paul@0 | 1 | EESchema Schematic File Version 4 |
paul@0 | 2 | LIBS:AcornElectronMainboard-cache |
paul@0 | 3 | EELAYER 26 0 |
paul@0 | 4 | EELAYER END |
paul@0 | 5 | $Descr A4 11693 8268 |
paul@0 | 6 | encoding utf-8 |
paul@0 | 7 | Sheet 7 9 |
paul@0 | 8 | Title "" |
paul@0 | 9 | Date "" |
paul@0 | 10 | Rev "" |
paul@0 | 11 | Comp "" |
paul@0 | 12 | Comment1 "" |
paul@0 | 13 | Comment2 "" |
paul@0 | 14 | Comment3 "" |
paul@0 | 15 | Comment4 "" |
paul@0 | 16 | $EndDescr |
paul@0 | 17 | $Comp |
paul@0 | 18 | L AcornElectron:6502A IC? |
paul@0 | 19 | U 1 1 61F22EDC |
paul@0 | 20 | P 5400 4050 |
paul@0 | 21 | AR Path="/61F22EDC" Ref="IC?" Part="1" |
paul@0 | 22 | AR Path="/61F2273C/61F22EDC" Ref="IC3" Part="1" |
paul@0 | 23 | F 0 "IC3" H 5400 5528 50 0000 C CNN |
paul@0 | 24 | F 1 "6502A" H 5400 5437 50 0000 C CNN |
paul@0 | 25 | F 2 "" H 5400 4050 50 0001 C CNN |
paul@0 | 26 | F 3 "" H 5400 4050 50 0001 C CNN |
paul@0 | 27 | 1 5400 4050 |
paul@0 | 28 | 1 0 0 -1 |
paul@0 | 29 | $EndComp |
paul@0 | 30 | Wire Wire Line |
paul@0 | 31 | 5900 4300 6000 4300 |
paul@0 | 32 | NoConn ~ 5900 4500 |
paul@0 | 33 | NoConn ~ 5900 4600 |
paul@0 | 34 | Wire Wire Line |
paul@0 | 35 | 5700 2750 5700 1300 |
paul@0 | 36 | Text Label 4900 3100 2 50 ~ 0 |
paul@0 | 37 | A0 |
paul@0 | 38 | Text Label 4900 3200 2 50 ~ 0 |
paul@0 | 39 | A1 |
paul@0 | 40 | Text Label 4900 3300 2 50 ~ 0 |
paul@0 | 41 | A2 |
paul@0 | 42 | Text Label 4900 3400 2 50 ~ 0 |
paul@0 | 43 | A3 |
paul@0 | 44 | Text Label 4900 3500 2 50 ~ 0 |
paul@0 | 45 | A4 |
paul@0 | 46 | Text Label 4900 3600 2 50 ~ 0 |
paul@0 | 47 | A5 |
paul@0 | 48 | Text Label 4900 3700 2 50 ~ 0 |
paul@0 | 49 | A6 |
paul@0 | 50 | Text Label 4900 3800 2 50 ~ 0 |
paul@0 | 51 | A7 |
paul@0 | 52 | Text Label 4900 3900 2 50 ~ 0 |
paul@0 | 53 | A8 |
paul@0 | 54 | Text Label 4900 4000 2 50 ~ 0 |
paul@0 | 55 | A9 |
paul@0 | 56 | Text Label 4900 4100 2 50 ~ 0 |
paul@0 | 57 | A10 |
paul@0 | 58 | Text Label 4900 4200 2 50 ~ 0 |
paul@0 | 59 | A11 |
paul@0 | 60 | Text Label 4900 4300 2 50 ~ 0 |
paul@0 | 61 | A12 |
paul@0 | 62 | Text Label 4900 4400 2 50 ~ 0 |
paul@0 | 63 | A13 |
paul@0 | 64 | Text Label 4900 4500 2 50 ~ 0 |
paul@0 | 65 | A14 |
paul@0 | 66 | Text Label 4900 4600 2 50 ~ 0 |
paul@0 | 67 | A15 |
paul@0 | 68 | Wire Bus Line |
paul@0 | 69 | 4400 1500 6800 1500 |
paul@0 | 70 | Entry Wire Line |
paul@0 | 71 | 4400 3000 4500 3100 |
paul@0 | 72 | Entry Wire Line |
paul@0 | 73 | 4400 3100 4500 3200 |
paul@0 | 74 | Entry Wire Line |
paul@0 | 75 | 4400 3200 4500 3300 |
paul@0 | 76 | Entry Wire Line |
paul@0 | 77 | 4400 3300 4500 3400 |
paul@0 | 78 | Entry Wire Line |
paul@0 | 79 | 4400 3400 4500 3500 |
paul@0 | 80 | Entry Wire Line |
paul@0 | 81 | 4400 3500 4500 3600 |
paul@0 | 82 | Entry Wire Line |
paul@0 | 83 | 4400 3600 4500 3700 |
paul@0 | 84 | Entry Wire Line |
paul@0 | 85 | 4400 3700 4500 3800 |
paul@0 | 86 | Entry Wire Line |
paul@0 | 87 | 4400 3800 4500 3900 |
paul@0 | 88 | Entry Wire Line |
paul@0 | 89 | 4400 3900 4500 4000 |
paul@0 | 90 | Entry Wire Line |
paul@0 | 91 | 4400 4000 4500 4100 |
paul@0 | 92 | Entry Wire Line |
paul@0 | 93 | 4400 4100 4500 4200 |
paul@0 | 94 | Entry Wire Line |
paul@0 | 95 | 4400 4200 4500 4300 |
paul@0 | 96 | Entry Wire Line |
paul@0 | 97 | 4400 4300 4500 4400 |
paul@0 | 98 | Entry Wire Line |
paul@0 | 99 | 4400 4400 4500 4500 |
paul@0 | 100 | Entry Wire Line |
paul@0 | 101 | 4400 4500 4500 4600 |
