memory.sch 16 KB

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  1. EESchema Schematic File Version 2 date Sun 03 Jul 2011 03:23:56 AM 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. EELAYER 25 0
  44. EELAYER END
  45. $Descr A4 11700 8267
  46. encoding utf-8
  47. Sheet 3 6
  48. Title "sd2snes Mark II"
  49. Date "16 jun 2011"
  50. Rev "C"
  51. Comp "Maximilian Rehkopf"
  52. Comment1 ""
  53. Comment2 ""
  54. Comment3 ""
  55. Comment4 ""
  56. $EndDescr
  57. Text Label 7650 2000 0 50 ~ 0
  58. SRAM_Vcc
  59. Wire Wire Line
  60. 7650 4750 7650 5000
  61. Wire Wire Line
  62. 8350 5050 8350 5250
  63. Wire Wire Line
  64. 8350 5250 8500 5250
  65. Connection ~ 9150 5250
  66. Wire Wire Line
  67. 9150 5450 9150 5250
  68. Connection ~ 9600 2000
  69. Wire Wire Line
  70. 9600 2000 9600 3350
  71. Wire Wire Line
  72. 10500 2000 10350 2000
  73. Wire Wire Line
  74. 8400 1400 8400 1600
  75. Wire Wire Line
  76. 8400 1600 8050 1600
  77. Wire Wire Line
  78. 6800 4350 6300 4350
  79. Wire Wire Line
  80. 6800 4250 6300 4250
  81. Wire Wire Line
  82. 6800 4150 6300 4150
  83. Wire Wire Line
  84. 6800 4050 6300 4050
  85. Wire Wire Line
  86. 6800 3950 6300 3950
  87. Wire Wire Line
  88. 6800 3850 6300 3850
  89. Wire Wire Line
  90. 6800 3750 6300 3750
  91. Wire Wire Line
  92. 6800 3650 6300 3650
  93. Wire Wire Line
  94. 6800 3550 6300 3550
  95. Wire Wire Line
  96. 6800 3450 6300 3450
  97. Wire Wire Line
  98. 6800 3350 6300 3350
  99. Wire Wire Line
  100. 6800 3250 6300 3250
  101. Wire Wire Line
  102. 6800 3150 6300 3150
  103. Wire Wire Line
  104. 6800 3050 6300 3050
  105. Wire Wire Line
  106. 6800 2950 6300 2950
  107. Wire Wire Line
  108. 6800 2850 6300 2850
  109. Wire Wire Line
  110. 6800 2750 6300 2750
  111. Wire Wire Line
  112. 6800 2650 6300 2650
  113. Wire Wire Line
  114. 6800 2550 6300 2550
  115. Wire Wire Line
  116. 8500 3950 9000 3950
  117. Wire Wire Line
  118. 4750 4750 4250 4750
  119. Wire Wire Line
  120. 4250 4650 4750 4650
  121. Wire Wire Line
  122. 4250 4350 4750 4350
  123. Wire Wire Line
  124. 4250 4150 4750 4150
  125. Wire Wire Line
  126. 4250 4050 4750 4050
  127. Wire Wire Line
  128. 4250 3750 4750 3750
  129. Wire Wire Line
  130. 4250 3650 4750 3650
  131. Wire Wire Line
  132. 4250 3550 4750 3550
  133. Wire Wire Line
  134. 4250 3450 4750 3450
  135. Wire Wire Line
  136. 4250 3350 4750 3350
  137. Wire Wire Line
  138. 4250 3250 4750 3250
  139. Wire Wire Line
  140. 4250 3150 4750 3150
