Amiga 2000 revision 6.2 motherboard re-done in KiCAD.
Schematics and PCB done, and working, see README for notes.
WARNING: stability issue with Wicher 500i, could be noise related from accelerator speed.
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processor.sch 31KB

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  1. EESchema Schematic File Version 4
  2. LIBS:amiga2000-cache
  3. EELAYER 29 0
  4. EELAYER END
  5. $Descr A4 11693 8268
  6. encoding utf-8
  7. Sheet 2 13
  8. Title "B2000 Processor"
  9. Date "07/06/1987"
  10. Rev "6.2-a"
  11. Comp "Commodore"
  12. Comment1 "Drawn by: Dave Haynie"
  13. Comment2 "Used on: A2000-CR"
  14. Comment3 "Next Assy: 312725"
  15. Comment4 "Assy: 312721"
  16. $EndDescr
  17. $Comp
  18. L 74xx:74LS245 U103
  19. U 1 1 5CEADCFB
  20. P 7600 1850
  21. F 0 "U103" H 7700 2850 50 0000 C CNN
  22. F 1 "74F245" H 7750 2750 50 0000 C CNN
  23. F 2 "Package_DIP:DIP-20_W7.62mm_Socket" H 7600 1850 50 0001 C CNN
  24. F 3 "http://www.mouser.com/ds/2/308/fairchild%20semiconductor_74f245-1116738.pdf" H 7600 1850 50 0001 C CNN
  25. F 4 "595-SN74F245N" H 7600 1850 50 0001 C CNN "RefOrder"
  26. 1 7600 1850
  27. 1 0 0 -1
  28. $EndComp
  29. $Comp
  30. L 74xx:74LS245 U105
  31. U 1 1 5CEAE944
  32. P 7600 4950
  33. F 0 "U105" H 7750 5950 50 0000 C CNN
  34. F 1 "74F245" H 7800 5850 50 0000 C CNN
  35. F 2 "Package_DIP:DIP-20_W7.62mm_Socket" H 7600 4950 50 0001 C CNN
  36. F 3 "http://www.mouser.com/ds/2/308/fairchild%20semiconductor_74f245-1116738.pdf" H 7600 4950 50 0001 C CNN
  37. F 4 "595-SN74F245N" H 7600 4950 50 0001 C CNN "RefOrder"
  38. 1 7600 4950
  39. 1 0 0 -1
  40. $EndComp
  41. $Comp
  42. L 74xx:74LS373 U104
  43. U 1 1 5CEB0230
  44. P 10100 1850
  45. F 0 "U104" H 10200 2850 50 0000 C CNN
  46. F 1 "74LS373" H 10300 2750 50 0000 C CNN
  47. F 2 "Package_DIP:DIP-20_W7.62mm_Socket" H 10100 1850 50 0001 C CNN
  48. F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 10100 1850 50 0001 C CNN
  49. F 4 "595-SN74LS373N" H 10100 1850 50 0001 C CNN "RefOrder"
  50. 1 10100 1850
  51. 1 0 0 -1
  52. $EndComp
  53. $Comp
  54. L 74xx:74LS373 U106
  55. U 1 1 5CEB1629
  56. P 10100 4950
  57. F 0 "U106" H 10250 5900 50 0000 C CNN
  58. F 1 "74LS373" H 10300 5800 50 0000 C CNN
  59. F 2 "Package_DIP:DIP-20_W7.62mm_Socket" H 10100 4950 50 0001 C CNN
  60. F 3 "http://www.ti.com/lit/gpn/sn74LS373" H 10100 4950 50 0001 C CNN
  61. F 4 "595-SN74LS373N" H 10100 4950 50 0001 C CNN "RefOrder"
  62. 1 10100 4950
  63. 1 0 0 -1
  64. $EndComp
  65. $Comp
  66. L 74xx:74LS08 U303
  67. U 4 1 5CEB22AA
  68. P 1500 1550
  69. F 0 "U303" H 1500 1875 50 0000 C CNN
  70. F 1 "74F08" H 1500 1784 50 0000 C CNN
  71. F 2 "Package_DIP:DIP-14_W7.62mm_Socket" H 1500 1550 50 0001 C CNN
  72. F 3 "http://www.ti.com/lit/ds/symlink/sn74f08.pdf" H 1500 1550 50 0001 C CNN
  73. F 4 "595-SN74F08N" H 1500 1550 50 0001 C CNN "RefOrder"
  74. 4 1500 1550
  75. 1 0 0 -1
  76. $EndComp
  77. $Comp
  78. L Device:R_Network09 RP100
  79. U 1 1 5CEB3573
  80. P 2450 1200
  81. F 0 "RP100" H 1970 1246 50 0000 R CNN
  82. F 1 "4.7k" H 1970 1155 50 0000 R CNN
  83. F 2 "Resistor_THT:R_Array_SIP10" V 3025 1200 50 0001 C CNN
  84. F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 2450 1200 50 0001 C CNN
  85. F 4 "858-L101S472LF" H 2450 1200 50 0001 C CNN "RefOrder"
  86. 1 2450 1200
  87. -1 0 0 -1
  88. $EndComp
  89. $Comp
  90. L Device:R R104
  91. U 1 1 5CEB5285
  92. P 1000 1150
  93. F 0 "R104" H 1070 1196 50 0000 L CNN
  94. F 1 "4.7K" H 1070 1105 50 0000 L CNN
  95. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 930 1150 50 0001 C CNN
  96. F 3 "~" H 1000 1150 50 0001 C CNN
  97. F 4 "603-CFR-25JR-524K7" H 1000 1150 50 0001 C CNN "RefOrder"
  98. 1 1000 1150
  99. 1 0 0 -1
  100. $EndComp
  101. $Comp
  102. L Device:R R111
  103. U 1 1 5CEB5796
  104. P 3750 4050
  105. F 0 "R111" H 3820 4096 50 0000 L CNN
  106. F 1 "330" H 3820 4005 50 0000 L CNN
  107. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3680 4050 50 0001 C CNN
  108. F 3 "~" H 3750 4050 50 0001 C CNN
  109. F 4 "603-CFR-25JT-52-330R" H 3750 4050 50 0001 C CNN "RefOrder"
  110. 1 3750 4050
  111. 1 0 0 -1
  112. $EndComp
  113. $Comp
  114. L Device:C C100
  115. U 1 1 5CEB90F2
  116. P 4000 7250
  117. F 0 "C100" H 4115 7296 50 0000 L CNN
  118. F 1 "0.1uF" H 4115 7205 50 0000 L CNN
  119. F 2 "Capacitor_THT:C_Rect_L11.5mm_W2.6mm_P10.00mm_MKT" H 4038 7100 50 0001 C CNN
  120. F 3 "~" H 4000 7250 50 0001 C CNN
  121. F 4 "581-SA105C104KARC" H 4000 7250 50 0001 C CNN "RefOrder"
  122. 1 4000 7250
  123. 1 0 0 -1
  124. $EndComp
  125. $Comp
  126. L Device:C C103
  127. U 1 1 5CEBA6E6
  128. P 4550 7250
  129. F 0 "C103" H 4665 7296 50 0000 L CNN
  130. F 1 "0.1uF" H 4665 7205 50 0000 L CNN
  131. F 2 "Capacitor_THT:C_Rect_L11.5mm_W2.6mm_P10.00mm_MKT" H 4588 7100 50 0001 C CNN
  132. F 3 "~" H 4550 7250 50 0001 C CNN
  133. F 4 "581-SA105C104KARC" H 4550 7250 50 0001 C CNN "RefOrder"
  134. 1 4550 7250
  135. 1 0 0 -1
  136. $EndComp
  137. $Comp
  138. L Device:C C104
  139. U 1 1 5CEBAB0D
  140. P 5100 7250
  141. F 0 "C104" H 5215 7296 50 0000 L CNN
  142. F 1 "0.1uF" H 5215 7205 50 0000 L CNN