paul@0 | 102 | Wire Wire Line |
paul@0 | 103 | 4500 3100 4900 3100 |
paul@0 | 104 | Wire Wire Line |
paul@0 | 105 | 4500 3200 4900 3200 |
paul@0 | 106 | Wire Wire Line |
paul@0 | 107 | 4500 3300 4900 3300 |
paul@0 | 108 | Wire Wire Line |
paul@0 | 109 | 4500 3400 4900 3400 |
paul@0 | 110 | Wire Wire Line |
paul@0 | 111 | 4500 3500 4900 3500 |
paul@0 | 112 | Wire Wire Line |
paul@0 | 113 | 4500 3600 4900 3600 |
paul@0 | 114 | Wire Wire Line |
paul@0 | 115 | 4500 3700 4900 3700 |
paul@0 | 116 | Wire Wire Line |
paul@0 | 117 | 4500 3800 4900 3800 |
paul@0 | 118 | Wire Wire Line |
paul@0 | 119 | 4500 3900 4900 3900 |
paul@0 | 120 | Wire Wire Line |
paul@0 | 121 | 4500 4000 4900 4000 |
paul@0 | 122 | Wire Wire Line |
paul@0 | 123 | 4500 4100 4900 4100 |
paul@0 | 124 | Wire Wire Line |
paul@0 | 125 | 4500 4200 4900 4200 |
paul@0 | 126 | Wire Wire Line |
paul@0 | 127 | 4500 4300 4900 4300 |
paul@0 | 128 | Wire Wire Line |
paul@0 | 129 | 4500 4400 4900 4400 |
paul@0 | 130 | Wire Wire Line |
paul@0 | 131 | 4500 4500 4900 4500 |
paul@0 | 132 | Wire Wire Line |
paul@0 | 133 | 4500 4600 4900 4600 |
paul@0 | 134 | $Comp |
paul@0 | 135 | L Connector_Generic:Conn_01x22 PL? |
paul@0 | 136 | U 1 1 61F22F1C |
paul@0 | 137 | P 1100 3200 |
paul@0 | 138 | AR Path="/61F22F1C" Ref="PL?" Part="1" |
paul@0 | 139 | AR Path="/61F2273C/61F22F1C" Ref="PL2" Part="1" |
paul@0 | 140 | F 0 "PL2" H 1020 4417 50 0000 C CNN |
paul@0 | 141 | F 1 "Keyboard" H 1020 4326 50 0000 C CNN |
paul@0 | 142 | F 2 "" H 1100 3200 50 0001 C CNN |
paul@0 | 143 | F 3 "~" H 1100 3200 50 0001 C CNN |
paul@0 | 144 | 1 1100 3200 |
paul@0 | 145 | -1 0 0 -1 |
paul@0 | 146 | $EndComp |
paul@0 | 147 | $Comp |
paul@0 | 148 | L ROM:ROM_32K IC? |
paul@0 | 149 | U 1 1 61F22F23 |
paul@0 | 150 | P 3300 3700 |
paul@0 | 151 | AR Path="/61F22F23" Ref="IC?" Part="1" |
paul@0 | 152 | AR Path="/61F2273C/61F22F23" Ref="IC2" Part="1" |
paul@0 | 153 | F 0 "IC2" H 3300 4600 50 0000 C CNN |
paul@0 | 154 | F 1 "ROM_32K" H 3300 4500 50 0000 C CNN |
paul@0 | 155 | F 2 "" H 3300 3700 50 0001 C CNN |
paul@0 | 156 | F 3 "" H 3300 3700 50 0001 C CNN |
paul@0 | 157 | 1 3300 3700 |
paul@0 | 158 | 1 0 0 -1 |
paul@0 | 159 | $EndComp |
paul@0 | 160 | Wire Bus Line |
paul@0 | 161 | 4400 1500 2200 1500 |
paul@0 | 162 | Connection ~ 4400 1500 |
paul@0 | 163 | Entry Wire Line |
paul@0 | 164 | 2200 3100 2300 3200 |
paul@0 | 165 | Entry Wire Line |
paul@0 | 166 | 2200 3200 2300 3300 |
paul@0 | 167 | Entry Wire Line |
paul@0 | 168 | 2200 3300 2300 3400 |
paul@0 | 169 | Entry Wire Line |
paul@0 | 170 | 2200 3400 2300 3500 |
paul@0 | 171 | Entry Wire Line |
paul@0 | 172 | 2200 3500 2300 3600 |
paul@0 | 173 | Entry Wire Line |
paul@0 | 174 | 2200 3600 2300 3700 |
paul@0 | 175 | Entry Wire Line |
paul@0 | 176 | 2200 3700 2300 3800 |
paul@0 | 177 | Entry Wire Line |
paul@0 | 178 | 2200 3800 2300 3900 |
paul@0 | 179 | Entry Wire Line |
paul@0 | 180 | 2200 3900 2300 4000 |
paul@0 | 181 | Entry Wire Line |
paul@0 | 182 | 2200 4000 2300 4100 |
paul@0 | 183 | Entry Wire Line |
paul@0 | 184 | 2200 4100 2300 4200 |
paul@0 | 185 | Entry Wire Line |
paul@0 | 186 | 2200 4200 2300 4300 |
paul@0 | 187 | Entry Wire Line |
paul@0 | 188 | 2200 4300 2300 4400 |
paul@0 | 189 | Entry Wire Line |
paul@0 | 190 | 2200 4400 2300 4500 |
paul@0 | 191 | Entry Wire Line |
paul@0 | 192 | 2200 4500 2300 4600 |
paul@0 | 193 | Wire Wire Line |
paul@0 | 194 | 2300 3200 2800 3200 |
paul@0 | 195 | Wire Wire Line |