  141. Wire Wire Line
  142. 4250 3050 4750 3050
  143. Wire Wire Line
  144. 4250 2850 4750 2850
  145. Wire Wire Line
  146. 4250 2750 4750 2750
  147. Wire Wire Line
  148. 4250 2650 4750 2650
  149. Wire Wire Line
  150. 4250 2550 4750 2550
  151. Wire Wire Line
  152. 4250 2450 4750 2450
  153. Wire Wire Line
  154. 4250 2350 4750 2350
  155. Wire Wire Line
  156. 4250 2250 4750 2250
  157. Wire Wire Line
  158. 4250 2150 4750 2150
  159. Wire Wire Line
  160. 3550 6800 3550 6700
  161. Wire Wire Line
  162. 3400 5400 3400 5300
  163. Wire Wire Line
  164. 3300 5150 3300 5300
  165. Wire Wire Line
  166. 3300 1750 3300 1550
  167. Connection ~ 7650 2000
  168. Wire Wire Line
  169. 3500 1750 3500 1550
  170. Wire Wire Line
  171. 3500 5150 3500 5300
  172. Wire Wire Line
  173. 3500 5300 3300 5300
  174. Connection ~ 3400 5300
  175. Wire Wire Line
  176. 3550 7200 3550 7300
  177. Wire Wire Line
  178. 3250 7200 3250 7300
  179. Wire Wire Line
  180. 3250 6700 3250 6800
  181. Wire Wire Line
  182. 2550 2150 2050 2150
  183. Wire Wire Line
  184. 2550 2250 2050 2250
  185. Wire Wire Line
  186. 2550 2350 2050 2350
  187. Wire Wire Line
  188. 2550 2450 2050 2450
  189. Wire Wire Line
  190. 2550 2550 2050 2550
  191. Wire Wire Line
  192. 2550 2650 2050 2650
  193. Wire Wire Line
  194. 2550 2750 2050 2750
  195. Wire Wire Line
  196. 2550 2850 2050 2850
  197. Wire Wire Line
  198. 2550 2950 2050 2950
  199. Wire Wire Line
  200. 2550 3050 2050 3050
  201. Wire Wire Line
  202. 2550 3150 2050 3150
  203. Wire Wire Line
  204. 2550 3250 2050 3250
  205. Wire Wire Line
  206. 2550 3350 2050 3350
  207. Wire Wire Line
  208. 2550 3450 2050 3450
  209. Wire Wire Line
  210. 2550 3550 2050 3550
  211. Wire Wire Line
  212. 2550 3650 2050 3650
  213. Wire Wire Line
  214. 2550 3750 2050 3750
  215. Wire Wire Line
  216. 2550 3850 2050 3850
  217. Wire Wire Line
  218. 2550 3950 2050 3950
  219. Wire Wire Line
  220. 2550 4050 2050 4050
  221. Wire Wire Line
  222. 2550 4150 2050 4150
  223. Wire Wire Line
  224. 2550 4250 2050 4250
  225. Wire Wire Line
  226. 2550 4350 2050 4350
  227. Wire Wire Line
  228. 2550 4650 2050 4650
  229. Wire Wire Line
  230. 2550 4750 2050 4750
  231. Wire Wire Line
  232. 2550 4550 2050 4550
  233. Wire Wire Line
  234. 8500 4050 9000 4050
  235. Connection ~ 4750 4750
  236. Wire Wire Line
  237. 4750 4350 4750 5400
  238. Connection ~ 4750 4650
  239. Wire Wire Line
  240. 8500 2550 9000 2550
  241. Wire Wire Line