  143. F 2 "Capacitor_THT:C_Rect_L11.5mm_W2.6mm_P10.00mm_MKT" H 5138 7100 50 0001 C CNN
  144. F 3 "~" H 5100 7250 50 0001 C CNN
  145. F 4 "581-SA105C104KARC" H 5100 7250 50 0001 C CNN "RefOrder"
  146. 1 5100 7250
  147. 1 0 0 -1
  148. $EndComp
  149. $Comp
  150. L Device:C C105
  151. U 1 1 5CEBAF54
  152. P 5650 7250
  153. F 0 "C105" H 5765 7296 50 0000 L CNN
  154. F 1 "0.1uF" H 5765 7205 50 0000 L CNN
  155. F 2 "Capacitor_THT:C_Rect_L11.5mm_W2.6mm_P10.00mm_MKT" H 5688 7100 50 0001 C CNN
  156. F 3 "~" H 5650 7250 50 0001 C CNN
  157. F 4 "581-SA105C104KARC" H 5650 7250 50 0001 C CNN "RefOrder"
  158. 1 5650 7250
  159. 1 0 0 -1
  160. $EndComp
  161. $Comp
  162. L Device:C C106
  163. U 1 1 5CEBB2D0
  164. P 6200 7250
  165. F 0 "C106" H 6315 7296 50 0000 L CNN
  166. F 1 "0.1uF" H 6315 7205 50 0000 L CNN
  167. F 2 "Capacitor_THT:C_Rect_L11.5mm_W2.6mm_P10.00mm_MKT" H 6238 7100 50 0001 C CNN
  168. F 3 "~" H 6200 7250 50 0001 C CNN
  169. F 4 "581-SA105C104KARC" H 6200 7250 50 0001 C CNN "RefOrder"
  170. 1 6200 7250
  171. 1 0 0 -1
  172. $EndComp
  173. $Comp
  174. L Device:R_Network09 RP101
  175. U 1 1 5CEB7F58
  176. P 2750 7200
  177. F 0 "RP101" H 2271 7154 50 0000 R CNN
  178. F 1 "4.7k" H 2271 7245 50 0000 R CNN
  179. F 2 "Resistor_THT:R_Array_SIP10" V 3325 7200 50 0001 C CNN
  180. F 3 "http://www.vishay.com/docs/31509/csc.pdf" H 2750 7200 50 0001 C CNN
  181. F 4 "858-L101S472LF" H 2750 7200 50 0001 C CNN "RefOrder"
  182. 1 2750 7200
  183. 1 0 0 1
  184. $EndComp
  185. $Comp
  186. L power:+5V #PWR01
  187. U 1 1 5CF2677F
  188. P 1000 900
  189. F 0 "#PWR01" H 1000 750 50 0001 C CNN
  190. F 1 "+5V" H 1015 1073 50 0000 C CNN
  191. F 2 "" H 1000 900 50 0001 C CNN
  192. F 3 "" H 1000 900 50 0001 C CNN
  193. 1 1000 900
  194. 1 0 0 -1
  195. $EndComp
  196. $Comp
  197. L power:+5V #PWR06
  198. U 1 1 5CF28DA5
  199. P 3750 3800
  200. F 0 "#PWR06" H 3750 3650 50 0001 C CNN
  201. F 1 "+5V" H 3765 3973 50 0000 C CNN
  202. F 2 "" H 3750 3800 50 0001 C CNN
  203. F 3 "" H 3750 3800 50 0001 C CNN
  204. 1 3750 3800
  205. 1 0 0 -1
  206. $EndComp
  207. Wire Wire Line
  208. 1000 900 1000 1000
  209. Text GLabel 900 1450 0 50 Input ~ 0
  210. _BOSS
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  212. _BGACK
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  215. Wire Wire Line
  216. 1200 1650 1000 1650
  217. Wire Wire Line
  218. 1000 1300 1000 1450
  219. Connection ~ 1000 1450
  220. Wire Wire Line
  221. 1000 1450 1200 1450
  222. $Comp
  223. L power:+5V #PWR03
  224. U 1 1 5CF321EC
  225. P 2850 900
  226. F 0 "#PWR03" H 2850 750 50 0001 C CNN
  227. F 1 "+5V" H 2865 1073 50 0000 C CNN
  228. F 2 "" H 2850 900 50 0001 C CNN
  229. F 3 "" H 2850 900 50 0001 C CNN
  230. 1 2850 900
  231. 1 0 0 -1
  232. $EndComp
  233. Wire Wire Line
  234. 2850 900 2850 1000
  235. Wire Wire Line
  236. 3750 3800 3750 3900
  237. Wire Wire Line
  238. 3750 4200 3750 4350
  239. Entry Wire Line
  240. 5950 3950 6050 3850
  241. Entry Wire Line
  242. 5950 4050 6050 3950
  243. Entry Wire Line
  244. 5950 4150 6050 4050
  245. Entry Wire Line
  246. 5950 4250 6050 4150
  247. Entry Wire Line
  248. 5950 4350 6050 4250
  249. Entry Wire Line
  250. 5950 4450 6050 4350
  251. Entry Wire Line
  252. 5950 4550 6050 4450
  253. Entry Wire Line
  254. 5950 4650 6050 4550
  255. Entry Wire Line
  256. 5950 4750 6050 4650
  257. Entry Wire Line
  258. 5950 4850 6050 4750
  259. Entry Wire Line
  260. 5950 4950 6050 4850
  261. Entry Wire Line
  262. 5950 5050 6050 4950
  263. Entry Wire Line
  264. 5950 5150 6050 5050
  265. Entry Wire Line
  266. 5950 5250 6050 5150
  267. Entry Wire Line
  268. 5950 5350 6050 5250
  269. Entry Wire Line
  270. 5950 5450 6050 5350
  271. Entry Wire Line
  272. 5950 3750 6050 3650
  273. Entry Wire Line
  274. 5950 3650 6050 3550
  275. Entry Wire Line
  276. 5950 3550 6050 3450
  277. Entry Wire Line
  278. 5950 3450 6050 3350
  279. Entry Wire Line
  280. 5950 3350 6050 3250
  281. Entry Wire Line
  282. 5950 3250 6050 3150
  283. Entry Wire Line
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  285. Entry Wire Line
  286. 5950 3050 6050 2950
  287. Entry Wire Line
  288. 5950 2950 6050 2850
  289. Entry Wire Line
  290. 5950 2850 6050 2750
  291. Entry Wire Line
  292. 5950 2750 6050 2650
  293. Entry Wire Line
  294. 5950 2650 6050 2550
  295. Entry Wire Line
  296. 5950 2550 6050 2450
  297. Entry Wire Line
  298. 5950 2450 6050 2350
  299. Entry Wire Line
  300. 5950 2350 6050 2250
  301. Entry Wire Line
  302. 5950 2250 6050 2150
  303. Entry Wire Line
  304. 5950 2150 6050 2050
  305. Entry Wire Line
  306. 5950 2050 6050 1950
  307. Entry Wire Line
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  309. Entry Wire Line
  310. 5950 1850 6050 1750
  311. Entry Wire Line
  312. 5950 1750 6050 1650
  313. Entry Wire Line
  314. 5950 1650 6050 1550
  315. Entry Wire Line
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  317. Wire Wire Line
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  319. Wire Wire Line
  320. 5750 1650 5950 1650
  321. Wire Wire Line
  322. 5950 1750 5750 1750
  323. Wire Wire Line
  324. 5750 1850 5950 1850
  325. Wire Wire Line
  326. 5950 1950 5750 1950