paul@0 | 196 | 2300 3300 2800 3300 |
paul@0 | 197 | Wire Wire Line |
paul@0 | 198 | 2300 3400 2800 3400 |
paul@0 | 199 | Wire Wire Line |
paul@0 | 200 | 2300 3500 2800 3500 |
paul@0 | 201 | Wire Wire Line |
paul@0 | 202 | 2300 3600 2800 3600 |
paul@0 | 203 | Wire Wire Line |
paul@0 | 204 | 2300 3700 2800 3700 |
paul@0 | 205 | Wire Wire Line |
paul@0 | 206 | 2300 3800 2800 3800 |
paul@0 | 207 | Wire Wire Line |
paul@0 | 208 | 2300 3900 2800 3900 |
paul@0 | 209 | Wire Wire Line |
paul@0 | 210 | 2300 4000 2800 4000 |
paul@0 | 211 | Wire Wire Line |
paul@0 | 212 | 2300 4100 2800 4100 |
paul@0 | 213 | Wire Wire Line |
paul@0 | 214 | 2300 4200 2800 4200 |
paul@0 | 215 | Wire Wire Line |
paul@0 | 216 | 2300 4300 2800 4300 |
paul@0 | 217 | Wire Wire Line |
paul@0 | 218 | 2300 4400 2800 4400 |
paul@0 | 219 | Wire Wire Line |
paul@0 | 220 | 2300 4500 2800 4500 |
paul@0 | 221 | Wire Wire Line |
paul@0 | 222 | 2300 4600 2800 4600 |
paul@0 | 223 | Text Label 5900 3200 0 50 ~ 0 |
paul@0 | 224 | D0 |
paul@0 | 225 | Text Label 5900 3300 0 50 ~ 0 |
paul@0 | 226 | D1 |
paul@0 | 227 | Text Label 5900 3400 0 50 ~ 0 |
paul@0 | 228 | D2 |
paul@0 | 229 | Text Label 5900 3500 0 50 ~ 0 |
paul@0 | 230 | D3 |
paul@0 | 231 | Text Label 5900 3600 0 50 ~ 0 |
paul@0 | 232 | D4 |
paul@0 | 233 | Text Label 5900 3700 0 50 ~ 0 |
paul@0 | 234 | D5 |
paul@0 | 235 | Text Label 5900 3800 0 50 ~ 0 |
paul@0 | 236 | D6 |
paul@0 | 237 | Text Label 5900 3900 0 50 ~ 0 |
paul@0 | 238 | D7 |
paul@0 | 239 | Entry Wire Line |
paul@0 | 240 | 6600 3200 6700 3300 |
paul@0 | 241 | Entry Wire Line |
paul@0 | 242 | 6600 3300 6700 3400 |
paul@0 | 243 | Entry Wire Line |
paul@0 | 244 | 6600 3400 6700 3500 |
paul@0 | 245 | Entry Wire Line |
paul@0 | 246 | 6600 3500 6700 3600 |
paul@0 | 247 | Entry Wire Line |
paul@0 | 248 | 6600 3600 6700 3700 |
paul@0 | 249 | Entry Wire Line |
paul@0 | 250 | 6600 3700 6700 3800 |
paul@0 | 251 | Entry Wire Line |
paul@0 | 252 | 6600 3800 6700 3900 |
paul@0 | 253 | Entry Wire Line |
paul@0 | 254 | 6600 3900 6700 4000 |
paul@0 | 255 | Entry Wire Line |
paul@0 | 256 | 3900 3700 4000 3800 |
paul@0 | 257 | Entry Wire Line |
paul@0 | 258 | 3900 3800 4000 3900 |
paul@0 | 259 | Entry Wire Line |
paul@0 | 260 | 3900 3900 4000 4000 |
paul@0 | 261 | Entry Wire Line |
paul@0 | 262 | 3900 4000 4000 4100 |
paul@0 | 263 | Entry Wire Line |
paul@0 | 264 | 3900 4100 4000 4200 |
paul@0 | 265 | Entry Wire Line |
paul@0 | 266 | 3900 4200 4000 4300 |
paul@0 | 267 | Entry Wire Line |
paul@0 | 268 | 3900 4300 4000 4400 |
paul@0 | 269 | Entry Wire Line |
paul@0 | 270 | 3900 4400 4000 4500 |
paul@0 | 271 | Wire Wire Line |
paul@0 | 272 | 3800 3700 3900 3700 |
paul@0 | 273 | Wire Wire Line |
paul@0 | 274 | 3800 3800 3900 3800 |
paul@0 | 275 | Wire Wire Line |
paul@0 | 276 | 3800 3900 3900 3900 |
paul@0 | 277 | Wire Wire Line |
paul@0 | 278 | 3800 4000 3900 4000 |
paul@0 | 279 | Wire Wire Line |
paul@0 | 280 | 3800 4100 3900 4100 |
paul@0 | 281 | Wire Wire Line |
paul@0 | 282 | 3800 4200 3900 4200 |
paul@0 | 283 | Wire Wire Line |
paul@0 | 284 | 3800 4300 3900 4300 |
paul@0 | 285 | Wire Wire Line |
paul@0 | 286 | 3800 4400 3900 4400 |
paul@0 | 287 | Wire Wire Line |
paul@0 | 288 | 6800 1700 4000 1700 |
paul@0 | 289 | Wire Wire Line |
paul@0 | 290 | 4000 1700 4000 3500 |
paul@0 | 291 | Entry Wire Line |
paul@0 | 292 | 2100 3000 2200 3100 |
paul@0 | 293 | Entry Wire Line |
paul@0 | 294 | 2100 3100 2200 3200 |
