memory.sch 16 KB

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  1. EESchema Schematic File Version 2 date Thu 05 Aug 2010 12:50:29 PM CEST
  2. LIBS:power
  3. LIBS:device
  4. LIBS:transistors
  5. LIBS:conn
  6. LIBS:linear
  7. LIBS:regul
  8. LIBS:74xx
  9. LIBS:cmos4000
  10. LIBS:adc-dac
  11. LIBS:memory
  12. LIBS:xilinx
  13. LIBS:special
  14. LIBS:microcontrollers
  15. LIBS:dsp
  16. LIBS:microchip
  17. LIBS:analog_switches
  18. LIBS:motorola
  19. LIBS:texas
  20. LIBS:intel
  21. LIBS:audio
  22. LIBS:interface
  23. LIBS:digital-audio
  24. LIBS:philips
  25. LIBS:display
  26. LIBS:cypress
  27. LIBS:siliconi
  28. LIBS:opto
  29. LIBS:atmel
  30. LIBS:contrib
  31. LIBS:valves
  32. LIBS:snescart
  33. LIBS:misc-74
  34. LIBS:vreg
  35. LIBS:lpc1754
  36. LIBS:sd_card
  37. LIBS:cy62148ev30
  38. LIBS:mt45w8mw16
  39. LIBS:cs4344
  40. LIBS:double_sch_kcom
  41. LIBS:usb_minib
  42. LIBS:mic23250
  43. LIBS:sd2snes-cache
  44. EELAYER 24 0
  45. EELAYER END
  46. $Descr A4 11700 8267
  47. Sheet 3 6
  48. Title "sd2snes Mark II"
  49. Date "5 aug 2010"
  50. Rev "A"
  51. Comp "Maximilian Rehkopf"
  52. Comment1 ""
  53. Comment2 ""
  54. Comment3 ""
  55. Comment4 ""
  56. $EndDescr
  57. Text Notes 7050 7000 0 250 ~ 50
  58. Memory
  59. Text Notes 7300 1300 0 50 ~ 0
  60. SRAM battery power
  61. Text Notes 9800 5300 0 50 ~ 0
  62. Battery power OE switch
  63. $Comp
  64. L +3.3V #PWR030
  65. U 1 1 4BF2FE97
  66. P 8350 5050
  67. F 0 "#PWR030" H 8350 5010 30 0001 C CNN
  68. F 1 "+3.3V" H 8350 5160 30 0000 C CNN
  69. 1 8350 5050
  70. 1 0 0 -1
  71. $EndComp
  72. Wire Wire Line
  73. 8350 5050 8350 5250
  74. Wire Wire Line
  75. 8350 5250 8500 5250
  76. Connection ~ 9150 5250
  77. Wire Wire Line
  78. 9150 5450 9150 5250
  79. Connection ~ 9600 2000
  80. Wire Wire Line
  81. 9600 2000 9600 3350
  82. Wire Wire Line
  83. 10500 2000 10350 2000
  84. Wire Wire Line
  85. 8400 1400 8400 1600
  86. Wire Wire Line
  87. 8400 1600 8050 1600
  88. Wire Wire Line
  89. 7650 1800 7650 2000
  90. Wire Wire Line
  91. 6800 4350 6300 4350
  92. Wire Wire Line
  93. 6800 4250 6300 4250
  94. Wire Wire Line
  95. 6800 4150 6300 4150
  96. Wire Wire Line
  97. 6800 4050 6300 4050
  98. Wire Wire Line
  99. 6800 3950 6300 3950
  100. Wire Wire Line
  101. 6800 3850 6300 3850
  102. Wire Wire Line
  103. 6800 3750 6300 3750
  104. Wire Wire Line
  105. 6800 3650 6300 3650
  106. Wire Wire Line
  107. 6800 3550 6300 3550
  108. Wire Wire Line
  109. 6800 3450 6300 3450
  110. Wire Wire Line
  111. 6800 3350 6300 3350
  112. Wire Wire Line
  113. 6800 3250 6300 3250
