 | ACTIVE-LOW: ME0, ME1, DBE, DBX, IO0, IO1, IO2 |
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22 | 20 | |
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23 | 21 | |
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24 | 22 | SIGNATURE: "0202 " |
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25 | 23 | |
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26 | 24 || -------------------------------------------------------- |
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27 | 25 || |
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28 | 26 || /IO0 -> 00FC00 - 00FC7F |
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29 | 27 || /IO1 -> 00FC80 - 00FCFF |
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30 | 28 || /IO2 -> 00FD00 - 00FDFF |
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31 | 29 || /ME0 -> 100000 - EFFFFF (RAM) |
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32 | 30 || /ME1 -> 010000 - 013FFF (RAM 16K) |
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33 | 31 || /DBE -> internal data bus enable |
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34 | 32 || /DBX -> external data bus enable |
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35 | 33 || |
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36 | 34 || -------------------------------------------------------- |
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37 | 35 || |
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38 | 36 | BANK0 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16' & VMA') |
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39 | 37 | BANK1 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16 & VMA') |
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40 | 38 || -------------------------------------------------------- |
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41 | 39 || |
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42 | 40 || IOS -> 00FC00 - 00FDFF |
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43 | 41 | IOS = (BANK0 & A15 & A14 & A13 & A12 & A11 & A10 & A9' & VDA) |
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44 | 42 | IO0A = (IOS & A8' & A7') |
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45 | 43 | IO1A = (IOS & A8' & A7 ) |
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46 | 44 | IO2A = (IOS & A8) |
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47 | 45 | IO0 = IO0A |
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48 | 46 | IO1 = IO1A |
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49 | 47 | IO2 = IO2A |
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50 | 48 | CS1A = (A23' & A22' & A21' & A20' & A19 & VMA') |
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51 | 49 | CSHA = (A23 & A22 & A21 & A20 & A19 & VMA') |
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52 | 50 || BANK $01 : $010000 - $01FFFF |
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53 | 51 || BANK1 = (A23' & A22' & A21' & A20' & A19' & A18' & A17' & A16 & VMA') |
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54 | 52 | ME1A = (BANK1 & A15' & A14') |
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55 | 53 | ME1 = ME1A |
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56 | 54 || |
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57 | 55 || -------------------------------------------------------- |
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58 | |||
59 | |||
60 | 58 || $100000 - $1FFFFF (1Mb) |
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61 | 59 | BLK1 = (A23' & A22' & A21' & A20 & VMA') |
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62 | 60 || $200000 - $3FFFFF (2Mb) |
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63 | 61 | BLK2 = (A23' & A22' & A21 & VMA') |
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64 | 62 || $400000 - $7FFFFF (4Mb) |
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65 | 63 | BLK3 = (A23' & A22 & VMA') |
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66 | 64 || $800000 - $BFFFFF (4Mb) |
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67 | 65 | BLK4 = (A23 & A22' & VMA') |
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68 | 66 || $C00000 - $DFFFFF (2Mb) |
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69 | 67 | BLK5 = (A23 & A22 & A21' & VMA') |
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70 | 68 || $E00000 - $EFFFFF (1Mb) |
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71 | 69 | BLK6 = (A23 & A22 & A21 & A20' & VMA') |
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72 | 70 | ME0A = (BLK1 # BLK2 # BLK3 # BLK4 # BLK5 # BLK6) |
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73 | 71 | ME0 = ME0A |
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74 | 72 || |
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75 | 73 || -------------------------------------------------------- |
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76 | 74 || INTERNAL DATA BUS ENABLE |
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77 | 75 || FIRST 16 BANKS OF RAM (1Mb), BUT NOT CX1, AND LAST 16 BANKS |
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78 | 76 || PLUS IO0 |
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79 | 77 || |
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80 | 78 || 16K BLOCK $014000 - $017FFF |
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81 | 79 | BR1 = (BANK1 & A15' & A14) |
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82 | 80 || 32K BLOCK $018000 - $01FFFF |
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83 | 81 | BR2 = (BANK1 & A15) |
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84 | 82 || |
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85 | 83 || BANK $01 RAM SELECT |
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86 | 84 | CS0B = (BR1 # BR2) |
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87 | 85 || |
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88 | 86 || BANK $02 & $03 : $020000 - $03FFFF (128K BLOK) |