  327. Wire Wire Line
  328. 5750 2050 5950 2050
  329. Wire Wire Line
  330. 5750 2150 5950 2150
  331. Wire Wire Line
  332. 5750 2250 5950 2250
  333. Wire Wire Line
  334. 5750 2350 5950 2350
  335. Wire Wire Line
  336. 5750 2450 5950 2450
  337. Wire Wire Line
  338. 5750 2550 5950 2550
  339. Wire Wire Line
  340. 5750 2650 5950 2650
  341. Wire Wire Line
  342. 5750 2750 5950 2750
  343. Wire Wire Line
  344. 5750 2850 5950 2850
  345. Wire Wire Line
  346. 5750 2950 5950 2950
  347. Wire Wire Line
  348. 5750 3050 5950 3050
  349. Wire Wire Line
  350. 5750 3150 5950 3150
  351. Wire Wire Line
  352. 5750 3250 5950 3250
  353. Wire Wire Line
  354. 5750 3350 5950 3350
  355. Wire Wire Line
  356. 5750 3450 5950 3450
  357. Wire Wire Line
  358. 5950 3550 5750 3550
  359. Wire Wire Line
  360. 5750 3650 5950 3650
  361. Wire Wire Line
  362. 5950 3750 5750 3750
  363. Wire Wire Line
  364. 5750 3950 5950 3950
  365. Wire Wire Line
  366. 5950 4050 5750 4050
  367. Wire Wire Line
  368. 5750 4150 5950 4150
  369. Wire Wire Line
  370. 5750 4250 5950 4250
  371. Wire Wire Line
  372. 5750 4350 5950 4350
  373. Wire Wire Line
  374. 5750 4550 5950 4550
  375. Wire Wire Line
  376. 5750 4450 5950 4450
  377. Wire Wire Line
  378. 5750 4650 5950 4650
  379. Wire Wire Line
  380. 5750 4750 5950 4750
  381. Wire Wire Line
  382. 5750 4850 5950 4850
  383. Wire Wire Line
  384. 5750 4950 5950 4950
  385. Wire Wire Line
  386. 5950 5050 5750 5050
  387. Wire Wire Line
  388. 5750 5150 5950 5150
  389. Wire Wire Line
  390. 5950 5250 5750 5250
  391. Wire Wire Line
  392. 5750 5350 5950 5350
  393. Wire Wire Line
  394. 5950 5450 5750 5450
  395. Text GLabel 6150 1350 2 50 Input ~ 0
  396. A[1..23]
  397. Text GLabel 6150 3850 2 50 Input ~ 0
  398. D[0..15]
  399. Wire Wire Line
  400. 3750 4350 1550 4350
  401. Text GLabel 1550 4350 0 50 Input ~ 0
  402. _BEER
  403. Text GLabel 3650 1550 0 50 Input ~ 0
  404. 7M
  405. Wire Wire Line
  406. 3650 1550 3750 1550
  407. Wire Wire Line
  408. 700 3350 850 3350
  409. Text GLabel 700 3350 0 50 Input ~ 0
  410. E
  411. Wire Wire Line
  412. 2550 1400 2550 1850
  413. Wire Wire Line
  414. 2550 1850 3750 1850
  415. Wire Wire Line
  416. 2450 1400 2450 1950
  417. Wire Wire Line
  418. 2450 1950 3750 1950
  419. Wire Wire Line
  420. 2350 1400 2350 2050
  421. Wire Wire Line
  422. 2350 2050 3750 2050
  423. Wire Wire Line
  424. 1800 1550 2250 1550
  425. Wire Wire Line
  426. 2250 1550 2250 1400
  427. Connection ~ 2550 1850
  428. Connection ~ 2450 1950
  429. Connection ~ 2350 2050
  430. Entry Wire Line
  431. 1850 1950 1950 1850
  432. Entry Wire Line
  433. 1850 2050 1950 1950
  434. Entry Wire Line
  435. 1850 2150 1950 2050
  436. Wire Bus Line
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  439. _IPL[0..2]
  440. Wire Wire Line
  441. 3750 2250 2250 2250
  442. Wire Wire Line
  443. 2250 2250 2250 1550
  444. Connection ~ 2250 1550
  445. Wire Wire Line
  446. 3750 2350 3650 2350
  447. Text GLabel 3650 2350 0 50 Input ~ 0
  448. _BG
  449. Wire Wire Line
  450. 3750 2450 2050 2450
  451. Wire Wire Line
  452. 2050 2450 2050 1400
  453. Text GLabel 1600 2450 0 50 Input ~ 0
  454. _BR
  455. Wire Wire Line
  456. 1600 2450 2050 2450
  457. Connection ~ 2050 2450
  458. Wire Wire Line
  459. 2150 1400 2150 1750
  460. Wire Wire Line
  461. 2150 1750 1000 1750
  462. Wire Wire Line
  463. 1000 1750 1000 1650
  464. Connection ~ 1000 1650
  465. Wire Wire Line
  466. 1000 1650 900 1650
  467. Wire Wire Line
  468. 3750 2750 2850 2750
  469. Wire Wire Line
  470. 2850 2750 2850 1400
  471. Wire Wire Line
  472. 3750 2850 2750 2850
  473. Wire Wire Line
  474. 2750 2850 2750 1400
  475. Wire Wire Line
  476. 3750 2950 2650 2950
  477. Wire Wire Line
  478. 2650 2950 2650 1400
  479. Wire Wire Line
  480. 1950 1850 2550 1850
  481. Wire Wire Line
  482. 1950 1950 2450 1950
  483. Wire Wire Line
  484. 1950 2050 2350 2050
  485. Wire Wire Line
  486. 2850 2750 1950 2750
  487. Connection ~ 2850 2750
  488. Wire Wire Line
  489. 1950 2850 2750 2850
  490. Connection ~ 2750 2850
  491. Wire Wire Line
  492. 2650 2950 1950 2950
  493. Connection ~ 2650 2950
  494. Entry Wire Line
  495. 1850 2850 1950 2750
  496. Entry Wire Line
  497. 1850 2950 1950 2850
  498. Entry Wire Line
  499. 1850 3050 1950 2950
  500. Text GLabel 1550 3150 0 50 Input ~ 0
  501. FC[0..2]
  502. Wire Bus Line
  503. 1550 3150 1850 3150
  504. Wire Wire Line
  505. 3750 3450 3500 3450
  506. Wire Wire Line
  507. 3150 3450 3150 7000
  508. Wire Wire Line
  509. 3050 7000 3050 3250
  510. Wire Wire Line
  511. 3050 3250 3750 3250
  512. Wire Wire Line
  513. 2950 7000 2950 6700
  514. Wire Wire Line
  515. 2950 6700 6250 6700
  516. Wire Wire Line
  517. 6250 6700 6250 5850
  518. Wire Wire Line
  519. 6250 5850 5750 5850
  520. Wire Wire Line
  521. 5750 5750 6150 5750
  522. Wire Wire Line
  523. 6150 5750 6150 6600
  524. Wire Wire Line
  525. 6150 6600 2850 6600
  526. Wire Wire Line
  527. 2850 6600 2850 7000
  528. Wire Wire Line
  529. 2750 7000 2750 6500
  530. Wire Wire Line
  531. 2750 6500 6050 6500
  532. Wire Wire Line
  533. 6050 6500 6050 5950
  534. Wire Wire Line
  535. 6050 5950 5750 5950