paul@0 | 295 | Entry Wire Line |
paul@0 | 296 | 2100 3200 2200 3300 |
paul@0 | 297 | Entry Wire Line |
paul@0 | 298 | 2100 3300 2200 3400 |
paul@0 | 299 | Entry Wire Line |
paul@0 | 300 | 2100 3400 2200 3500 |
paul@0 | 301 | Entry Wire Line |
paul@0 | 302 | 2100 3500 2200 3600 |
paul@0 | 303 | Entry Wire Line |
paul@0 | 304 | 2100 3600 2200 3700 |
paul@0 | 305 | Entry Wire Line |
paul@0 | 306 | 2100 3700 2200 3800 |
paul@0 | 307 | Entry Wire Line |
paul@0 | 308 | 2100 3800 2200 3900 |
paul@0 | 309 | Entry Wire Line |
paul@0 | 310 | 2100 3900 2200 4000 |
paul@0 | 311 | Entry Wire Line |
paul@0 | 312 | 2100 4000 2200 4100 |
paul@0 | 313 | Entry Wire Line |
paul@0 | 314 | 2100 4100 2200 4200 |
paul@0 | 315 | Entry Wire Line |
paul@0 | 316 | 2100 4200 2200 4300 |
paul@0 | 317 | Entry Wire Line |
paul@0 | 318 | 2100 4300 2200 4400 |
paul@0 | 319 | Wire Wire Line |
paul@0 | 320 | 1300 3000 2100 3000 |
paul@0 | 321 | Wire Wire Line |
paul@0 | 322 | 1300 3100 2100 3100 |
paul@0 | 323 | Wire Wire Line |
paul@0 | 324 | 1300 3200 2100 3200 |
paul@0 | 325 | Wire Wire Line |
paul@0 | 326 | 1300 3300 2100 3300 |
paul@0 | 327 | Wire Wire Line |
paul@0 | 328 | 1300 3400 2100 3400 |
paul@0 | 329 | Wire Wire Line |
paul@0 | 330 | 1300 3500 2100 3500 |
paul@0 | 331 | Wire Wire Line |
paul@0 | 332 | 1300 3600 2100 3600 |
paul@0 | 333 | Wire Wire Line |
paul@0 | 334 | 1300 3700 2100 3700 |
paul@0 | 335 | Wire Wire Line |
paul@0 | 336 | 1300 3800 2100 3800 |
paul@0 | 337 | Wire Wire Line |
paul@0 | 338 | 1300 3900 2100 3900 |
paul@0 | 339 | Wire Wire Line |
paul@0 | 340 | 1300 4000 2100 4000 |
paul@0 | 341 | Wire Wire Line |
paul@0 | 342 | 1300 4100 2100 4100 |
paul@0 | 343 | Wire Wire Line |
paul@0 | 344 | 1300 4200 2100 4200 |
paul@0 | 345 | Wire Wire Line |
paul@0 | 346 | 1300 4300 2100 4300 |
paul@0 | 347 | Text Label 2800 3200 2 50 ~ 0 |
paul@0 | 348 | A0 |
paul@0 | 349 | Text Label 2800 3300 2 50 ~ 0 |
paul@0 | 350 | A1 |
paul@0 | 351 | Text Label 2800 3400 2 50 ~ 0 |
paul@0 | 352 | A2 |
paul@0 | 353 | Text Label 2800 3500 2 50 ~ 0 |
paul@0 | 354 | A3 |
paul@0 | 355 | Text Label 2800 3600 2 50 ~ 0 |
paul@0 | 356 | A4 |
paul@0 | 357 | Text Label 2800 3700 2 50 ~ 0 |
paul@0 | 358 | A5 |
paul@0 | 359 | Text Label 2800 3800 2 50 ~ 0 |
paul@0 | 360 | A6 |
paul@0 | 361 | Text Label 2800 3900 2 50 ~ 0 |
paul@0 | 362 | A7 |
paul@0 | 363 | Text Label 2800 4000 2 50 ~ 0 |
paul@0 | 364 | A8 |
paul@0 | 365 | Text Label 2800 4100 2 50 ~ 0 |
paul@0 | 366 | A9 |
paul@0 | 367 | Text Label 2800 4200 2 50 ~ 0 |
paul@0 | 368 | A10 |
paul@0 | 369 | Text Label 2800 4300 2 50 ~ 0 |
paul@0 | 370 | A11 |
paul@0 | 371 | Text Label 2800 4400 2 50 ~ 0 |
paul@0 | 372 | A12 |
paul@0 | 373 | Text Label 2800 4500 2 50 ~ 0 |
paul@0 | 374 | A13 |
paul@0 | 375 | Text Label 2800 4600 2 50 ~ 0 |
paul@0 | 376 | A14 |
paul@0 | 377 | Text Label 1300 3900 0 50 ~ 0 |
paul@0 | 378 | A0 |
paul@0 | 379 | Text Label 1300 4000 0 50 ~ 0 |
paul@0 | 380 | A1 |
paul@0 | 381 | Text Label 1300 4100 0 50 ~ 0 |
paul@0 | 382 | A2 |
paul@0 | 383 | Text Label 1300 4200 0 50 ~ 0 |
paul@0 | 384 | A3 |
paul@0 | 385 | Text Label 1300 4300 0 50 ~ 0 |
paul@0 | 386 | A4 |
paul@0 | 387 | Text Label 1300 3000 0 50 ~ 0 |
paul@0 | 388 | A13 |
paul@0 | 389 | Text Label 1300 3100 0 50 ~ 0 |
paul@0 | 390 | A12 |
paul@0 | 391 | Text Label 1300 3200 0 50 ~ 0 |
paul@0 | 392 | A11 |
paul@0 | 393 | Text Label 1300 3300 0 50 ~ 0 |