  242. 8500 2650 9000 2650
  243. Wire Wire Line
  244. 8500 2750 9000 2750
  245. Wire Wire Line
  246. 8500 2850 9000 2850
  247. Wire Wire Line
  248. 8500 2950 9000 2950
  249. Wire Wire Line
  250. 8500 3050 9000 3050
  251. Wire Wire Line
  252. 8500 3150 9000 3150
  253. Wire Wire Line
  254. 8500 3250 9000 3250
  255. Wire Wire Line
  256. 7250 1600 6900 1600
  257. Wire Wire Line
  258. 6900 1600 6900 1400
  259. Wire Wire Line
  260. 8500 3850 9600 3850
  261. Wire Wire Line
  262. 9600 3850 9600 5050
  263. Wire Wire Line
  264. 9000 5250 9300 5250
  265. Wire Wire Line
  266. 9150 5950 9150 6050
  267. Wire Wire Line
  268. 9150 6050 9600 6050
  269. Wire Wire Line
  270. 9600 6350 9600 5450
  271. Connection ~ 9600 6050
  272. Wire Wire Line
  273. 7650 2150 7650 1800
  274. Wire Wire Line
  275. 9950 2000 7650 2000
  276. $Comp
  277. L CY62148EV30-ZSXI U511
  278. U 1 1 4D49598F
  279. P 7650 3450
  280. F 0 "U511" H 7650 3550 60 0000 C CNN
  281. F 1 "CY62148EV30-ZSXI" H 7700 3450 60 0000 C CNN
  282. 1 7650 3450
  283. 1 0 0 -1
  284. $EndComp
  285. Text Notes 7050 7000 0 250 ~ 50
  286. Memory
  287. Text Notes 7300 1300 0 50 ~ 0
  288. SRAM battery power
  289. Text Notes 9800 5300 0 50 ~ 0
  290. Battery power OE switch
  291. $Comp
  292. L +3.3V #PWR031
  293. U 1 1 4BF2FE97
  294. P 8350 5050
  295. F 0 "#PWR031" H 8350 5010 30 0001 C CNN
  296. F 1 "+3.3V" H 8350 5160 30 0000 C CNN
  297. 1 8350 5050
  298. 1 0 0 -1
  299. $EndComp
  300. $Comp
  301. L GND #PWR032
  302. U 1 1 4BF2FE7B
  303. P 9600 6350
  304. F 0 "#PWR032" H 9600 6350 30 0001 C CNN
  305. F 1 "GND" H 9600 6280 30 0001 C CNN
  306. 1 9600 6350
  307. 1 0 0 -1
  308. $EndComp
  309. $Comp
  310. L R R511
  311. U 1 1 4BF2FDAF
  312. P 9600 3600
  313. F 0 "R511" V 9680 3600 50 0000 C CNN
  314. F 1 "20k" V 9600 3600 50 0000 C CNN
  315. F 2 "SM0805_FIXEDMASK" H 9600 3600 60 0001 C CNN
  316. 1 9600 3600
  317. 1 0 0 -1
  318. $EndComp
  319. $Comp
  320. L R R513
  321. U 1 1 4BF2FDAC
  322. P 9150 5700
  323. F 0 "R513" V 9230 5700 50 0000 C CNN
  324. F 1 "1k" V 9150 5700 50 0000 C CNN
  325. F 2 "SM0805_FIXEDMASK" H 9150 5700 60 0001 C CNN
  326. 1 9150 5700
  327. 1 0 0 -1
  328. $EndComp
  329. $Comp
  330. L R R512
  331. U 1 1 4BF2FDA9
  332. P 8750 5250
  333. F 0 "R512" V 8830 5250 50 0000 C CNN
  334. F 1 "4k7" V 8750 5250 50 0000 C CNN
  335. F 2 "SM0805_FIXEDMASK" H 8750 5250 60 0001 C CNN
  336. 1 8750 5250
  337. 0 1 1 0
  338. $EndComp
  339. $Comp