  536. Wire Wire Line
  537. 5750 5650 5950 5650
  538. Wire Wire Line
  539. 5950 5650 5950 6400
  540. Wire Wire Line
  541. 5950 6400 2650 6400
  542. Wire Wire Line
  543. 2650 6400 2650 7000
  544. $Comp
  545. L power:+5V #PWR02
  546. U 1 1 5D0910F3
  547. P 2350 7550
  548. F 0 "#PWR02" H 2350 7400 50 0001 C CNN
  549. F 1 "+5V" H 2365 7723 50 0000 C CNN
  550. F 2 "" H 2350 7550 50 0001 C CNN
  551. F 3 "" H 2350 7550 50 0001 C CNN
  552. 1 2350 7550
  553. -1 0 0 1
  554. $EndComp
  555. Wire Wire Line
  556. 2350 7550 2350 7400
  557. Wire Wire Line
  558. 2550 7000 2550 4550
  559. Wire Wire Line
  560. 2550 4550 3250 4550
  561. Wire Wire Line
  562. 2450 7000 2450 4950
  563. Wire Wire Line
  564. 2450 4950 3750 4950
  565. Wire Wire Line
  566. 2350 7000 2350 5050
  567. Wire Wire Line
  568. 2350 5050 3750 5050
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  570. _DTACK
  571. Text GLabel 1550 4950 0 50 Input ~ 0
  572. _HLT
  573. Text GLabel 1550 5050 0 50 Input ~ 0
  574. _RST
  575. Wire Wire Line
  576. 1550 4550 2550 4550
  577. Connection ~ 2550 4550
  578. Wire Wire Line
  579. 1550 4950 2450 4950
  580. Connection ~ 2450 4950
  581. Wire Wire Line
  582. 1550 5050 2350 5050
  583. Connection ~ 2350 5050
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  585. _AS
  586. Text GLabel 6500 5750 2 50 Input ~ 0
  587. _UDS
  588. Text GLabel 6500 5850 2 50 Input ~ 0
  589. _LDS
  590. Text GLabel 6500 5950 2 50 Input ~ 0
  591. R_W
  592. Wire Wire Line
  593. 6500 5950 6050 5950
  594. Connection ~ 6050 5950
  595. Wire Wire Line
  596. 6250 5850 6500 5850
  597. Connection ~ 6250 5850
  598. Wire Wire Line
  599. 6500 5750 6150 5750
  600. Connection ~ 6150 5750
  601. Wire Wire Line
  602. 5950 5650 6500 5650
  603. Connection ~ 5950 5650
  604. $Comp
  605. L power:+5V #PWR07
  606. U 1 1 5D0DCB38
  607. P 4750 1100
  608. F 0 "#PWR07" H 4750 950 50 0001 C CNN
  609. F 1 "+5V" H 4765 1273 50 0000 C CNN
  610. F 2 "" H 4750 1100 50 0001 C CNN
  611. F 3 "" H 4750 1100 50 0001 C CNN
  612. 1 4750 1100
  613. 1 0 0 -1
  614. $EndComp
  615. $Comp
  616. L power:+5V #PWR011
  617. U 1 1 5D0DCFFB
  618. P 7600 800
  619. F 0 "#PWR011" H 7600 650 50 0001 C CNN
  620. F 1 "+5V" H 7615 973 50 0000 C CNN
  621. F 2 "" H 7600 800 50 0001 C CNN
  622. F 3 "" H 7600 800 50 0001 C CNN
  623. 1 7600 800
  624. 1 0 0 -1
  625. $EndComp
  626. $Comp
  627. L power:+5V #PWR015
  628. U 1 1 5D0DF4BE
  629. P 10100 800
  630. F 0 "#PWR015" H 10100 650 50 0001 C CNN
  631. F 1 "+5V" H 10115 973 50 0000 C CNN
  632. F 2 "" H 10100 800 50 0001 C CNN
  633. F 3 "" H 10100 800 50 0001 C CNN
  634. 1 10100 800
  635. 1 0 0 -1
  636. $EndComp
  637. $Comp
  638. L power:+5V #PWR017
  639. U 1 1 5D0DF93F
  640. P 10100 3900
  641. F 0 "#PWR017" H 10100 3750 50 0001 C CNN
  642. F 1 "+5V" H 10115 4073 50 0000 C CNN
  643. F 2 "" H 10100 3900 50 0001 C CNN
  644. F 3 "" H 10100 3900 50 0001 C CNN
  645. 1 10100 3900
  646. 1 0 0 -1
  647. $EndComp
  648. $Comp
  649. L power:+5V #PWR013
  650. U 1 1 5D0E0A12
  651. P 7600 3900
  652. F 0 "#PWR013" H 7600 3750 50 0001 C CNN
  653. F 1 "+5V" H 7615 4073 50 0000 C CNN
  654. F 2 "" H 7600 3900 50 0001 C CNN
  655. F 3 "" H 7600 3900 50 0001 C CNN
  656. 1 7600 3900
  657. 1 0 0 -1
  658. $EndComp
  659. $Comp
  660. L power:+5V #PWR04
  661. U 1 1 5D0E5A23
  662. P 3600 7000
  663. F 0 "#PWR04" H 3600 6850 50 0001 C CNN
  664. F 1 "+5V" H 3615 7173 50 0000 C CNN
  665. F 2 "" H 3600 7000 50 0001 C CNN
  666. F 3 "" H 3600 7000 50 0001 C CNN
  667. 1 3600 7000
  668. 1 0 0 -1
  669. $EndComp
  670. $Comp
  671. L power:GND #PWR05
  672. U 1 1 5D0E621B
  673. P 3600 7500
  674. F 0 "#PWR05" H 3600 7250 50 0001 C CNN
  675. F 1 "GND" H 3605 7327 50 0000 C CNN
  676. F 2 "" H 3600 7500 50 0001 C CNN
  677. F 3 "" H 3600 7500 50 0001 C CNN
  678. 1 3600 7500
  679. 1 0 0 -1
  680. $EndComp
  681. Wire Wire Line
  682. 3600 7000 3600 7100
  683. Wire Wire Line
  684. 3600 7100 4000 7100
  685. Connection ~ 4000 7100
  686. Wire Wire Line
  687. 4000 7100 4550 7100
  688. Connection ~ 4550 7100
  689. Wire Wire Line
  690. 4550 7100 5100 7100
  691. Connection ~ 5100 7100
  692. Wire Wire Line
  693. 5100 7100 5650 7100
  694. Connection ~ 5650 7100
  695. Wire Wire Line
  696. 5650 7100 6200 7100
  697. Wire Wire Line
  698. 3600 7500 3600 7400
  699. Wire Wire Line
  700. 3600 7400 4000 7400
  701. Connection ~ 4000 7400
  702. Wire Wire Line
  703. 4000 7400 4550 7400
  704. Connection ~ 4550 7400
  705. Wire Wire Line
  706. 4550 7400 5100 7400
  707. Connection ~ 5100 7400
  708. Wire Wire Line
  709. 5100 7400 5650 7400
  710. Connection ~ 5650 7400
  711. Wire Wire Line
  712. 5650 7400 6200 7400
  713. $Comp
  714. L power:GND #PWR08
  715. U 1 1 5D0FC75D
  716. P 4750 6800
  717. F 0 "#PWR08" H 4750 6550 50 0001 C CNN
  718. F 1 "GND" H 4755 6627 50 0000 C CNN
  719. F 2 "" H 4750 6800 50 0001 C CNN
  720. F 3 "" H 4750 6800 50 0001 C CNN
  721. 1 4750 6800
  722. 1 0 0 -1
  723. $EndComp
  724. Wire Wire Line
  725. 4750 6800 4750 6300
  726. Wire Wire Line
  727. 4750 6300 4850 6300
  728. Wire Wire Line
  729. 4850 6300 4850 6150
  730. Connection ~ 4750 6300
  731. Wire Wire Line