paul@0 | 394 | A10 |
paul@0 | 395 | Text Label 1300 3400 0 50 ~ 0 |
paul@0 | 396 | A9 |
paul@0 | 397 | Text Label 1300 3500 0 50 ~ 0 |
paul@0 | 398 | A8 |
paul@0 | 399 | Text Label 1300 3600 0 50 ~ 0 |
paul@0 | 400 | A7 |
paul@0 | 401 | Text Label 1300 3700 0 50 ~ 0 |
paul@0 | 402 | A6 |
paul@0 | 403 | Text Label 1300 3800 0 50 ~ 0 |
paul@0 | 404 | A5 |
paul@0 | 405 | Text Label 3800 3700 0 50 ~ 0 |
paul@0 | 406 | D0 |
paul@0 | 407 | Text Label 3800 3800 0 50 ~ 0 |
paul@0 | 408 | D1 |
paul@0 | 409 | Text Label 3800 3900 0 50 ~ 0 |
paul@0 | 410 | D2 |
paul@0 | 411 | Text Label 3800 4000 0 50 ~ 0 |
paul@0 | 412 | D3 |
paul@0 | 413 | Text Label 3800 4100 0 50 ~ 0 |
paul@0 | 414 | D4 |
paul@0 | 415 | Text Label 3800 4200 0 50 ~ 0 |
paul@0 | 416 | D5 |
paul@0 | 417 | Text Label 3800 4300 0 50 ~ 0 |
paul@0 | 418 | D6 |
paul@0 | 419 | Text Label 3800 4400 0 50 ~ 0 |
paul@0 | 420 | D7 |
paul@0 | 421 | Connection ~ 5700 1300 |
paul@0 | 422 | Wire Wire Line |
paul@0 | 423 | 7500 900 1800 900 |
paul@0 | 424 | Wire Wire Line |
paul@0 | 425 | 1800 900 1800 2300 |
paul@0 | 426 | Wire Wire Line |
paul@0 | 427 | 1800 2300 1300 2300 |
paul@0 | 428 | Text Label 1300 2200 0 50 ~ 0 |
paul@0 | 429 | BREAK |
paul@0 | 430 | Text Label 1300 2300 0 50 ~ 0 |
paul@0 | 431 | CAPS_LOCK |
paul@0 | 432 | Text Label 1300 2400 0 50 ~ 0 |
paul@0 | 433 | 0V |
paul@0 | 434 | Text Label 1300 2500 0 50 ~ 0 |
paul@0 | 435 | 5V |
paul@0 | 436 | Text Label 1300 2600 0 50 ~ 0 |
paul@0 | 437 | KBD0 |
paul@0 | 438 | Text Label 1300 2700 0 50 ~ 0 |
paul@0 | 439 | KBD1 |
paul@0 | 440 | Text Label 1300 2800 0 50 ~ 0 |
paul@0 | 441 | KBD2 |
paul@0 | 442 | Text Label 1300 2900 0 50 ~ 0 |
paul@0 | 443 | KBD3 |
paul@0 | 444 | Entry Wire Line |
paul@0 | 445 | 1900 2600 2000 2500 |
paul@0 | 446 | Entry Wire Line |
paul@0 | 447 | 1900 2700 2000 2600 |
paul@0 | 448 | Entry Wire Line |
paul@0 | 449 | 1900 2800 2000 2700 |
paul@0 | 450 | Entry Wire Line |
paul@0 | 451 | 1900 2900 2000 2800 |
paul@0 | 452 | Wire Wire Line |
paul@0 | 453 | 1300 2600 1900 2600 |
paul@0 | 454 | Wire Wire Line |
paul@0 | 455 | 1300 2700 1900 2700 |
paul@0 | 456 | Wire Wire Line |
paul@0 | 457 | 1300 2800 1900 2800 |
paul@0 | 458 | Wire Wire Line |
paul@0 | 459 | 1300 2900 1900 2900 |
paul@0 | 460 | Wire Wire Line |
paul@0 | 461 | 4000 3500 3800 3500 |
paul@0 | 462 | NoConn ~ 4900 4800 |
paul@0 | 463 | $Comp |
paul@0 | 464 | L Jumper:Jumper_3_Open LK? |
paul@0 | 465 | U 1 1 61F22FC4 |
paul@0 | 466 | P 4550 5250 |
paul@0 | 467 | AR Path="/61F22FC4" Ref="LK?" Part="1" |
paul@0 | 468 | AR Path="/61F2273C/61F22FC4" Ref="LK1" Part="1" |
paul@0 | 469 | F 0 "LK1" H 4550 5382 50 0000 C CNN |
paul@0 | 470 | F 1 "ROM type" H 4550 5473 50 0000 C CNN |
paul@0 | 471 | F 2 "" H 4550 5250 50 0001 C CNN |
paul@0 | 472 | F 3 "~" H 4550 5250 50 0001 C CNN |
paul@0 | 473 | 1 4550 5250 |
paul@0 | 474 | -1 0 0 1 |
paul@0 | 475 | $EndComp |
paul@0 | 476 | Wire Wire Line |
paul@0 | 477 | 3800 3400 4100 3400 |
paul@0 | 478 | Wire Wire Line |
paul@0 | 479 | 4100 3400 4100 5000 |
paul@0 | 480 | Wire Wire Line |
paul@0 | 481 | 4100 5000 4550 5000 |
paul@0 | 482 | Wire Wire Line |
paul@0 | 483 | 4550 5000 4550 5100 |
paul@0 | 484 | Wire Wire Line |
paul@0 | 485 | 4800 5250 4800 4900 |
paul@0 | 486 | Wire Wire Line |
paul@0 | 487 | 4800 4900 4900 4900 |
paul@0 | 488 | Text GLabel 3550 2400 1 50 Input ~ 0 |
paul@0 | 489 | 5V |
paul@0 | 490 | Wire Wire Line |