  114. Wire Wire Line
  115. 6800 3150 6300 3150
  116. Wire Wire Line
  117. 6800 3050 6300 3050
  118. Wire Wire Line
  119. 6800 2950 6300 2950
  120. Wire Wire Line
  121. 6800 2850 6300 2850
  122. Wire Wire Line
  123. 6800 2750 6300 2750
  124. Wire Wire Line
  125. 6800 2650 6300 2650
  126. Wire Wire Line
  127. 6800 2550 6300 2550
  128. Wire Wire Line
  129. 8500 3950 9000 3950
  130. Wire Wire Line
  131. 4750 4750 4250 4750
  132. Wire Wire Line
  133. 4250 4650 4750 4650
  134. Wire Wire Line
  135. 4250 4350 4750 4350
  136. Wire Wire Line
  137. 4250 4150 4750 4150
  138. Wire Wire Line
  139. 4250 4050 4750 4050
  140. Wire Wire Line
  141. 4250 3750 4750 3750
  142. Wire Wire Line
  143. 4250 3650 4750 3650
  144. Wire Wire Line
  145. 4250 3550 4750 3550
  146. Wire Wire Line
  147. 4250 3450 4750 3450
  148. Wire Wire Line
  149. 4250 3350 4750 3350
  150. Wire Wire Line
  151. 4250 3250 4750 3250
  152. Wire Wire Line
  153. 4250 3150 4750 3150
  154. Wire Wire Line
  155. 4250 3050 4750 3050
  156. Wire Wire Line
  157. 4250 2850 4750 2850
  158. Wire Wire Line
  159. 4250 2750 4750 2750
  160. Wire Wire Line
  161. 4250 2650 4750 2650
  162. Wire Wire Line
  163. 4250 2550 4750 2550
  164. Wire Wire Line
  165. 4250 2450 4750 2450
  166. Wire Wire Line
  167. 4250 2350 4750 2350
  168. Wire Wire Line
  169. 4250 2250 4750 2250
  170. Wire Wire Line
  171. 4250 2150 4750 2150
  172. Wire Wire Line
  173. 3550 6800 3550 6700
  174. Wire Wire Line
  175. 7650 5000 7650 4900
  176. Wire Wire Line
  177. 7550 4750 7550 4900
  178. Wire Wire Line
  179. 3400 5400 3400 5300
  180. Wire Wire Line
  181. 3300 5150 3300 5300
  182. Wire Wire Line
  183. 3300 1750 3300 1550
  184. Wire Wire Line
  185. 7550 2150 7550 2000
  186. Wire Wire Line
  187. 7750 2000 7750 2150
  188. Connection ~ 7650 2000
  189. Wire Wire Line
  190. 3500 1750 3500 1550
  191. Wire Wire Line
  192. 3500 5150 3500 5300
  193. Wire Wire Line
  194. 3500 5300 3300 5300
  195. Connection ~ 3400 5300
  196. Wire Wire Line
  197. 7750 4750 7750 4900
  198. Wire Wire Line
  199. 7750 4900 7550 4900
  200. Connection ~ 7650 4900
  201. Wire Wire Line
  202. 3550 7200 3550 7300
  203. Wire Wire Line
  204. 3250 7200 3250 7300
  205. Wire Wire Line
  206. 3250 6700 3250 6800
  207. Wire Wire Line
  208. 2550 2150 2050 2150
  209. Wire Wire Line
  210. 2550 2250 2050 2250
  211. Wire Wire Line
  212. 2550 2350 2050 2350
  213. Wire Wire Line
  214. 2550 2450 2050 2450
  215. Wire Wire Line
  216. 2550 2550 2050 2550
  217. Wire Wire Line
  218. 2550 2650 2050 2650
  219. Wire Wire Line
  220. 2550 2750 2050 2750