  732. 4750 6300 4750 6150
  733. Wire Wire Line
  734. 4750 1100 4750 1300
  735. Wire Wire Line
  736. 4750 1300 4850 1300
  737. Wire Wire Line
  738. 4850 1300 4850 1350
  739. Connection ~ 4750 1300
  740. Wire Wire Line
  741. 4750 1300 4750 1350
  742. Wire Wire Line
  743. 7600 800 7600 1050
  744. Wire Wire Line
  745. 10100 800 10100 1050
  746. Wire Wire Line
  747. 10100 3900 10100 4150
  748. Wire Wire Line
  749. 7600 3900 7600 4150
  750. $Comp
  751. L power:+5V #PWR010
  752. U 1 1 5D130DAE
  753. P 6900 5350
  754. F 0 "#PWR010" H 6900 5200 50 0001 C CNN
  755. F 1 "+5V" V 6915 5478 50 0000 L CNN
  756. F 2 "" H 6900 5350 50 0001 C CNN
  757. F 3 "" H 6900 5350 50 0001 C CNN
  758. 1 6900 5350
  759. 0 -1 -1 0
  760. $EndComp
  761. Wire Wire Line
  762. 6900 5350 7100 5350
  763. $Comp
  764. L power:+5V #PWR09
  765. U 1 1 5D13AE96
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  767. F 0 "#PWR09" H 6900 2100 50 0001 C CNN
  768. F 1 "+5V" V 6915 2378 50 0000 L CNN
  769. F 2 "" H 6900 2250 50 0001 C CNN
  770. F 3 "" H 6900 2250 50 0001 C CNN
  771. 1 6900 2250
  772. 0 -1 -1 0
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  777. _OEB
  778. Wire Wire Line
  779. 6850 2350 7000 2350
  780. Wire Wire Line
  781. 7000 5450 7000 2350
  782. Connection ~ 7000 2350
  783. Wire Wire Line
  784. 7000 2350 7100 2350
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  788. A2
  789. Text Label 5750 1750 0 50 ~ 0
  790. A3
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  792. A4
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  794. A5
  795. Text Label 5750 2050 0 50 ~ 0
  796. A6
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  798. A7
  799. Text Label 5750 2250 0 50 ~ 0
  800. A8
  801. Text Label 5750 2350 0 50 ~ 0
  802. A9
  803. Text Label 5750 2450 0 50 ~ 0
  804. A10
  805. Text Label 5750 2550 0 50 ~ 0
  806. A11
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  808. A12
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  810. A13
  811. Text Label 5750 2850 0 50 ~ 0
  812. A14
  813. Text Label 5750 2950 0 50 ~ 0
  814. A15
  815. Text Label 5750 3050 0 50 ~ 0
  816. A16
  817. Text Label 5750 3150 0 50 ~ 0
  818. A17
  819. Text Label 5750 3250 0 50 ~ 0
  820. A18
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  822. A19
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  824. A20
  825. Text Label 5750 3550 0 50 ~ 0
  826. A21
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  828. A22
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  830. A23
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  835. Text Label 5750 4150 0 50 ~ 0
  836. D2
  837. Text Label 5750 4250 0 50 ~ 0
  838. D3
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  840. D4
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  842. D5
  843. Text Label 5750 4550 0 50 ~ 0
  844. D6
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  846. D7
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  848. D8
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  850. D9
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  852. D10
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  854. D11
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  856. D12
  857. Text Label 5750 5250 0 50 ~ 0
  858. D13
  859. Text Label 5750 5350 0 50 ~ 0
  860. D14
  861. Text Label 5750 5450 0 50 ~ 0
  862. D15
  863. Wire Wire Line
  864. 6850 1350 7100 1350
  865. Wire Wire Line
  866. 6850 1450 7100 1450
  867. Wire Wire Line
  868. 6850 1550 7100 1550
  869. Wire Wire Line
  870. 6850 1650 7100 1650
  871. Wire Wire Line
  872. 6850 1750 7100 1750
  873. Wire Wire Line
  874. 6850 1850 7100 1850
  875. Wire Wire Line
  876. 6850 1950 7100 1950
  877. Wire Wire Line
  878. 6850 2050 7100 2050
  879. Text Label 6950 1350 0 50 ~ 0
  880. D8
  881. Text Label 6950 1450 0 50 ~ 0
  882. D9
  883. Text Label 6950 1550 0 50 ~ 0
  884. D10
  885. Text Label 6950 1650 0 50 ~ 0
  886. D11
  887. Text Label 6950 1750 0 50 ~ 0
  888. D12
  889. Text Label 6950 1850 0 50 ~ 0
  890. D13
  891. Text Label 6950 1950 0 50 ~ 0
  892. D14
  893. Text Label 6950 2050 0 50 ~ 0
  894. D15
  895. Wire Wire Line
  896. 6800 4450 7100 4450
  897. Wire Wire Line
  898. 6800 4550 7100 4550
  899. Wire Wire Line
  900. 6800 4650 7100 4650
  901. Wire Wire Line
  902. 6800 4750 7100 4750
  903. Wire Wire Line
  904. 6800 4850 7100 4850
  905. Wire Wire Line
  906. 6800 4950 7100 4950
  907. Wire Wire Line
  908. 6800 5050 7100 5050
  909. Wire Wire Line
  910. 6800 5150 7100 5150
  911. Text Label 6950 4450 0 50 ~ 0
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  913. Text Label 6950 4550 0 50 ~ 0
  914. D1
  915. Text Label 6950 4650 0 50 ~ 0
  916. D2
  917. Text Label 6950 4750 0 50 ~ 0
  918. D3
  919. Text Label 6950 4850 0 50 ~ 0
  920. D4
  921. Text Label 6950 4950 0 50 ~ 0
  922. D5
  923. Text Label 6950 5050 0 50 ~ 0
  924. D6
  925. Text Label 6950 5150 0 50 ~ 0
  926. D7
  927. Entry Wire Line
  928. 6750 1450 6850 1350
  929. Entry Wire Line
  930. 6750 1550 6850 1450
  931. Entry Wire Line
  932. 6750 1650 6850 1550
  933. Entry Wire Line
  934. 6750 1750 6850 1650
  935. Entry Wire Line