paul@0 | 491 | 3550 3000 3550 2500 |
paul@0 | 492 | Text GLabel 5200 2400 1 50 Input ~ 0 |
paul@0 | 493 | 5V |
paul@0 | 494 | Wire Wire Line |
paul@0 | 495 | 5200 2750 5200 2400 |
paul@0 | 496 | $Comp |
paul@0 | 497 | L Device:C C? |
paul@0 | 498 | U 1 1 61F22FD5 |
paul@0 | 499 | P 3750 2750 |
paul@0 | 500 | AR Path="/61F22FD5" Ref="C?" Part="1" |
paul@4 | 501 | AR Path="/61F2273C/61F22FD5" Ref="A1" Part="1" |
paul@4 | 502 | F 0 "A1" H 3865 2796 50 0000 L CNN |
paul@0 | 503 | F 1 "A" H 3865 2705 50 0000 L CNN |
paul@0 | 504 | F 2 "" H 3788 2600 50 0001 C CNN |
paul@0 | 505 | F 3 "~" H 3750 2750 50 0001 C CNN |
paul@0 | 506 | 1 3750 2750 |
paul@0 | 507 | 1 0 0 -1 |
paul@0 | 508 | $EndComp |
paul@0 | 509 | Text GLabel 3550 5700 3 50 Input ~ 0 |
paul@0 | 510 | 0V |
paul@0 | 511 | Text GLabel 5300 5700 3 50 Input ~ 0 |
paul@0 | 512 | 0V |
paul@0 | 513 | Wire Wire Line |
paul@0 | 514 | 3550 5700 3550 4900 |
paul@0 | 515 | Wire Wire Line |
paul@0 | 516 | 3550 4900 4200 4900 |
paul@0 | 517 | Wire Wire Line |
paul@0 | 518 | 4200 4900 4200 3000 |
paul@0 | 519 | Wire Wire Line |
paul@0 | 520 | 4200 3000 3750 3000 |
paul@0 | 521 | Wire Wire Line |
paul@0 | 522 | 3750 3000 3750 2900 |
paul@0 | 523 | Connection ~ 3550 4900 |
paul@0 | 524 | Wire Wire Line |
paul@0 | 525 | 3550 4900 3550 4800 |
paul@0 | 526 | Wire Wire Line |
paul@0 | 527 | 3750 2600 3750 2500 |
paul@0 | 528 | Wire Wire Line |
paul@0 | 529 | 3750 2500 3550 2500 |
paul@0 | 530 | Connection ~ 3550 2500 |
paul@0 | 531 | Wire Wire Line |
paul@0 | 532 | 3550 2500 3550 2400 |
paul@0 | 533 | Wire Wire Line |
paul@0 | 534 | 5300 5700 5300 5400 |
paul@0 | 535 | Wire Wire Line |
paul@0 | 536 | 5300 5400 5500 5400 |
paul@0 | 537 | Wire Wire Line |
paul@0 | 538 | 5500 5400 5500 5300 |
paul@0 | 539 | Connection ~ 5300 5400 |
paul@0 | 540 | Wire Wire Line |
paul@0 | 541 | 5300 5400 5300 5300 |
paul@0 | 542 | Text GLabel 1600 2500 2 50 Input ~ 0 |
paul@0 | 543 | 5V |
paul@0 | 544 | Text GLabel 1600 2400 2 50 Input ~ 0 |
paul@0 | 545 | 0V |
paul@0 | 546 | Wire Wire Line |
paul@0 | 547 | 1300 2400 1600 2400 |
paul@0 | 548 | Wire Wire Line |
paul@0 | 549 | 1300 2500 1600 2500 |
paul@0 | 550 | Text GLabel 4300 5700 3 50 Input ~ 0 |
paul@0 | 551 | 0V |
paul@0 | 552 | Wire Wire Line |
paul@0 | 553 | 4300 5700 4300 5250 |
paul@0 | 554 | Text Label 4800 5200 1 50 ~ 0 |
paul@0 | 555 | Toshiba |
paul@0 | 556 | Text Label 4300 5300 3 50 ~ 0 |
paul@0 | 557 | Hitachi |
paul@0 | 558 | Wire Wire Line |
paul@0 | 559 | 1900 2200 1300 2200 |
paul@0 | 560 | Wire Wire Line |
paul@0 | 561 | 5700 1300 1900 1300 |
paul@0 | 562 | Wire Wire Line |
paul@0 | 563 | 1900 1300 1900 2200 |
paul@0 | 564 | Text GLabel 6000 4700 2 50 Input ~ 0 |
paul@0 | 565 | RDY |
paul@0 | 566 | Wire Wire Line |
paul@0 | 567 | 5900 4200 6200 4200 |
paul@0 | 568 | Wire Wire Line |
paul@0 | 569 | 5900 4100 6800 4100 |
paul@0 | 570 | Wire Wire Line |
paul@0 | 571 | 5700 1300 7500 1300 |
paul@0 | 572 | Wire Bus Line |
paul@0 | 573 | 4000 6100 6700 6100 |
paul@0 | 574 | Wire Wire Line |
paul@0 | 575 | 5900 4700 6000 4700 |
paul@0 | 576 | Wire Wire Line |
paul@0 | 577 | 5900 3200 6600 3200 |
paul@0 | 578 | Wire Wire Line |
paul@0 | 579 | 5900 3300 6600 3300 |
paul@0 | 580 | Wire Wire Line |
paul@0 | 581 | 5900 3400 6600 3400 |
paul@0 | 582 | Wire Wire Line |
paul@0 | 583 | 5900 3500 6600 3500 |
paul@0 | 584 | Wire Wire Line |
paul@0 | 585 | 5900 3600 6600 3600 |
paul@0 | 586 | Wire Wire Line |