  221. Wire Wire Line
  222. 2550 2850 2050 2850
  223. Wire Wire Line
  224. 2550 2950 2050 2950
  225. Wire Wire Line
  226. 2550 3050 2050 3050
  227. Wire Wire Line
  228. 2550 3150 2050 3150
  229. Wire Wire Line
  230. 2550 3250 2050 3250
  231. Wire Wire Line
  232. 2550 3350 2050 3350
  233. Wire Wire Line
  234. 2550 3450 2050 3450
  235. Wire Wire Line
  236. 2550 3550 2050 3550
  237. Wire Wire Line
  238. 2550 3650 2050 3650
  239. Wire Wire Line
  240. 2550 3750 2050 3750
  241. Wire Wire Line
  242. 2550 3850 2050 3850
  243. Wire Wire Line
  244. 2550 3950 2050 3950
  245. Wire Wire Line
  246. 2550 4050 2050 4050
  247. Wire Wire Line
  248. 2550 4150 2050 4150
  249. Wire Wire Line
  250. 2550 4250 2050 4250
  251. Wire Wire Line
  252. 2550 4350 2050 4350
  253. Wire Wire Line
  254. 2550 4650 2050 4650
  255. Wire Wire Line
  256. 2550 4750 2050 4750
  257. Wire Wire Line
  258. 2550 4550 2050 4550
  259. Wire Wire Line
  260. 8500 4050 9000 4050
  261. Connection ~ 4750 4750
  262. Wire Wire Line
  263. 4750 4350 4750 5400
  264. Connection ~ 4750 4650
  265. Wire Wire Line
  266. 8500 2550 9000 2550
  267. Wire Wire Line
  268. 8500 2650 9000 2650
  269. Wire Wire Line
  270. 8500 2750 9000 2750
  271. Wire Wire Line
  272. 8500 2850 9000 2850
  273. Wire Wire Line
  274. 8500 2950 9000 2950
  275. Wire Wire Line
  276. 8500 3050 9000 3050
  277. Wire Wire Line
  278. 8500 3150 9000 3150
  279. Wire Wire Line
  280. 8500 3250 9000 3250
  281. Wire Wire Line
  282. 7250 1600 6900 1600
  283. Wire Wire Line
  284. 6900 1600 6900 1400
  285. Wire Wire Line
  286. 7550 2000 9950 2000
  287. Connection ~ 7750 2000
  288. Wire Wire Line
  289. 8500 3850 9600 3850
  290. Wire Wire Line
  291. 9600 3850 9600 5050
  292. Wire Wire Line
  293. 9000 5250 9300 5250
  294. Wire Wire Line
  295. 9150 5950 9150 6050
  296. Wire Wire Line
  297. 9150 6050 9600 6050
  298. Wire Wire Line
  299. 9600 6350 9600 5450
  300. Connection ~ 9600 6050
  301. $Comp
  302. L GND #PWR031
  303. U 1 1 4BF2FE7B
  304. P 9600 6350
  305. F 0 "#PWR031" H 9600 6350 30 0001 C CNN
  306. F 1 "GND" H 9600 6280 30 0001 C CNN
  307. 1 9600 6350
  308. 1 0 0 -1
  309. $EndComp
  310. $Comp
  311. L R R511
  312. U 1 1 4BF2FDAF
  313. P 9600 3600
  314. F 0 "R511" V 9680 3600 50 0000 C CNN
  315. F 1 "20k" V 9600 3600 50 0000 C CNN
  316. F 2 "SM0805_FIXEDMASK" H 9600 3600 60 0001 C CNN
  317. 1 9600 3600
  318. 1 0 0 -1
  319. $EndComp
  320. $Comp
  321. L R R513
  322. U 1 1 4BF2FDAC
  323. P 9150 5700
  324. F 0 "R513" V 9230 5700 50 0000 C CNN
  325. F 1 "1k" V 9150 5700 50 0000 C CNN
  326. F 2 "SM0805_FIXEDMASK" H 9150 5700 60 0001 C CNN