  936. 6750 1850 6850 1750
  937. Entry Wire Line
  938. 6750 1950 6850 1850
  939. Entry Wire Line
  940. 6750 2050 6850 1950
  941. Entry Wire Line
  942. 6750 2150 6850 2050
  943. Entry Wire Line
  944. 6700 4550 6800 4450
  945. Entry Wire Line
  946. 6700 4650 6800 4550
  947. Entry Wire Line
  948. 6700 4750 6800 4650
  949. Entry Wire Line
  950. 6700 4850 6800 4750
  951. Entry Wire Line
  952. 6700 4950 6800 4850
  953. Entry Wire Line
  954. 6700 5050 6800 4950
  955. Entry Wire Line
  956. 6700 5150 6800 5050
  957. Entry Wire Line
  958. 6700 5250 6800 5150
  959. Wire Bus Line
  960. 6550 2150 6750 2150
  961. Wire Bus Line
  962. 6550 5250 6700 5250
  963. Text GLabel 6550 2150 0 50 Input ~ 0
  964. D[0..15]
  965. Text GLabel 6550 5250 0 50 Input ~ 0
  966. D[0..15]
  967. Text GLabel 9450 2350 0 50 Input ~ 0
  968. _OEL
  969. Text GLabel 9450 2250 0 50 Input ~ 0
  970. _LATCH
  971. Text GLabel 9450 5350 0 50 Input ~ 0
  972. _LATCH
  973. Text GLabel 9450 5450 0 50 Input ~ 0
  974. _OEL
  975. Wire Wire Line
  976. 9450 5450 9600 5450
  977. Wire Wire Line
  978. 9450 5350 9600 5350
  979. Wire Wire Line
  980. 9450 2250 9600 2250
  981. Wire Wire Line
  982. 9600 2350 9450 2350
  983. Wire Wire Line
  984. 8100 1350 8300 1350
  985. Wire Wire Line
  986. 8100 1450 8300 1450
  987. Wire Wire Line
  988. 8100 1550 8300 1550
  989. Wire Wire Line
  990. 8100 1650 8300 1650
  991. Wire Wire Line
  992. 8100 1750 8300 1750
  993. Wire Wire Line
  994. 8100 1850 8300 1850
  995. Wire Wire Line
  996. 8100 1950 8300 1950
  997. Wire Wire Line
  998. 8100 2050 8300 2050
  999. Entry Wire Line
  1000. 8300 1350 8400 1250
  1001. Entry Wire Line
  1002. 8300 1450 8400 1350
  1003. Entry Wire Line
  1004. 8300 1550 8400 1450
  1005. Entry Wire Line
  1006. 8300 1650 8400 1550
  1007. Entry Wire Line
  1008. 8300 1750 8400 1650
  1009. Entry Wire Line
  1010. 8300 1850 8400 1750
  1011. Entry Wire Line
  1012. 8300 1950 8400 1850
  1013. Entry Wire Line
  1014. 8300 2050 8400 1950
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  1016. DRD[0..15]
  1017. Text Label 8100 1350 0 50 ~ 0
  1018. DRD8
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  1020. DRD9
  1021. Text Label 8100 1550 0 50 ~ 0
  1022. DRD10
  1023. Text Label 8100 1650 0 50 ~ 0
  1024. DRD11
  1025. Text Label 8100 1750 0 50 ~ 0
  1026. DRD12
  1027. Text Label 8100 1850 0 50 ~ 0
  1028. DRD13
  1029. Text Label 8100 1950 0 50 ~ 0
  1030. DRD14
  1031. Text Label 8100 2050 0 50 ~ 0
  1032. DRD15
  1033. Wire Wire Line
  1034. 8450 4450 8100 4450
  1035. Wire Wire Line
  1036. 8450 4550 8100 4550
  1037. Wire Wire Line
  1038. 8450 4650 8100 4650
  1039. Wire Wire Line
  1040. 8450 4750 8100 4750
  1041. Wire Wire Line
  1042. 8450 4850 8100 4850
  1043. Wire Wire Line
  1044. 8450 4950 8100 4950
  1045. Wire Wire Line
  1046. 8450 5050 8100 5050
  1047. Wire Wire Line
  1048. 8450 5150 8100 5150
  1049. Entry Wire Line
  1050. 8450 4450 8550 4350
  1051. Entry Wire Line
  1052. 8450 4550 8550 4450
  1053. Entry Wire Line
  1054. 8450 4650 8550 4550
  1055. Entry Wire Line
  1056. 8450 4750 8550 4650
  1057. Entry Wire Line
  1058. 8450 4850 8550 4750
  1059. Entry Wire Line
  1060. 8450 4950 8550 4850
  1061. Entry Wire Line
  1062. 8450 5050 8550 4950
  1063. Entry Wire Line
  1064. 8450 5150 8550 5050
  1065. Text GLabel 8800 4150 2 50 Input ~ 0
  1066. DRD[0..15]
  1067. Text Label 8150 4450 0 50 ~ 0
  1068. DRD0
  1069. Text Label 8150 4550 0 50 ~ 0
  1070. DRD1
  1071. Text Label 8150 4650 0 50 ~ 0
  1072. DRD2
  1073. Text Label 8150 4750 0 50 ~ 0
  1074. DRD3
  1075. Text Label 8150 4850 0 50 ~ 0
  1076. DRD4
  1077. Text Label 8150 4950 0 50 ~ 0
  1078. DRD5
  1079. Text Label 8150 5050 0 50 ~ 0
  1080. DRD6
  1081. Text Label 8150 5150 0 50 ~ 0
  1082. DRD7
  1083. Wire Wire Line
  1084. 7000 5450 7100 5450
  1085. Wire Wire Line
  1086. 9600 1350 9250 1350
  1087. Wire Wire Line
  1088. 9600 1450 9250 1450
  1089. Wire Wire Line
  1090. 9600 1550 9250 1550
  1091. Wire Wire Line
  1092. 9600 1650 9250 1650
  1093. Wire Wire Line
  1094. 9600 1750 9250 1750
  1095. Wire Wire Line
  1096. 9600 1850 9250 1850
  1097. Wire Wire Line
  1098. 9600 1950 9250 1950
  1099. Wire Wire Line
  1100. 9600 2050 9250 2050
  1101. Wire Wire Line
  1102. 10600 1350 10950 1350
  1103. Wire Wire Line
  1104. 10600 1450 10950 1450
  1105. Wire Wire Line
  1106. 10600 1550 10950 1550
  1107. Wire Wire Line
  1108. 10600 1650 10950 1650
  1109. Wire Wire Line
  1110. 10600 1750 10950 1750
  1111. Wire Wire Line
  1112. 10600 1850 10950 1850
  1113. Wire Wire Line
  1114. 10600 1950 10950 1950
  1115. Wire Wire Line
  1116. 10600 2050 10950 2050
  1117. Wire Wire Line
  1118. 10600 4450 11000 4450
  1119. Wire Wire Line
  1120. 10600 4550 11000 4550
  1121. Wire Wire Line
  1122. 10600 4650 11000 4650
  1123. Wire Wire Line
  1124. 10600 4750 11000 4750
  1125. Wire Wire Line
  1126. 10600 4850 11000 4850
  1127. Wire Wire Line
  1128. 10600 4950 11000 4950
  1129. Wire Wire Line
  1130. 10600 5050 11000 5050
  1131. Wire Wire Line
  1132. 10600 5150 11000 5150
  1133. Wire Wire Line
  1134. 9150 4450 9600 4450
  1135. Wire Wire Line
  1136. 9150 4550 9600 4550