paul@0 | 587 | 5900 3700 6600 3700 |
paul@0 | 588 | Wire Wire Line |
paul@0 | 589 | 5900 3800 6600 3800 |
paul@0 | 590 | Wire Wire Line |
paul@0 | 591 | 5900 3900 6600 3900 |
paul@0 | 592 | Text GLabel 8500 4000 2 50 Input ~ 0 |
paul@0 | 593 | ~NMI |
paul@0 | 594 | Text GLabel 6200 4200 2 50 Input ~ 0 |
paul@0 | 595 | ~IRQ |
paul@0 | 596 | Text GLabel 6000 4300 2 50 Output ~ 0 |
paul@0 | 597 | RnW |
paul@0 | 598 | Text GLabel 7700 5000 2 50 Input ~ 0 |
paul@0 | 599 | PHI_OUT |
paul@0 | 600 | Text GLabel 6800 1500 2 50 Output ~ 0 |
paul@0 | 601 | CPU_ADDRESS |
paul@0 | 602 | Text GLabel 6800 6100 2 50 BiDi ~ 0 |
paul@0 | 603 | CPU_DATA |
paul@0 | 604 | Wire Bus Line |
paul@0 | 605 | 6800 6100 6700 6100 |
paul@0 | 606 | Connection ~ 6700 6100 |
paul@0 | 607 | Text GLabel 6800 1100 2 50 Output ~ 0 |
paul@0 | 608 | KBD_DATA |
paul@0 | 609 | Wire Bus Line |
paul@0 | 610 | 6800 1100 2000 1100 |
paul@0 | 611 | Text GLabel 7500 1300 2 50 Output ~ 0 |
paul@0 | 612 | ~RST |
paul@0 | 613 | Text GLabel 6800 1700 2 50 Input ~ 0 |
paul@0 | 614 | ROM |
paul@0 | 615 | Text GLabel 7500 900 2 50 Output ~ 0 |
paul@0 | 616 | CAPS_LOCK |
paul@0 | 617 | Text Notes 6800 3200 0 50 ~ 0 |
paul@0 | 618 | Issue 6 boards tend to have\nIC18 (74LS08) fitted for some\nkind of buffering for ~NMI\nand for PHI_OUT.\n\nLK8 is made to enable buffering via IC18 for ~NMI.\nLK9 is made to disable buffering via IC18 for PHI_OUT.\n\nOn such boards, without any links made, buffering\nonly seems to be done for PHI_OUT.\n |
paul@0 | 619 | $Comp |
paul@0 | 620 | L 74xx:74LS08 IC18 |
paul@0 | 621 | U 4 1 61F0E37D |
paul@0 | 622 | P 7200 4900 |
paul@0 | 623 | F 0 "IC18" H 7200 4583 50 0000 C CNN |
paul@0 | 624 | F 1 "74LS08" H 7200 4674 50 0000 C CNN |
paul@0 | 625 | F 2 "" H 7200 4900 50 0001 C CNN |
paul@0 | 626 | F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7200 4900 50 0001 C CNN |
paul@0 | 627 | 4 7200 4900 |
paul@0 | 628 | -1 0 0 1 |
paul@0 | 629 | $EndComp |
paul@0 | 630 | Text GLabel 7700 4500 2 50 Input ~ 0 |
paul@0 | 631 | BUFFER_ENABLE |
paul@0 | 632 | Wire Wire Line |
paul@0 | 633 | 7700 4500 7600 4500 |
paul@0 | 634 | Wire Wire Line |
paul@0 | 635 | 7700 5000 7600 5000 |
paul@0 | 636 | Wire Wire Line |
paul@0 | 637 | 5900 4900 6800 4900 |
paul@0 | 638 | $Comp |
paul@0 | 639 | L Jumper:Jumper_2_Open LK9 |
paul@0 | 640 | U 1 1 61F22F77 |
paul@0 | 641 | P 7200 5400 |
paul@0 | 642 | F 0 "LK9" H 7200 5635 50 0000 C CNN |
paul@0 | 643 | F 1 "Disable buffer" H 7200 5544 50 0000 C CNN |
paul@0 | 644 | F 2 "" H 7200 5400 50 0001 C CNN |
paul@0 | 645 | F 3 "~" H 7200 5400 50 0001 C CNN |
paul@0 | 646 | 1 7200 5400 |
paul@0 | 647 | 1 0 0 -1 |
paul@0 | 648 | $EndComp |
paul@0 | 649 | Wire Wire Line |
paul@0 | 650 | 7400 5400 7600 5400 |
paul@0 | 651 | Wire Wire Line |
paul@0 | 652 | 7600 5400 7600 5000 |
paul@0 | 653 | Connection ~ 7600 5000 |
paul@0 | 654 | Wire Wire Line |
paul@0 | 655 | 7600 5000 7500 5000 |
paul@0 | 656 | Wire Wire Line |
paul@0 | 657 | 7000 5400 6800 5400 |
paul@0 | 658 | Wire Wire Line |
paul@0 | 659 | 6800 5400 6800 4900 |
paul@0 | 660 | Connection ~ 6800 4900 |
paul@0 | 661 | Wire Wire Line |
paul@0 | 662 | 6800 4900 6900 4900 |
paul@0 | 663 | $Comp |
paul@0 | 664 | L 74xx:74LS08 IC18 |
paul@0 | 665 | U 2 1 61F3624E |
paul@0 | 666 | P 7200 4100 |
paul@0 | 667 | F 0 "IC18" H 7200 4425 50 0000 C CNN |
paul@0 | 668 | F 1 "74LS08" H 7200 4334 50 0000 C CNN |