  327. 1 9150 5700
  328. 1 0 0 -1
  329. $EndComp
  330. $Comp
  331. L R R512
  332. U 1 1 4BF2FDA9
  333. P 8750 5250
  334. F 0 "R512" V 8830 5250 50 0000 C CNN
  335. F 1 "4k7" V 8750 5250 50 0000 C CNN
  336. F 2 "SM0805_FIXEDMASK" H 8750 5250 60 0001 C CNN
  337. 1 8750 5250
  338. 0 1 1 0
  339. $EndComp
  340. $Comp
  341. L NPN Q511
  342. U 1 1 4BF2FD9F
  343. P 9500 5250
  344. F 0 "Q511" H 9500 5100 50 0000 R CNN
  345. F 1 "2N2222A" H 9500 5400 50 0000 R CNN
  346. F 2 "SOT23EBC" H 9500 5250 60 0001 C CNN
  347. 1 9500 5250
  348. 1 0 0 -1
  349. $EndComp
  350. $Comp
  351. L GND #PWR032
  352. U 1 1 4BF1A006
  353. P 10500 2000
  354. F 0 "#PWR032" H 10500 2000 30 0001 C CNN
  355. F 1 "GND" H 10500 1930 30 0001 C CNN
  356. 1 10500 2000
  357. 0 -1 -1 0
  358. $EndComp
  359. $Comp
  360. L +BATT #PWR033
  361. U 1 1 4BF19EA4
  362. P 8400 1400
  363. F 0 "#PWR033" H 8400 1350 20 0001 C CNN
  364. F 1 "+BATT" H 8400 1500 30 0000 C CNN
  365. 1 8400 1400
  366. 1 0 0 -1
  367. $EndComp
  368. $Comp
  369. L +3.3V #PWR034
  370. U 1 1 4BF19E7A
  371. P 6900 1400
  372. F 0 "#PWR034" H 6900 1360 30 0001 C CNN
  373. F 1 "+3.3V" H 6900 1510 30 0000 C CNN
  374. 1 6900 1400
  375. 1 0 0 -1
  376. $EndComp
  377. $Comp
  378. L DOUBLE_SCH_KCOM2 D511
  379. U 1 1 4BF19DCA
  380. P 7650 1600
  381. F 0 "D511" H 7800 1475 60 0000 C CNN
  382. F 1 "BAT54C" H 7650 1750 60 0000 C CNN
  383. F 2 "SOT23EBC" H 7650 1600 60 0001 C CNN
  384. 1 7650 1600
  385. 1 0 0 -1
  386. $EndComp
  387. Text Label 8600 4050 0 50 ~ 0
  388. RAM_/WE
  389. Text Label 8600 3950 0 50 ~ 0
  390. RAM_/OE
  391. Text Label 8600 3850 0 50 ~ 0
  392. RAM_/CE
  393. Text Label 8600 3250 0 50 ~ 0
  394. RAM_DQ7
  395. Text Label 8600 3150 0 50 ~ 0
  396. RAM_DQ6
  397. Text Label 8600 3050 0 50 ~ 0
  398. RAM_DQ5
  399. Text Label 8600 2950 0 50 ~ 0
  400. RAM_DQ4
  401. Text Label 8600 2850 0 50 ~ 0
  402. RAM_DQ3
  403. Text Label 8600 2750 0 50 ~ 0
  404. RAM_DQ2
  405. Text Label 8600 2650 0 50 ~ 0
  406. RAM_DQ1
  407. Text Label 8600 2550 0 50 ~ 0
  408. RAM_DQ0
  409. Text Label 6400 4350 0 50 ~ 0
  410. RAM_A18
  411. Text Label 6400 4250 0 50 ~ 0
  412. RAM_A17
  413. Text Label 6400 4150 0 50 ~ 0
  414. RAM_A16
  415. Text Label 6400 4050 0 50 ~ 0
  416. RAM_A15
  417. Text Label 6400 3950 0 50 ~ 0
  418. RAM_A14
  419. Text Label 6400 3850 0 50 ~ 0
  420. RAM_A13
  421. Text Label 6400 3750 0 50 ~ 0
  422. RAM_A12
  423. Text Label 6400 3650 0 50 ~ 0
  424. RAM_A11
  425. Text Label 6400 3550 0 50 ~ 0
  426. RAM_A10
  427. Text Label 6400 3450 0 50 ~ 0
  428. RAM_A9