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89 | 87 | CS0C = (A23' & A22' & A21' & A20' & A19' & A18' & A17 & VMA') |
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90 | 88 || |
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91 | 89 || BANK $03 - $07 : $040000 - $07FFFF (256K BLOK) |
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92 | 90 | CS0D = (A23' & A22' & A21' & A20' & A19' & A18 & VMA') |
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93 | 91 || |
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94 | 92 || BANK $00 - $07 RAM SELECTION (512K BLOCK) |
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95 | 93 | CS0A = (BANK0 # CS0B # CS0C # CS0D) |
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96 | 94 || BANKF0: $F00000 - $F7FFFF |
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97 | 95 | BANKF0 = (A23 & A22 & A21 & A20 & A19' & VMA') |
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98 | 96 | DBE = (CS0A # CS1A # BANKF0 # CSHA # IO0A) |
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99 | 97 || |
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100 | 98 || EXTERNAL DATA BUS ENABLE |
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101 | 99 || |
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102 | 100 | DBX = (ME0A # ME1A # IO1A # IO2A) |
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103 | |||
104 | |||
105 | |||
106 | |||
107 | |||
108 | |||
109 | I202 1/29/18 8:26 pm (Monday) |
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110 | |||
111 | |||
112 | OrCAD DEVICE FITTER v2.01 12/09/94 (Source file .\PLD\#0202.PLA) |
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113 | |||
114 | |||
115 | |||
116 | RESOLVED EXPRESSIONS (Reduction 0) |
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117 | |||
118 | |||
119 | |||
120 | |||
121 | A19' A20' A21' A22' A23' VMA' A7' VDA |
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122 | |||
123 | DBE 62 A8' A9' A10 A11 A12 A13 A14 A15 A16' A17' A18' |
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124 | |||
125 | 63 A14 A15' A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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126 | 64 A15 A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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127 | |||
128 | 66 A17 A18' A19' A20' A21' A22' A23' VMA' |
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129 | 67 A18 A19' A20' A21' A22' A23' VMA' |
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130 | 68 A19' A20 A21 A22 A23 VMA' |
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131 | 69 A19 A20' A21' A22' A23' VMA' |
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132 | 70 A19 A20 A21 A22 A23 VMA' |
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133 | |||
134 | IO1 29 A8' A9' A10 A11 A12 A13 A14 A15 A16' A17' A18' |
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135 | A19' A20' A21' A22' A23' VMA' A7 VDA |
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136 | |||
137 | DBX 49 A8' A9' A10 A11 A12 A13 A14 A15 A16' A17' A18' |
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138 | |||
139 | 50 A8 A9' A10 A11 A12 A13 A14 A15 A16' A17' A18' |
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140 | A19' A20' A21' A22' A23' VMA' VDA |
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141 | |||
142 | 52 A20' A21 A22 A23 VMA' |
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143 | 53 A20 A21' A22' A23' VMA' |
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144 | 54 A21' A22 A23 VMA' |
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145 | 55 A21 A22' A23' VMA' |
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146 | 56 A22' A23 VMA' |
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147 | 57 A22 A23' VMA' |
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148 | |||
149 | IO2 20 A8 A9' A10 A11 A12 A13 A14 A15 A16' A17' A18' |
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150 | A19' A20' A21' A22' A23' VMA' VDA |
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151 | |||
152 | ME1 75 A14' A15' A16 A17' A18' A19' A20' A21' A22' A23' VMA' |
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153 | |||
154 | ME0 86 A20' A21 A22 A23 VMA' |
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155 | 87 A20 A21' A22' A23' VMA' |
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156 | |||
157 | 89 A21 A22' A23' VMA' |
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158 | |||
159 | 91 A22 A23' VMA' |
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160 | |||
161 | |||
162 | |||
163 | SIGNAL ASSIGNMENT |
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164 | Rows |
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165 | |||
166 | |||
167 | |||
168 | |||
169 | 2. A9 4 - - - High |
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170 | 3. A10 8 - - - High |
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171 | 4. A11 12 - - - High |
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172 | 5. A12 16 - - - High |
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173 | |||
174 | 8. A14 24 - - - High |
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175 | 9. A15 28 - - - High |
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176 | 10. A16 32 - - - High |
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177 | 11. A17 36 - - - High |
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178 | 12. A18 40 - - - High |
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179 | 13. A19 44 - - - High |
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180 | 14. A20 48 - - - High |
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181 | 15. A21 50 112 9 0 High (Registered) |
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182 | 16. A22 46 103 9 0 High (Registered) |
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183 | 17. A23 42 94 9 0 High (Registered) |
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184 | 18. ME0 39 85 9 6 Low (Three-state) |
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185 | 19. ME1 35 74 11 1 Low (Three-state) |