  340. L NPN Q511
  341. U 1 1 4BF2FD9F
  342. P 9500 5250
  343. F 0 "Q511" H 9500 5100 50 0000 R CNN
  344. F 1 "2N2222A" H 9500 5400 50 0000 R CNN
  345. F 2 "SOT23EBC" H 9500 5250 60 0001 C CNN
  346. 1 9500 5250
  347. 1 0 0 -1
  348. $EndComp
  349. $Comp
  350. L GND #PWR033
  351. U 1 1 4BF1A006
  352. P 10500 2000
  353. F 0 "#PWR033" H 10500 2000 30 0001 C CNN
  354. F 1 "GND" H 10500 1930 30 0001 C CNN
  355. 1 10500 2000
  356. 0 -1 -1 0
  357. $EndComp
  358. $Comp
  359. L +BATT #PWR034
  360. U 1 1 4BF19EA4
  361. P 8400 1400
  362. F 0 "#PWR034" H 8400 1350 20 0001 C CNN
  363. F 1 "+BATT" H 8400 1500 30 0000 C CNN
  364. 1 8400 1400
  365. 1 0 0 -1
  366. $EndComp
  367. $Comp
  368. L +3.3V #PWR035
  369. U 1 1 4BF19E7A
  370. P 6900 1400
  371. F 0 "#PWR035" H 6900 1360 30 0001 C CNN
  372. F 1 "+3.3V" H 6900 1510 30 0000 C CNN
  373. 1 6900 1400
  374. 1 0 0 -1
  375. $EndComp
  376. $Comp
  377. L DOUBLE_SCH_KCOM2 D511
  378. U 1 1 4BF19DCA
  379. P 7650 1600
  380. F 0 "D511" H 7800 1475 60 0000 C CNN
  381. F 1 "BAT54C" H 7650 1750 60 0000 C CNN
  382. F 2 "SOT23EBC" H 7650 1600 60 0001 C CNN
  383. 1 7650 1600
  384. 1 0 0 -1
  385. $EndComp
  386. Text Label 8600 4050 0 50 ~ 0
  387. RAM_/WE
  388. Text Label 8600 3950 0 50 ~ 0
  389. RAM_/OE
  390. Text Label 8600 3850 0 50 ~ 0
  391. RAM_/CE
  392. Text Label 8600 3250 0 50 ~ 0
  393. RAM_DQ7
  394. Text Label 8600 3150 0 50 ~ 0
  395. RAM_DQ6
  396. Text Label 8600 3050 0 50 ~ 0
  397. RAM_DQ5
  398. Text Label 8600 2950 0 50 ~ 0
  399. RAM_DQ4
  400. Text Label 8600 2850 0 50 ~ 0
  401. RAM_DQ3
  402. Text Label 8600 2750 0 50 ~ 0
  403. RAM_DQ2
  404. Text Label 8600 2650 0 50 ~ 0
  405. RAM_DQ1
  406. Text Label 8600 2550 0 50 ~ 0
  407. RAM_DQ0
  408. Text Label 6400 4350 0 50 ~ 0
  409. RAM_A18
  410. Text Label 6400 4250 0 50 ~ 0
  411. RAM_A17
  412. Text Label 6400 4150 0 50 ~ 0
  413. RAM_A16
  414. Text Label 6400 4050 0 50 ~ 0
  415. RAM_A15
  416. Text Label 6400 3950 0 50 ~ 0
  417. RAM_A14
  418. Text Label 6400 3850 0 50 ~ 0
  419. RAM_A13
  420. Text Label 6400 3750 0 50 ~ 0
  421. RAM_A12
  422. Text Label 6400 3650 0 50 ~ 0
  423. RAM_A11
  424. Text Label 6400 3550 0 50 ~ 0
  425. RAM_A10
  426. Text Label 6400 3450 0 50 ~ 0
  427. RAM_A9
  428. Text Label 6400 3350 0 50 ~ 0
  429. RAM_A8
  430. Text Label 6400 3250 0 50 ~ 0
  431. RAM_A7
  432. Text Label 6400 3150 0 50 ~ 0
  433. RAM_A6
  434. Text Label 6400 3050 0 50 ~ 0
  435. RAM_A5
  436. Text Label 6400 2950 0 50 ~ 0