  429. Text Label 6400 3350 0 50 ~ 0
  430. RAM_A8
  431. Text Label 6400 3250 0 50 ~ 0
  432. RAM_A7
  433. Text Label 6400 3150 0 50 ~ 0
  434. RAM_A6
  435. Text Label 6400 3050 0 50 ~ 0
  436. RAM_A5
  437. Text Label 6400 2950 0 50 ~ 0
  438. RAM_A4
  439. Text Label 6400 2850 0 50 ~ 0
  440. RAM_A3
  441. Text Label 6400 2750 0 50 ~ 0
  442. RAM_A2
  443. Text Label 6400 2650 0 50 ~ 0
  444. RAM_A1
  445. Text Label 6400 2550 0 50 ~ 0
  446. RAM_A0
  447. Text Label 4350 4150 0 50 ~ 0
  448. ROM_/UB
  449. Text Label 4350 4050 0 50 ~ 0
  450. ROM_/LB
  451. Text Label 4350 3750 0 50 ~ 0
  452. ROM_DQ15
  453. Text Label 4350 3650 0 50 ~ 0
  454. ROM_DQ14
  455. Text Label 4350 3550 0 50 ~ 0
  456. ROM_DQ13
  457. Text Label 4350 3450 0 50 ~ 0
  458. ROM_DQ12
  459. Text Label 4350 3350 0 50 ~ 0
  460. ROM_DQ11
  461. Text Label 4350 3250 0 50 ~ 0
  462. ROM_DQ10
  463. Text Label 4350 3150 0 50 ~ 0
  464. ROM_DQ9
  465. Text Label 4350 3050 0 50 ~ 0
  466. ROM_DQ8
  467. Text Label 4350 2850 0 50 ~ 0
  468. ROM_DQ7
  469. Text Label 4350 2750 0 50 ~ 0
  470. ROM_DQ6
  471. Text Label 4350 2650 0 50 ~ 0
  472. ROM_DQ5
  473. Text Label 4350 2550 0 50 ~ 0
  474. ROM_DQ4
  475. Text Label 4350 2450 0 50 ~ 0
  476. ROM_DQ3
  477. Text Label 4350 2350 0 50 ~ 0
  478. ROM_DQ2
  479. Text Label 4350 2250 0 50 ~ 0
  480. ROM_DQ1
  481. Text Label 4350 2150 0 50 ~ 0
  482. ROM_DQ0
  483. Text Label 2100 4750 0 50 ~ 0
  484. ROM_/WE
  485. Text Label 2100 4650 0 50 ~ 0
  486. ROM_/OE
  487. Text Label 2100 4550 0 50 ~ 0
  488. ROM_/CE
  489. Text Label 2100 4350 0 50 ~ 0
  490. ROM_A22
  491. Text Label 2100 4250 0 50 ~ 0
  492. ROM_A21
  493. Text Label 2100 4150 0 50 ~ 0
  494. ROM_A20
  495. Text Label 2100 4050 0 50 ~ 0
  496. ROM_A19
  497. Text Label 2100 3950 0 50 ~ 0
  498. ROM_A18
  499. Text Label 2100 3850 0 50 ~ 0
  500. ROM_A17
  501. Text Label 2100 3750 0 50 ~ 0
  502. ROM_A16
  503. Text Label 2100 3650 0 50 ~ 0
  504. ROM_A15
  505. Text Label 2100 3550 0 50 ~ 0
  506. ROM_A14
  507. Text Label 2100 3450 0 50 ~ 0
  508. ROM_A13
  509. Text Label 2100 3350 0 50 ~ 0
  510. ROM_A12
  511. Text Label 2100 3250 0 50 ~ 0
  512. ROM_A11
  513. Text Label 2100 3150 0 50 ~ 0
  514. ROM_A10
  515. Text Label 2100 3050 0 50 ~ 0
  516. ROM_A9
  517. Text Label 2100 2950 0 50 ~ 0
  518. ROM_A8
  519. Text Label 2100 2850 0 50 ~ 0
  520. ROM_A7
  521. Text Label 2100 2750 0 50 ~ 0
  522. ROM_A6
  523. Text Label 2100 2650 0 50 ~ 0
  524. ROM_A5
  525. Text Label 2100 2550 0 50 ~ 0
  526. ROM_A4
  527. Text Label 2100 2450 0 50 ~ 0
  528. ROM_A3
  529. Text Label 2100 2350 0 50 ~ 0
  530. ROM_A2