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186 | 20. DBE 31 61 13 9 Low (Three-state) |
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187 | 22. DBX 27 48 13 9 Low (Three-state) |
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188 | 23. IO0 23 37 11 1 Low (Three-state) |
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189 | 24. IO1 19 28 9 1 Low (Three-state) |
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190 | 25. IO2 15 19 9 1 Low (Three-state) |
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191 | 26. VDA 10 10 9 0 High (Registered) |
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192 | 27. VMA 6 1 9 0 High (Registered) |
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193 | 28. A7 2 - - - High |
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194 | 29. - - 0 1 0 |
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195 | 30. - - 121 1 0 |
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196 | ---- ---- |
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197 | 122 28 (23%) |
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198 | |||
199 | |||
200 | I200 No fatal errors found in source code (device phase). |
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201 | I201 No warnings. |
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202 | |||
203 | |||
204 | |||
205 | |||
206 | * |
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207 | QP28* QF6432* QV1024* |
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208 | |||
209 | |||
210 | |||
211 | L1456 1111111111111111111111111111111111111111111111111111* |
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212 | L1508 1001101001010111011101110111011110111011101010101010* |
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213 | L1924 1111111111111111111111111111111111111111111111111111* |
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214 | L1976 1010101001010111011101110111011110111011101010101010* |
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215 | L2496 1111111111111111111111111111111111111111111111111111* |
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216 | L2548 1001101001010111011101110111011110111011101010101010* |
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217 | L2600 0111101001010111011101110111011110111011101010101010* |
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218 | L2652 1111111011111111111111111011101101111011101010101010* |
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219 | L2704 1111111011111111111111111111111111111111110111011001* |
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220 | L2756 1111111011111111111111111111111111111111111011100110* |
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221 | L2808 1111111011111111111111111111111111111111110111011110* |
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222 | L2860 1111111011111111111111111111111111111111111011101101* |
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223 | L2912 1111111011111111111111111111111111111111110111101111* |
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224 | L2964 1111111011111111111111111111111111111111111011011111* |
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225 | L3172 1111111111111111111111111111111111111111111111111111* |
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226 | L3224 1010101001010111011101110111011110111011101010101010* |
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227 | L3276 1111111011111111111111110111101101111011101010101010* |
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228 | L3328 1111111011111111111111111111011101111011101010101010* |
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229 | L3380 1111111011111111111111111111111110111011101010101010* |
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230 | L3432 1111111011111111111111111111111111110111101010101010* |
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231 | L3484 1111111011111111111111111111111111111111011010101010* |
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232 | L3536 1111111011111111111111111111111111111111110110010101* |
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233 | L3588 1111111011111111111111111111111111111111111001101010* |
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234 | L3640 1111111011111111111111111111111111111111110101010101* |
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235 | L3848 1111111111111111111111111111111111111111111111111111* |
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236 | L3900 1111111011111111111111111011101101111011101010101010* |
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237 | L4420 1111111111111111111111111111111111111111111111111111* |
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238 | L4472 1111111011111111111111111111111111111111110111011001* |
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239 | L4524 1111111011111111111111111111111111111111111011100110* |
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240 | L4576 1111111011111111111111111111111111111111110111011110* |
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241 | L4628 1111111011111111111111111111111111111111111011101101* |
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242 | L4680 1111111011111111111111111111111111111111110111101111* |
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243 | L4732 1111111011111111111111111111111111111111111011011111* |
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244 | L6344 1111010101010101011111110011000000110010001100000011* |
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245 | L6396 001000100000001000000010000000100000* |
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246 | CC3C8* |
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247 | |||
248 | I202 1/29/18 8:26 pm (Monday) |
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249 | I203 Memory usage 10K |
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250 | I204 Elapsed time 1 second |
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251 |