  437. RAM_A4
  438. Text Label 6400 2850 0 50 ~ 0
  439. RAM_A3
  440. Text Label 6400 2750 0 50 ~ 0
  441. RAM_A2
  442. Text Label 6400 2650 0 50 ~ 0
  443. RAM_A1
  444. Text Label 6400 2550 0 50 ~ 0
  445. RAM_A0
  446. Text Label 4350 4150 0 50 ~ 0
  447. ROM_/UB
  448. Text Label 4350 4050 0 50 ~ 0
  449. ROM_/LB
  450. Text Label 4350 3750 0 50 ~ 0
  451. ROM_DQ15
  452. Text Label 4350 3650 0 50 ~ 0
  453. ROM_DQ14
  454. Text Label 4350 3550 0 50 ~ 0
  455. ROM_DQ13
  456. Text Label 4350 3450 0 50 ~ 0
  457. ROM_DQ12
  458. Text Label 4350 3350 0 50 ~ 0
  459. ROM_DQ11
  460. Text Label 4350 3250 0 50 ~ 0
  461. ROM_DQ10
  462. Text Label 4350 3150 0 50 ~ 0
  463. ROM_DQ9
  464. Text Label 4350 3050 0 50 ~ 0
  465. ROM_DQ8
  466. Text Label 4350 2850 0 50 ~ 0
  467. ROM_DQ7
  468. Text Label 4350 2750 0 50 ~ 0
  469. ROM_DQ6
  470. Text Label 4350 2650 0 50 ~ 0
  471. ROM_DQ5
  472. Text Label 4350 2550 0 50 ~ 0
  473. ROM_DQ4
  474. Text Label 4350 2450 0 50 ~ 0
  475. ROM_DQ3
  476. Text Label 4350 2350 0 50 ~ 0
  477. ROM_DQ2
  478. Text Label 4350 2250 0 50 ~ 0
  479. ROM_DQ1
  480. Text Label 4350 2150 0 50 ~ 0
  481. ROM_DQ0
  482. Text Label 2100 4750 0 50 ~ 0
  483. ROM_/WE
  484. Text Label 2100 4650 0 50 ~ 0
  485. ROM_/OE
  486. Text Label 2100 4550 0 50 ~ 0
  487. ROM_/CE
  488. Text Label 2100 4350 0 50 ~ 0
  489. ROM_A22
  490. Text Label 2100 4250 0 50 ~ 0
  491. ROM_A21
  492. Text Label 2100 4150 0 50 ~ 0
  493. ROM_A20
  494. Text Label 2100 4050 0 50 ~ 0
  495. ROM_A19
  496. Text Label 2100 3950 0 50 ~ 0
  497. ROM_A18
  498. Text Label 2100 3850 0 50 ~ 0
  499. ROM_A17
  500. Text Label 2100 3750 0 50 ~ 0
  501. ROM_A16
  502. Text Label 2100 3650 0 50 ~ 0
  503. ROM_A15
  504. Text Label 2100 3550 0 50 ~ 0
  505. ROM_A14
  506. Text Label 2100 3450 0 50 ~ 0
  507. ROM_A13
  508. Text Label 2100 3350 0 50 ~ 0
  509. ROM_A12
  510. Text Label 2100 3250 0 50 ~ 0
  511. ROM_A11
  512. Text Label 2100 3150 0 50 ~ 0
  513. ROM_A10
  514. Text Label 2100 3050 0 50 ~ 0
  515. ROM_A9
  516. Text Label 2100 2950 0 50 ~ 0
  517. ROM_A8
  518. Text Label 2100 2850 0 50 ~ 0
  519. ROM_A7
  520. Text Label 2100 2750 0 50 ~ 0
  521. ROM_A6
  522. Text Label 2100 2650 0 50 ~ 0
  523. ROM_A5
  524. Text Label 2100 2550 0 50 ~ 0
  525. ROM_A4
  526. Text Label 2100 2450 0 50 ~ 0
  527. ROM_A3
  528. Text Label 2100 2350 0 50 ~ 0
  529. ROM_A2
  530. Text Label 2100 2250 0 50 ~ 0
  531. ROM_A1
  532. Text Label 2100 2150 0 50 ~ 0
  533. ROM_A0