  531. Text Label 2100 2250 0 50 ~ 0
  532. ROM_A1
  533. Text Label 2100 2150 0 50 ~ 0
  534. ROM_A0
  535. Text GLabel 2050 4550 0 50 Input ~ 0
  536. ROM_/CE
  537. Text GLabel 9000 4050 2 50 Input ~ 0
  538. RAM_/WE
  539. Text GLabel 9000 3950 2 50 Input ~ 0
  540. RAM_/OE
  541. Text GLabel 9000 3250 2 50 BiDi ~ 0
  542. RAM_DQ7
  543. Text GLabel 9000 3150 2 50 BiDi ~ 0
  544. RAM_DQ6
  545. Text GLabel 9000 3050 2 50 BiDi ~ 0
  546. RAM_DQ5
  547. Text GLabel 9000 2950 2 50 BiDi ~ 0
  548. RAM_DQ4
  549. Text GLabel 9000 2850 2 50 BiDi ~ 0
  550. RAM_DQ3
  551. Text GLabel 9000 2750 2 50 BiDi ~ 0
  552. RAM_DQ2
  553. Text GLabel 9000 2650 2 50 BiDi ~ 0
  554. RAM_DQ1
  555. Text GLabel 9000 2550 2 50 BiDi ~ 0
  556. RAM_DQ0
  557. Text GLabel 6300 4350 0 50 Input ~ 0
  558. RAM_A18
  559. Text GLabel 6300 4250 0 50 Input ~ 0
  560. RAM_A17
  561. Text GLabel 6300 4150 0 50 Input ~ 0
  562. RAM_A16
  563. Text GLabel 6300 4050 0 50 Input ~ 0
  564. RAM_A15
  565. Text GLabel 6300 3950 0 50 Input ~ 0
  566. RAM_A14
  567. Text GLabel 6300 3850 0 50 Input ~ 0
  568. RAM_A13
  569. Text GLabel 6300 3750 0 50 Input ~ 0
  570. RAM_A12
  571. Text GLabel 6300 3650 0 50 Input ~ 0
  572. RAM_A11
  573. Text GLabel 6300 3550 0 50 Input ~ 0
  574. RAM_A10
  575. Text GLabel 6300 3450 0 50 Input ~ 0
  576. RAM_A9
  577. Text GLabel 6300 3350 0 50 Input ~ 0
  578. RAM_A8
  579. Text GLabel 6300 3250 0 50 Input ~ 0
  580. RAM_A7
  581. Text GLabel 6300 3150 0 50 Input ~ 0
  582. RAM_A6
  583. Text GLabel 6300 3050 0 50 Input ~ 0
  584. RAM_A5
  585. Text GLabel 6300 2950 0 50 Input ~ 0
  586. RAM_A4
  587. Text GLabel 6300 2850 0 50 Input ~ 0
  588. RAM_A3
  589. Text GLabel 6300 2750 0 50 Input ~ 0
  590. RAM_A2
  591. Text GLabel 6300 2650 0 50 Input ~ 0
  592. RAM_A1
  593. Text GLabel 6300 2550 0 50 Input ~ 0
  594. RAM_A0
  595. Text GLabel 4750 4150 2 50 Input ~ 0
  596. ROM_/UB
  597. Text GLabel 4750 4050 2 50 Input ~ 0
  598. ROM_/LB
  599. Text GLabel 4750 3750 2 50 BiDi ~ 0
  600. ROM_DQ15
  601. Text GLabel 4750 3650 2 50 BiDi ~ 0
  602. ROM_DQ14
  603. Text GLabel 4750 3550 2 50 BiDi ~ 0
  604. ROM_DQ13
  605. Text GLabel 4750 3450 2 50 BiDi ~ 0
  606. ROM_DQ12
  607. Text GLabel 4750 3350 2 50 BiDi ~ 0
  608. ROM_DQ11
  609. Text GLabel 4750 3250 2 50 BiDi ~ 0
  610. ROM_DQ10
  611. Text GLabel 4750 3150 2 50 BiDi ~ 0
  612. ROM_DQ9
  613. Text GLabel 4750 3050 2 50 BiDi ~ 0
  614. ROM_DQ8
  615. Text GLabel 4750 2850 2 50 BiDi ~ 0
  616. ROM_DQ7
  617. Text GLabel 4750 2750 2 50 BiDi ~ 0
  618. ROM_DQ6
  619. Text GLabel 4750 2650 2 50 BiDi ~ 0
  620. ROM_DQ5
  621. Text GLabel 4750 2550 2 50 BiDi ~ 0