paul@0 | 669 | F 2 "" H 7200 4100 50 0001 C CNN |
paul@0 | 670 | F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 7200 4100 50 0001 C CNN |
paul@0 | 671 | 2 7200 4100 |
paul@0 | 672 | -1 0 0 -1 |
paul@0 | 673 | $EndComp |
paul@0 | 674 | $Comp |
paul@0 | 675 | L Jumper:Jumper_2_Open LK8 |
paul@0 | 676 | U 1 1 61F363E2 |
paul@0 | 677 | P 8000 4000 |
paul@0 | 678 | F 0 "LK8" H 8000 4235 50 0000 C CNN |
paul@0 | 679 | F 1 "Enable buffer" H 8000 4144 50 0000 C CNN |
paul@0 | 680 | F 2 "" H 8000 4000 50 0001 C CNN |
paul@0 | 681 | F 3 "~" H 8000 4000 50 0001 C CNN |
paul@0 | 682 | 1 8000 4000 |
paul@0 | 683 | 1 0 0 -1 |
paul@0 | 684 | $EndComp |
paul@0 | 685 | Text GLabel 8100 3600 2 50 Input ~ 0 |
paul@0 | 686 | 5V |
paul@0 | 687 | Wire Wire Line |
paul@0 | 688 | 7800 4000 7600 4000 |
paul@0 | 689 | Wire Wire Line |
paul@0 | 690 | 7600 4500 7600 4200 |
paul@0 | 691 | Wire Wire Line |
paul@0 | 692 | 7600 4200 7500 4200 |
paul@0 | 693 | Connection ~ 7600 4500 |
paul@0 | 694 | Wire Wire Line |
paul@0 | 695 | 7600 4500 7600 4800 |
paul@0 | 696 | Wire Wire Line |
paul@0 | 697 | 7600 4800 7500 4800 |
paul@0 | 698 | Wire Wire Line |
paul@0 | 699 | 8500 4000 8400 4000 |
paul@0 | 700 | Wire Wire Line |
paul@0 | 701 | 7600 4000 7600 3600 |
paul@0 | 702 | Connection ~ 7600 4000 |
paul@0 | 703 | Wire Wire Line |
paul@0 | 704 | 7600 4000 7500 4000 |
paul@0 | 705 | $Comp |
paul@0 | 706 | L Device:R R74 |
paul@0 | 707 | U 1 1 61F7EEAC |
paul@0 | 708 | P 7850 3600 |
paul@0 | 709 | F 0 "R74" V 7643 3600 50 0000 C CNN |
paul@0 | 710 | F 1 "4700R" V 7734 3600 50 0000 C CNN |
paul@0 | 711 | F 2 "" V 7780 3600 50 0001 C CNN |
paul@0 | 712 | F 3 "~" H 7850 3600 50 0001 C CNN |
paul@0 | 713 | 1 7850 3600 |
paul@0 | 714 | 0 1 1 0 |
paul@0 | 715 | $EndComp |
paul@0 | 716 | Wire Wire Line |
paul@0 | 717 | 7600 3600 7700 3600 |
paul@0 | 718 | Wire Wire Line |
paul@0 | 719 | 8000 3600 8100 3600 |
paul@0 | 720 | Wire Wire Line |
paul@0 | 721 | 6800 4100 6800 3300 |
paul@0 | 722 | Wire Wire Line |
paul@0 | 723 | 6800 3300 8400 3300 |
paul@0 | 724 | Wire Wire Line |
paul@0 | 725 | 8400 3300 8400 4000 |
paul@0 | 726 | Connection ~ 6800 4100 |
paul@0 | 727 | Wire Wire Line |
paul@0 | 728 | 6800 4100 6900 4100 |
paul@0 | 729 | Connection ~ 8400 4000 |
paul@0 | 730 | Wire Wire Line |
paul@0 | 731 | 8400 4000 8200 4000 |
paul@0 | 732 | $Comp |
paul@0 | 733 | L 74xx:74LS08 IC18 |
paul@0 | 734 | U 5 1 61FA23D2 |
paul@0 | 735 | P 9300 3100 |
paul@0 | 736 | F 0 "IC18" H 9530 3146 50 0000 L CNN |
paul@0 | 737 | F 1 "74LS08" H 9530 3055 50 0000 L CNN |
paul@0 | 738 | F 2 "" H 9300 3100 50 0001 C CNN |
paul@0 | 739 | F 3 "http://www.ti.com/lit/gpn/sn74LS08" H 9300 3100 50 0001 C CNN |
paul@0 | 740 | 5 9300 3100 |
paul@0 | 741 | 1 0 0 -1 |
paul@0 | 742 | $EndComp |
paul@0 | 743 | Text GLabel 9300 2500 1 50 Input ~ 0 |
paul@0 | 744 | 5V |
paul@0 | 745 | Wire Wire Line |
paul@0 | 746 | 9300 2500 9300 2600 |
paul@0 | 747 | Text GLabel 9300 3700 3 50 Input ~ 0 |
paul@0 | 748 | 0V |
paul@0 | 749 | Wire Wire Line |
paul@0 | 750 | 9300 3700 9300 3600 |
paul@0 | 751 | Wire Bus Line |
paul@0 | 752 | 2000 1100 2000 2800 |
paul@0 | 753 | Wire Bus Line |
paul@0 | 754 | 6700 3300 6700 6100 |
paul@0 | 755 | Wire Bus Line |
paul@0 | 756 | 4000 3800 4000 6100 |
paul@0 | 757 | Wire Bus Line |
paul@0 | 758 | 2200 1500 2200 4500 |
paul@0 | 759 | Wire Bus Line |
paul@0 | 760 | 4400 1500 4400 4500 |
paul@0 | 761 | $EndSCHEMATC |