  534. Text GLabel 2050 4550 0 50 Input ~ 0
  535. ROM_/CE
  536. Text GLabel 9000 4050 2 50 Input ~ 0
  537. RAM_/WE
  538. Text GLabel 9000 3950 2 50 Input ~ 0
  539. RAM_/OE
  540. Text GLabel 9000 3250 2 50 BiDi ~ 0
  541. RAM_DQ7
  542. Text GLabel 9000 3150 2 50 BiDi ~ 0
  543. RAM_DQ6
  544. Text GLabel 9000 3050 2 50 BiDi ~ 0
  545. RAM_DQ5
  546. Text GLabel 9000 2950 2 50 BiDi ~ 0
  547. RAM_DQ4
  548. Text GLabel 9000 2850 2 50 BiDi ~ 0
  549. RAM_DQ3
  550. Text GLabel 9000 2750 2 50 BiDi ~ 0
  551. RAM_DQ2
  552. Text GLabel 9000 2650 2 50 BiDi ~ 0
  553. RAM_DQ1
  554. Text GLabel 9000 2550 2 50 BiDi ~ 0
  555. RAM_DQ0
  556. Text GLabel 6300 4350 0 50 Input ~ 0
  557. RAM_A18
  558. Text GLabel 6300 4250 0 50 Input ~ 0
  559. RAM_A17
  560. Text GLabel 6300 4150 0 50 Input ~ 0
  561. RAM_A16
  562. Text GLabel 6300 4050 0 50 Input ~ 0
  563. RAM_A15
  564. Text GLabel 6300 3950 0 50 Input ~ 0
  565. RAM_A14
  566. Text GLabel 6300 3850 0 50 Input ~ 0
  567. RAM_A13
  568. Text GLabel 6300 3750 0 50 Input ~ 0
  569. RAM_A12
  570. Text GLabel 6300 3650 0 50 Input ~ 0
  571. RAM_A11
  572. Text GLabel 6300 3550 0 50 Input ~ 0
  573. RAM_A10
  574. Text GLabel 6300 3450 0 50 Input ~ 0
  575. RAM_A9
  576. Text GLabel 6300 3350 0 50 Input ~ 0
  577. RAM_A8
  578. Text GLabel 6300 3250 0 50 Input ~ 0
  579. RAM_A7
  580. Text GLabel 6300 3150 0 50 Input ~ 0
  581. RAM_A6
  582. Text GLabel 6300 3050 0 50 Input ~ 0
  583. RAM_A5
  584. Text GLabel 6300 2950 0 50 Input ~ 0
  585. RAM_A4
  586. Text GLabel 6300 2850 0 50 Input ~ 0
  587. RAM_A3
  588. Text GLabel 6300 2750 0 50 Input ~ 0
  589. RAM_A2
  590. Text GLabel 6300 2650 0 50 Input ~ 0
  591. RAM_A1
  592. Text GLabel 6300 2550 0 50 Input ~ 0
  593. RAM_A0
  594. Text GLabel 4750 4150 2 50 Input ~ 0
  595. ROM_/UB
  596. Text GLabel 4750 4050 2 50 Input ~ 0
  597. ROM_/LB
  598. Text GLabel 4750 3750 2 50 BiDi ~ 0
  599. ROM_DQ15
  600. Text GLabel 4750 3650 2 50 BiDi ~ 0
  601. ROM_DQ14
  602. Text GLabel 4750 3550 2 50 BiDi ~ 0
  603. ROM_DQ13
  604. Text GLabel 4750 3450 2 50 BiDi ~ 0
  605. ROM_DQ12
  606. Text GLabel 4750 3350 2 50 BiDi ~ 0
  607. ROM_DQ11
  608. Text GLabel 4750 3250 2 50 BiDi ~ 0
  609. ROM_DQ10
  610. Text GLabel 4750 3150 2 50 BiDi ~ 0
  611. ROM_DQ9
  612. Text GLabel 4750 3050 2 50 BiDi ~ 0
  613. ROM_DQ8
  614. Text GLabel 4750 2850 2 50 BiDi ~ 0
  615. ROM_DQ7
  616. Text GLabel 4750 2750 2 50 BiDi ~ 0
  617. ROM_DQ6
  618. Text GLabel 4750 2650 2 50 BiDi ~ 0
  619. ROM_DQ5