  622. ROM_DQ4
  623. Text GLabel 4750 2450 2 50 BiDi ~ 0
  624. ROM_DQ3
  625. Text GLabel 4750 2350 2 50 BiDi ~ 0
  626. ROM_DQ2
  627. Text GLabel 4750 2250 2 50 BiDi ~ 0
  628. ROM_DQ1
  629. Text GLabel 4750 2150 2 50 BiDi ~ 0
  630. ROM_DQ0
  631. Text GLabel 2050 4350 0 50 Input ~ 0
  632. ROM_A22
  633. Text GLabel 2050 4250 0 50 Input ~ 0
  634. ROM_A21
  635. Text GLabel 2050 4150 0 50 Input ~ 0
  636. ROM_A20
  637. Text GLabel 2050 4050 0 50 Input ~ 0
  638. ROM_A19
  639. Text GLabel 2050 3950 0 50 Input ~ 0
  640. ROM_A18
  641. Text GLabel 2050 3850 0 50 Input ~ 0
  642. ROM_A17
  643. Text GLabel 2050 3750 0 50 Input ~ 0
  644. ROM_A16
  645. Text GLabel 2050 3650 0 50 Input ~ 0
  646. ROM_A15
  647. Text GLabel 2050 3550 0 50 Input ~ 0
  648. ROM_A14
  649. Text GLabel 2050 3450 0 50 Input ~ 0
  650. ROM_A13
  651. Text GLabel 2050 3350 0 50 Input ~ 0
  652. ROM_A12
  653. Text GLabel 2050 3250 0 50 Input ~ 0
  654. ROM_A11
  655. Text GLabel 2050 3150 0 50 Input ~ 0
  656. ROM_A10
  657. Text GLabel 2050 3050 0 50 Input ~ 0
  658. ROM_A9
  659. Text GLabel 2050 2950 0 50 Input ~ 0
  660. ROM_A8
  661. Text GLabel 2050 2850 0 50 Input ~ 0
  662. ROM_A7
  663. Text GLabel 2050 2750 0 50 Input ~ 0
  664. ROM_A6
  665. Text GLabel 2050 2650 0 50 Input ~ 0
  666. ROM_A5
  667. Text GLabel 2050 2550 0 50 Input ~ 0
  668. ROM_A4
  669. Text GLabel 2050 2450 0 50 Input ~ 0
  670. ROM_A3
  671. Text GLabel 2050 2350 0 50 Input ~ 0
  672. ROM_A2
  673. Text GLabel 2050 2250 0 50 Input ~ 0
  674. ROM_A1
  675. Text GLabel 2050 2150 0 50 Input ~ 0
  676. ROM_A0
  677. NoConn ~ 4250 4550
  678. NoConn ~ 8500 4350
  679. $Comp
  680. L GND #PWR035
  681. U 1 1 4BCA30BF
  682. P 4750 5400
  683. F 0 "#PWR035" H 4750 5400 30 0001 C CNN
  684. F 1 "GND" H 4750 5330 30 0001 C CNN
  685. 1 4750 5400
  686. 1 0 0 -1
  687. $EndComp
  688. Text GLabel 2050 4750 0 50 Input ~ 0
  689. ROM_/WE
  690. Text GLabel 2050 4650 0 50 Input ~ 0
  691. ROM_/OE
  692. $Comp
  693. L C C502
  694. U 1 1 4BAD3D55
  695. P 3550 7000
  696. F 0 "C502" H 3600 7100 50 0000 L CNN
  697. F 1 "100n" H 3600 6900 50 0000 L CNN
  698. F 2 "SM0805_FIXEDMASK" H 3550 7000 60 0001 C CNN
  699. 1 3550 7000
  700. 1 0 0 -1
  701. $EndComp
  702. $Comp
  703. L C C511
  704. U 1 1 4BAD3D53
  705. P 10150 2000
  706. F 0 "C511" H 10200 2100 50 0000 L CNN
  707. F 1 "100n" H 10200 1900 50 0000 L CNN
  708. F 2 "SM0805_FIXEDMASK" H 10150 2000 60 0001 C CNN
  709. 1 10150 2000
  710. 0 -1 1 0
  711. $EndComp
  712. $Comp
  713. L C C501
  714. U 1 1 4BAD3D47
  715. P 3250 7000
  716. F 0 "C501" H 3300 7100 50 0000 L CNN