  1137. Wire Wire Line
  1138. 9150 4650 9600 4650
  1139. Wire Wire Line
  1140. 9150 4750 9600 4750
  1141. Wire Wire Line
  1142. 9150 4850 9600 4850
  1143. Wire Wire Line
  1144. 9150 4950 9600 4950
  1145. Wire Wire Line
  1146. 9150 5050 9600 5050
  1147. Wire Wire Line
  1148. 9150 5150 9600 5150
  1149. Entry Wire Line
  1150. 9150 1450 9250 1350
  1151. Entry Wire Line
  1152. 9150 1550 9250 1450
  1153. Entry Wire Line
  1154. 9150 1650 9250 1550
  1155. Entry Wire Line
  1156. 9150 1750 9250 1650
  1157. Entry Wire Line
  1158. 9150 1850 9250 1750
  1159. Entry Wire Line
  1160. 9150 1950 9250 1850
  1161. Entry Wire Line
  1162. 9150 2050 9250 1950
  1163. Entry Wire Line
  1164. 9150 2150 9250 2050
  1165. Entry Wire Line
  1166. 9050 4550 9150 4450
  1167. Entry Wire Line
  1168. 9050 4650 9150 4550
  1169. Entry Wire Line
  1170. 9050 4750 9150 4650
  1171. Entry Wire Line
  1172. 9050 4850 9150 4750
  1173. Entry Wire Line
  1174. 9050 4950 9150 4850
  1175. Entry Wire Line
  1176. 9050 5050 9150 4950
  1177. Entry Wire Line
  1178. 9050 5150 9150 5050
  1179. Entry Wire Line
  1180. 9050 5250 9150 5150
  1181. Entry Wire Line
  1182. 11000 4450 11100 4350
  1183. Entry Wire Line
  1184. 11000 4550 11100 4450
  1185. Entry Wire Line
  1186. 11000 4650 11100 4550
  1187. Entry Wire Line
  1188. 11000 4750 11100 4650
  1189. Entry Wire Line
  1190. 11000 4850 11100 4750
  1191. Entry Wire Line
  1192. 11000 4950 11100 4850
  1193. Entry Wire Line
  1194. 11000 5050 11100 4950
  1195. Entry Wire Line
  1196. 11000 5150 11100 5050
  1197. Entry Wire Line
  1198. 10950 1350 11050 1250
  1199. Entry Wire Line
  1200. 10950 1450 11050 1350
  1201. Entry Wire Line
  1202. 10950 1550 11050 1450
  1203. Entry Wire Line
  1204. 10950 1650 11050 1550
  1205. Entry Wire Line
  1206. 10950 1750 11050 1650
  1207. Entry Wire Line
  1208. 10950 1850 11050 1750
  1209. Entry Wire Line
  1210. 10950 1950 11050 1850
  1211. Entry Wire Line
  1212. 10950 2050 11050 1950
  1213. Wire Bus Line
  1214. 11050 1100 11000 1100
  1215. Wire Bus Line
  1216. 10950 4200 11100 4200
  1217. Text Label 9350 1450 0 50 ~ 0
  1218. DRD9
  1219. Text Label 9350 1550 0 50 ~ 0
  1220. DRD10
  1221. Text Label 9350 1650 0 50 ~ 0
  1222. DRD11
  1223. Text Label 9350 1750 0 50 ~ 0
  1224. DRD12
  1225. Text Label 9350 1850 0 50 ~ 0
  1226. DRD13
  1227. Text Label 9350 1950 0 50 ~ 0
  1228. DRD14
  1229. Text Label 9350 2050 0 50 ~ 0
  1230. DRD15
  1231. Text Label 9350 4450 0 50 ~ 0
  1232. DRD0
  1233. Text Label 9350 4550 0 50 ~ 0
  1234. DRD1
  1235. Text Label 9350 4650 0 50 ~ 0
  1236. DRD2
  1237. Text Label 9350 4750 0 50 ~ 0
  1238. DRD3
  1239. Text Label 9350 4850 0 50 ~ 0
  1240. DRD4
  1241. Text Label 9350 4950 0 50 ~ 0
  1242. DRD5
  1243. Text Label 9350 5050 0 50 ~ 0
  1244. DRD6
  1245. Text Label 9350 5150 0 50 ~ 0
  1246. DRD7
  1247. Wire Bus Line
  1248. 8400 1150 8550 1150
  1249. Wire Bus Line
  1250. 8550 5250 9050 5250
  1251. Wire Bus Line
  1252. 8550 4150 8800 4150
  1253. Text GLabel 11000 1100 0 50 Input ~ 0
  1254. D[0..15]
  1255. Text GLabel 10950 4200 0 50 Input ~ 0
  1256. D[0..15]
  1257. Text Label 10650 1350 0 50 ~ 0
  1258. D8
  1259. Text Label 10650 1450 0 50 ~ 0
  1260. D9
  1261. Text Label 10650 1550 0 50 ~ 0
  1262. D10
  1263. Text Label 10650 1650 0 50 ~ 0
  1264. D11
  1265. Text Label 10650 1750 0 50 ~ 0
  1266. D12
  1267. Text Label 10650 1850 0 50 ~ 0
  1268. D13
  1269. Text Label 10650 1950 0 50 ~ 0
  1270. D14
  1271. Text Label 10650 2050 0 50 ~ 0
  1272. D15
  1273. Text Label 10650 4450 0 50 ~ 0
  1274. D0
  1275. Text Label 10650 4550 0 50 ~ 0
  1276. D1
  1277. Text Label 10650 4650 0 50 ~ 0
  1278. D2
  1279. Text Label 10650 4750 0 50 ~ 0
  1280. D3
  1281. Text Label 10650 4850 0 50 ~ 0
  1282. D4
  1283. Text Label 10650 4950 0 50 ~ 0
  1284. D5
  1285. Text Label 10650 5050 0 50 ~ 0
  1286. D6
  1287. Text Label 10650 5150 0 50 ~ 0
  1288. D7
  1289. $Comp
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  1291. U 1 1 5D2C2784
  1292. P 7600 5750
  1293. F 0 "#PWR014" H 7600 5500 50 0001 C CNN
  1294. F 1 "GND" H 7605 5577 50 0000 C CNN
  1295. F 2 "" H 7600 5750 50 0001 C CNN
  1296. F 3 "" H 7600 5750 50 0001 C CNN
  1297. 1 7600 5750
  1298. 1 0 0 -1
  1299. $EndComp
  1300. $Comp
  1301. L power:GND #PWR018
  1302. U 1 1 5D2C2A9A
  1303. P 10100 5750
  1304. F 0 "#PWR018" H 10100 5500 50 0001 C CNN
  1305. F 1 "GND" H 10105 5577 50 0000 C CNN
  1306. F 2 "" H 10100 5750 50 0001 C CNN
  1307. F 3 "" H 10100 5750 50 0001 C CNN
  1308. 1 10100 5750
  1309. 1 0 0 -1
  1310. $EndComp
  1311. $Comp
  1312. L power:GND #PWR016
  1313. U 1 1 5D2C2EA7
  1314. P 10100 2650
  1315. F 0 "#PWR016" H 10100 2400 50 0001 C CNN
  1316. F 1 "GND" H 10105 2477 50 0000 C CNN
  1317. F 2 "" H 10100 2650 50 0001 C CNN
  1318. F 3 "" H 10100 2650 50 0001 C CNN
  1319. 1 10100 2650
  1320. 1 0 0 -1
  1321. $EndComp
  1322. $Comp
  1323. L power:GND #PWR012
  1324. U 1 1 5D2C3607
  1325. P 7600 2650
  1326. F 0 "#PWR012" H 7600 2400 50 0001 C CNN
  1327. F 1 "GND" H 7605 2477 50 0000 C CNN
  1328. F 2 "" H 7600 2650 50 0001 C CNN
  1329. F 3 "" H 7600 2650 50 0001 C CNN
  1330. 1 7600 2650