  620. Text GLabel 4750 2550 2 50 BiDi ~ 0
  621. ROM_DQ4
  622. Text GLabel 4750 2450 2 50 BiDi ~ 0
  623. ROM_DQ3
  624. Text GLabel 4750 2350 2 50 BiDi ~ 0
  625. ROM_DQ2
  626. Text GLabel 4750 2250 2 50 BiDi ~ 0
  627. ROM_DQ1
  628. Text GLabel 4750 2150 2 50 BiDi ~ 0
  629. ROM_DQ0
  630. Text GLabel 2050 4350 0 50 Input ~ 0
  631. ROM_A22
  632. Text GLabel 2050 4250 0 50 Input ~ 0
  633. ROM_A21
  634. Text GLabel 2050 4150 0 50 Input ~ 0
  635. ROM_A20
  636. Text GLabel 2050 4050 0 50 Input ~ 0
  637. ROM_A19
  638. Text GLabel 2050 3950 0 50 Input ~ 0
  639. ROM_A18
  640. Text GLabel 2050 3850 0 50 Input ~ 0
  641. ROM_A17
  642. Text GLabel 2050 3750 0 50 Input ~ 0
  643. ROM_A16
  644. Text GLabel 2050 3650 0 50 Input ~ 0
  645. ROM_A15
  646. Text GLabel 2050 3550 0 50 Input ~ 0
  647. ROM_A14
  648. Text GLabel 2050 3450 0 50 Input ~ 0
  649. ROM_A13
  650. Text GLabel 2050 3350 0 50 Input ~ 0
  651. ROM_A12
  652. Text GLabel 2050 3250 0 50 Input ~ 0
  653. ROM_A11
  654. Text GLabel 2050 3150 0 50 Input ~ 0
  655. ROM_A10
  656. Text GLabel 2050 3050 0 50 Input ~ 0
  657. ROM_A9
  658. Text GLabel 2050 2950 0 50 Input ~ 0
  659. ROM_A8
  660. Text GLabel 2050 2850 0 50 Input ~ 0
  661. ROM_A7
  662. Text GLabel 2050 2750 0 50 Input ~ 0
  663. ROM_A6
  664. Text GLabel 2050 2650 0 50 Input ~ 0
  665. ROM_A5
  666. Text GLabel 2050 2550 0 50 Input ~ 0
  667. ROM_A4
  668. Text GLabel 2050 2450 0 50 Input ~ 0
  669. ROM_A3
  670. Text GLabel 2050 2350 0 50 Input ~ 0
  671. ROM_A2
  672. Text GLabel 2050 2250 0 50 Input ~ 0
  673. ROM_A1
  674. Text GLabel 2050 2150 0 50 Input ~ 0
  675. ROM_A0
  676. NoConn ~ 4250 4550
  677. $Comp
  678. L GND #PWR036
  679. U 1 1 4BCA30BF
  680. P 4750 5400
  681. F 0 "#PWR036" H 4750 5400 30 0001 C CNN
  682. F 1 "GND" H 4750 5330 30 0001 C CNN
  683. 1 4750 5400
  684. 1 0 0 -1
  685. $EndComp
  686. Text GLabel 2050 4750 0 50 Input ~ 0
  687. ROM_/WE
  688. Text GLabel 2050 4650 0 50 Input ~ 0
  689. ROM_/OE
  690. $Comp
  691. L C C502
  692. U 1 1 4BAD3D55
  693. P 3550 7000
  694. F 0 "C502" H 3600 7100 50 0000 L CNN
  695. F 1 "100n" H 3600 6900 50 0000 L CNN
  696. F 2 "SM0805_FIXEDMASK" H 3550 7000 60 0001 C CNN
  697. 1 3550 7000
  698. 1 0 0 -1
  699. $EndComp
  700. $Comp
  701. L C C511
  702. U 1 1 4BAD3D53
  703. P 10150 2000
  704. F 0 "C511" H 10200 2100 50 0000 L CNN
  705. F 1 "100n" H 10200 1900 50 0000 L CNN
  706. F 2 "SM0805_FIXEDMASK" H 10150 2000 60 0001 C CNN
  707. 1 10150 2000