  717. F 1 "100n" H 3300 6900 50 0000 L CNN
  718. F 2 "SM0805_FIXEDMASK" H 3250 7000 60 0001 C CNN
  719. 1 3250 7000
  720. 1 0 0 -1
  721. $EndComp
  722. $Comp
  723. L GND #PWR036
  724. U 1 1 4BAD3D2B
  725. P 3550 7300
  726. F 0 "#PWR036" H 3550 7300 30 0001 C CNN
  727. F 1 "GND" H 3550 7230 30 0001 C CNN
  728. 1 3550 7300
  729. 1 0 0 -1
  730. $EndComp
  731. $Comp
  732. L +1.8V #PWR037
  733. U 1 1 4BAD3D27
  734. P 3550 6700
  735. F 0 "#PWR037" H 3550 6840 20 0001 C CNN
  736. F 1 "+1.8V" H 3550 6810 30 0000 C CNN
  737. 1 3550 6700
  738. 1 0 0 -1
  739. $EndComp
  740. $Comp
  741. L GND #PWR038
  742. U 1 1 4BAD3D20
  743. P 3250 7300
  744. F 0 "#PWR038" H 3250 7300 30 0001 C CNN
  745. F 1 "GND" H 3250 7230 30 0001 C CNN
  746. 1 3250 7300
  747. 1 0 0 -1
  748. $EndComp
  749. $Comp
  750. L +3.3V #PWR039
  751. U 1 1 4BAD3D0B
  752. P 3250 6700
  753. F 0 "#PWR039" H 3250 6660 30 0001 C CNN
  754. F 1 "+3.3V" H 3250 6810 30 0000 C CNN
  755. 1 3250 6700
  756. 1 0 0 -1
  757. $EndComp
  758. $Comp
  759. L GND #PWR040
  760. U 1 1 4BAD33A7
  761. P 3400 5400
  762. F 0 "#PWR040" H 3400 5400 30 0001 C CNN
  763. F 1 "GND" H 3400 5330 30 0001 C CNN
  764. 1 3400 5400
  765. 1 0 0 -1
  766. $EndComp
  767. $Comp
  768. L GND #PWR041
  769. U 1 1 4BAD339F
  770. P 7650 5000
  771. F 0 "#PWR041" H 7650 5000 30 0001 C CNN
  772. F 1 "GND" H 7650 4930 30 0001 C CNN
  773. 1 7650 5000
  774. 1 0 0 -1
  775. $EndComp
  776. $Comp
  777. L +1.8V #PWR042
  778. U 1 1 4BAD32D2
  779. P 3300 1550
  780. F 0 "#PWR042" H 3300 1690 20 0001 C CNN
  781. F 1 "+1.8V" H 3300 1660 30 0000 C CNN
  782. 1 3300 1550
  783. 1 0 0 -1
  784. $EndComp
  785. $Comp
  786. L +3.3V #PWR043
  787. U 1 1 4BAD32BE
  788. P 3500 1550
  789. F 0 "#PWR043" H 3500 1510 30 0001 C CNN
  790. F 1 "+3.3V" H 3500 1660 30 0000 C CNN
  791. 1 3500 1550
  792. 1 0 0 -1
  793. $EndComp
  794. Text Notes 6300 5700 0 60 ~ 0
  795. 4Mbits 55ns SRAM (battery RAM + custom chip work RAM)
  796. Text Notes 2650 5700 0 60 ~ 0
  797. 128Mbits 70ns PSRAM (ROM area)
  798. $Comp
  799. L CY62148EV30-BVXI U511
  800. U 1 1 4B86E25C
  801. P 7650 3450
  802. F 0 "U511" H 7650 3550 60 0000 C CNN
  803. F 1 "CY62148EV30-BVXI" H 7700 3450 60 0000 C CNN
  804. F 2 "VFBGA36" H 7650 3450 60 0001 C CNN
  805. 1 7650 3450
  806. 1 0 0 -1
  807. $EndComp
  808. $Comp
  809. L MT45W8MW16 U501
  810. U 1 1 4B868602
  811. P 3400 3450
  812. F 0 "U501" H 3400 3550 60 0000 C CNN
  813. F 1 "MT45W8MW16" H 3400 3450 60 0000 C CNN
  814. F 2 "VFBGA54" H 3400 3450 60 0001 C CNN
  815. 1 3400 3450
  816. 1 0 0 -1
  817. $EndComp
  818. $EndSCHEMATC