  1331. 1 0 0 -1
  1332. $EndComp
  1333. $Comp
  1334. L Device:R R917
  1335. U 1 1 5DE25665
  1336. P 3250 4050
  1337. F 0 "R917" H 3320 4096 50 0000 L CNN
  1338. F 1 "330" H 3320 4005 50 0000 L CNN
  1339. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3180 4050 50 0001 C CNN
  1340. F 3 "~" H 3250 4050 50 0001 C CNN
  1341. F 4 "603-CFR-25JT-52-330R" H 3250 4050 50 0001 C CNN "RefOrder"
  1342. 1 3250 4050
  1343. 1 0 0 -1
  1344. $EndComp
  1345. $Comp
  1346. L power:+5V #PWR031
  1347. U 1 1 5DE25EBF
  1348. P 3250 3800
  1349. F 0 "#PWR031" H 3250 3650 50 0001 C CNN
  1350. F 1 "+5V" H 3265 3973 50 0000 C CNN
  1351. F 2 "" H 3250 3800 50 0001 C CNN
  1352. F 3 "" H 3250 3800 50 0001 C CNN
  1353. 1 3250 3800
  1354. 1 0 0 -1
  1355. $EndComp
  1356. Wire Wire Line
  1357. 3250 3800 3250 3900
  1358. Wire Wire Line
  1359. 3250 4200 3250 4550
  1360. Connection ~ 3250 4550
  1361. Wire Wire Line
  1362. 3250 4550 3750 4550
  1363. Text GLabel 1550 3250 0 50 Input ~ 0
  1364. _VMA
  1365. Wire Wire Line
  1366. 1550 3250 3050 3250
  1367. Connection ~ 3050 3250
  1368. Text GLabel 1550 3450 0 50 Input ~ 0
  1369. _VPA
  1370. Wire Wire Line
  1371. 1550 3450 3150 3450
  1372. Connection ~ 3150 3450
  1373. Wire Bus Line
  1374. 8400 2150 9150 2150
  1375. Text Label 9350 1350 0 50 ~ 0
  1376. DRD8
  1377. $Comp
  1378. L Device:R R1000
  1379. U 1 1 5DEC05BA
  1380. P 3500 3750
  1381. F 0 "R1000" H 3570 3796 50 0000 L CNN
  1382. F 1 "330" H 3570 3705 50 0000 L CNN
  1383. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 3430 3750 50 0001 C CNN
  1384. F 3 "~" H 3500 3750 50 0001 C CNN
  1385. F 4 "603-CFR-25JT-52-330R" H 3500 3750 50 0001 C CNN "RefOrder"
  1386. 1 3500 3750
  1387. 1 0 0 -1
  1388. $EndComp
  1389. $Comp
  1390. L power:+5V #PWR032
  1391. U 1 1 5DEC0AA7
  1392. P 3500 4100
  1393. F 0 "#PWR032" H 3500 3950 50 0001 C CNN
  1394. F 1 "+5V" H 3515 4273 50 0000 C CNN
  1395. F 2 "" H 3500 4100 50 0001 C CNN
  1396. F 3 "" H 3500 4100 50 0001 C CNN
  1397. 1 3500 4100
  1398. -1 0 0 1
  1399. $EndComp
  1400. Wire Wire Line
  1401. 3500 3900 3500 4100
  1402. Wire Wire Line
  1403. 3500 3600 3500 3450
  1404. Connection ~ 3500 3450
  1405. Wire Wire Line
  1406. 3500 3450 3150 3450
  1407. Connection ~ 3750 4350
  1408. Wire Bus Line
  1409. 6050 1350 6150 1350
  1410. $Comp
  1411. L CPU_NXP_68000:68000D U100
  1412. U 1 1 5CEABE4E
  1413. P 4750 3750
  1414. F 0 "U100" H 4750 4000 50 0000 C CNN
  1415. F 1 "MC68000" H 4750 4150 50 0000 C CNN
  1416. F 2 "Package_DIP:DIP-64_W22.86mm_Socket" H 4750 3750 50 0001 C CNN
  1417. F 3 "https://www.nxp.com/docs/en/reference-manual/MC68000UM.pdf" H 4750 3750 50 0001 C CNN
  1418. 1 4750 3750
  1419. 1 0 0 -1
  1420. $EndComp
  1421. $Comp
  1422. L Device:R R1
  1423. U 1 1 5D139FBE
  1424. P 850 3950
  1425. F 0 "R1" H 920 3996 50 0000 L CNN
  1426. F 1 "68" H 920 3905 50 0000 L CNN
  1427. F 2 "Resistor_THT:R_Axial_DIN0207_L6.3mm_D2.5mm_P10.16mm_Horizontal" V 780 3950 50 0001 C CNN
  1428. F 3 "~" H 850 3950 50 0001 C CNN
  1429. F 4 "603-CFR-25JT-52-68R" H 850 3950 50 0001 C CNN "RefOrder"
  1430. 1 850 3950
  1431. 1 0 0 -1
  1432. $EndComp
  1433. $Comp
  1434. L Device:C C1
  1435. U 1 1 5D13AB75
  1436. P 850 3650
  1437. F 0 "C1" H 965 3696 50 0000 L CNN
  1438. F 1 "270pF" H 965 3605 50 0000 L CNN
  1439. F 2 "Capacitor_THT:C_Rect_L11.5mm_W2.6mm_P10.00mm_MKT" H 888 3500 50 0001 C CNN
  1440. F 3 "~" H 850 3650 50 0001 C CNN
  1441. F 4 "581-SA101A271KAA" H 850 3650 50 0001 C CNN "RefOrder"
  1442. 1 850 3650
  1443. 1 0 0 -1
  1444. $EndComp
  1445. $Comp
  1446. L power:GND #PWR0262
  1447. U 1 1 5D13B4A3
  1448. P 850 4100
  1449. F 0 "#PWR0262" H 850 3850 50 0001 C CNN
  1450. F 1 "GND" H 855 3927 50 0000 C CNN
  1451. F 2 "" H 850 4100 50 0001 C CNN
  1452. F 3 "" H 850 4100 50 0001 C CNN
  1453. 1 850 4100
  1454. 1 0 0 -1
  1455. $EndComp
  1456. Wire Wire Line
  1457. 850 3350 850 3500
  1458. Connection ~ 850 3350
  1459. Wire Wire Line
  1460. 850 3350 3750 3350
  1461. Wire Notes Line
  1462. 600 3450 1250 3450
  1463. Wire Notes Line
  1464. 1250 3450 1250 4400
  1465. Wire Notes Line
  1466. 1250 4400 600 4400
  1467. Text Notes 700 4150 1 50 ~ 0
  1468. rev 6.2 fixes
  1469. Wire Bus Line
  1470. 6050 3850 6150 3850
  1471. Text Label 3500 1850 0 50 ~ 0
  1472. _IPL0
  1473. Text Label 3500 1950 0 50 ~ 0
  1474. _IPL1
  1475. Text Label 3500 2050 0 50 ~ 0
  1476. _IPL2
  1477. Text Label 3550 2750 0 50 ~ 0
  1478. FC0
  1479. Text Label 3550 2850 0 50 ~ 0
  1480. FC1
  1481. Text Label 3550 2950 0 50 ~ 0
  1482. FC2
  1483. Wire Bus Line
  1484. 1850 1950 1850 2200
  1485. Wire Bus Line
  1486. 1850 2850 1850 3150
  1487. Wire Bus Line
  1488. 6750 1450 6750 2150
  1489. Wire Bus Line
  1490. 6700 4550 6700 5250
  1491. Wire Bus Line
  1492. 9150 1450 9150 2150
  1493. Wire Bus Line
  1494. 9050 4550 9050 5250
  1495. Wire Bus Line
  1496. 11050 1100 11050 1950
  1497. Wire Bus Line
  1498. 11100 4200 11100 5050
  1499. Wire Bus Line
  1500. 8550 4150 8550 5250
  1501. Wire Bus Line
  1502. 8400 1150 8400 2150
  1503. Wire Bus Line
  1504. 6050 3850 6050 5350
  1505. Wire Bus Line
  1506. 6050 1350 6050 3650
  1507. $EndSCHEMATC