  708. 0 -1 1 0
  709. $EndComp
  710. $Comp
  711. L C C501
  712. U 1 1 4BAD3D47
  713. P 3250 7000
  714. F 0 "C501" H 3300 7100 50 0000 L CNN
  715. F 1 "100n" H 3300 6900 50 0000 L CNN
  716. F 2 "SM0805_FIXEDMASK" H 3250 7000 60 0001 C CNN
  717. 1 3250 7000
  718. 1 0 0 -1
  719. $EndComp
  720. $Comp
  721. L GND #PWR037
  722. U 1 1 4BAD3D2B
  723. P 3550 7300
  724. F 0 "#PWR037" H 3550 7300 30 0001 C CNN
  725. F 1 "GND" H 3550 7230 30 0001 C CNN
  726. 1 3550 7300
  727. 1 0 0 -1
  728. $EndComp
  729. $Comp
  730. L +1.8V #PWR038
  731. U 1 1 4BAD3D27
  732. P 3550 6700
  733. F 0 "#PWR038" H 3550 6840 20 0001 C CNN
  734. F 1 "+1.8V" H 3550 6810 30 0000 C CNN
  735. 1 3550 6700
  736. 1 0 0 -1
  737. $EndComp
  738. $Comp
  739. L GND #PWR039
  740. U 1 1 4BAD3D20
  741. P 3250 7300
  742. F 0 "#PWR039" H 3250 7300 30 0001 C CNN
  743. F 1 "GND" H 3250 7230 30 0001 C CNN
  744. 1 3250 7300
  745. 1 0 0 -1
  746. $EndComp
  747. $Comp
  748. L +3.3V #PWR040
  749. U 1 1 4BAD3D0B
  750. P 3250 6700
  751. F 0 "#PWR040" H 3250 6660 30 0001 C CNN
  752. F 1 "+3.3V" H 3250 6810 30 0000 C CNN
  753. 1 3250 6700
  754. 1 0 0 -1
  755. $EndComp
  756. $Comp
  757. L GND #PWR041
  758. U 1 1 4BAD33A7
  759. P 3400 5400
  760. F 0 "#PWR041" H 3400 5400 30 0001 C CNN
  761. F 1 "GND" H 3400 5330 30 0001 C CNN
  762. 1 3400 5400
  763. 1 0 0 -1
  764. $EndComp
  765. $Comp
  766. L GND #PWR042
  767. U 1 1 4BAD339F
  768. P 7650 5000
  769. F 0 "#PWR042" H 7650 5000 30 0001 C CNN
  770. F 1 "GND" H 7650 4930 30 0001 C CNN
  771. 1 7650 5000
  772. 1 0 0 -1
  773. $EndComp
  774. $Comp
  775. L +1.8V #PWR043
  776. U 1 1 4BAD32D2
  777. P 3300 1550
  778. F 0 "#PWR043" H 3300 1690 20 0001 C CNN
  779. F 1 "+1.8V" H 3300 1660 30 0000 C CNN
  780. 1 3300 1550
  781. 1 0 0 -1
  782. $EndComp
  783. $Comp
  784. L +3.3V #PWR044
  785. U 1 1 4BAD32BE
  786. P 3500 1550
  787. F 0 "#PWR044" H 3500 1510 30 0001 C CNN
  788. F 1 "+3.3V" H 3500 1660 30 0000 C CNN
  789. 1 3500 1550
  790. 1 0 0 -1
  791. $EndComp
  792. Text Notes 6300 5700 0 60 ~ 0
  793. 4Mbits 45ns SRAM (battery RAM + custom chip work RAM)
  794. Text Notes 2650 5700 0 60 ~ 0
  795. 128Mbits 70ns PSRAM (ROM area)
  796. $Comp
  797. L MT45W8MW16 U501
  798. U 1 1 4B868602
  799. P 3400 3450
  800. F 0 "U501" H 3400 3550 60 0000 C CNN
  801. F 1 "MT45W8MW16" H 3400 3450 60 0000 C CNN
  802. F 2 "VFBGA54" H 3400 3450 60 0001 C CNN
  803. 1 3400 3450
  804. 1 0 0 -1
  805. $EndComp
  806. $EndSCHEMATC