Apr,1999 VK-77 1 2 3 4 5 6 7 8 9 10 10 10 10 11 11 11 11 12 12 12 12 13 13 13 13 14 14 14 14 15 15 15 15 16 16 16 16 17 17 17 17 18 18 18 18 19 19 19 19 20 20 20 20 21 21 21 21 22 22 22 22 23 23 23 23 24 24 24 24 25 25 25 25 26 26 26 26 27 27 27 27 28 28 28 28 CN21 NIU 1 1 2 2 3 3 4 4 5 5 6 6 7 7 8 8 9 9 10 10 11 11 12 12 13 13 14 14 15 15 16 16 17 17 18 18 19 19 20 20 21 21 22 22 23 23 24 24 25 25 26 26 27 27 28 28 29 29 30 30 31 31 32 32 33 33 34 34 35 35 36 36 37 37 38 38 39 39 40 40 41 41 42 42 43 43 44 44 45 45 46 46 47 47 48 48 49 49 50 50 51 51 52 52 53 53 54 54 55 55 56 56 57 57 58 58 59 59 60 60 XWAOE0 WDA0 WDA8 WDA1 WDA9 WDA2 WDA10 WDA3 WDA11 XWACS3 XWACS0 WAA14 WAA15 WAA16 WAA17 WAA20 WAA9 WAA10 WAA11 WAA12 WAA13 WAA21 XWACS4 WDA15 WDA7 WDA14 WDA6 WDA13 WDA5 WDA12 WDA4 XWACS2 XWACS1 WAA18 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 WAA19 WAA22 XWACS5 WDA15 WDA14 WDA13 WDA12 WDA11 WDA10 WDA9 WDA8 WDA7 WDA6 WDA5 WDA4 WDA3 WDA2 WDA1 WDA0 C424 NIU WDA15 WDA14 WDA13 WDA12 WDA11 WDA10 WDA9 WDA8 WDA7 WDA6 WDA5 WDA4 WDA3 WDA2 WDA1 WDA0 XWAOE0 XWACS1 C425 NIU */D15 31 D14 29 D13 27 D12 25 D11 22 D10 20 D9 18 D8 16 D7 30 D6 28 D5 26 D4 24 D3 21 D2 19 D1 17 D0 15 VCC 23 VSS 13 VSS 32 */D15 31 D14 29 D13 27 D12 25 D11 22 D10 20 D9 18 D8 16 D7 30 D6 28 D5 26 D4 24 D3 21 D2 19 D1 17 D0 15 VCC 23 VSS 13 VSS 32 BYTE 33 BYTE 33 IC41 A21 1 A20 44 A19 43 A18 2 A17 3 A16 34 A15 35 A14 36 A13 37 A12 38 A11 39 A10 40 A9 41 A8 42 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE 12 OE 14 NIU IC65 A21 1 A20 44 A19 43 A18 2 A17 3 A16 34 A15 35 A14 36 A13 37 A12 38 A11 39 A10 40 A9 41 A8 42 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE 12 OE 14 NIU WAA22 WAA21 WAA20 WAA19 WAA18 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 XWACS3 C262 0.1 XWAOE0 WAA22 WAA21 WAA20 WAA19 WAA18 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 XWACS4 XWAOE0 WDA15 WDA14 WDA13 WDA12 WDA11 WDA10 WDA9 WDA8 WDA7 WDA6 WDA5 WDA4 WDA3 WDA2 WDA1 WDA0 WDA15 WDA14 WDA13 WDA12 WDA11 WDA10 WDA9 WDA8 WDA7 WDA6 WDA5 WDA4 WDA3 WDA2 WDA1 WDA0 C220 0.1 WDA15 WDA14 WDA13 WDA12 WDA11 WDA10 WDA9 WDA8 WDA7 WDA6 WDA5 WDA4 WDA3 WDA2 WDA1 WDA0 C261 0.1 */D15 31 D14 29 D13 27 D12 25 D11 22 D10 20 D9 18 D8 16 D7 30 D6 28 D5 26 D4 24 D3 21 D2 19 D1 17 D0 15 VCC 23 VSS 13 VSS 32 UPD23C64000AGX */D15 31 D14 29 D13 27 D12 25 D11 22 D10 20 D9 18 D8 16 D7 30 D6 28 D5 26 D4 24 D3 21 D2 19 D1 17 D0 15 VCC 23 VSS 13 VSS 32 UPD23C64000AGX */D15 31 D14 29 D13 27 D12 25 D11 22 D10 20 D9 18 D8 16 D7 30 D6 28 D5 26 D4 24 D3 21 D2 19 D1 17 D0 15 VCC 23 VSS 13 VSS 32 UPD23C64000AGX BYTE 33 BYTE 33 BYTE 33 IC62 A21 1 WAA22 A20 44 A19 43 A18 2 A17 3 A16 34 A15 35 A14 36 A13 37 A12 38 A11 39 A10 40 A9 41 A8 42 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE 12 OE 14 IC42 A21 1 A20 44 A19 43 A18 2 A17 3 A16 34 A15 35 A14 36 A13 37 A12 38 A11 39 A10 40 A9 41 A8 42 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE 12 OE 14 IC66 A21 1 A20 44 A19 43 A18 2 A17 3 A16 34 A15 35 A14 36 A13 37 A12 38 A11 39 A10 40 A9 41 A8 42 A7 4 A6 5 A5 6 A4 7 A3 8 A2 9 A1 10 A0 11 CE 12 OE 14 WAA22 WAA21 WAA20 WAA19 WAA18 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 XWAOE0 XWACS0 WAA22 WAA21 WAA20 WAA19 WAA18 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 WAA22 WAA21 WAA20 WAA19 WAA18 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 XWAOE0 XWACS2 C253 33/16 C265 0.1 C264 0.1 C263 0.1 RA118 10k RA79 10k RA80 10k RA81 10k EDSA2 EDSA1 EDSA0 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 I/O12 I/O11 33 I/O10 32 I/O9 31 I/O8 10 I/O7 9 I/O6 8 I/O5 7 I/O4 5 I/O3 4 I/O2 3 I/O1 2 VCC 1 VCC 6 VCC 20 VSS 21 VSS 35 VSS 40 WAA21 WAA20 WAA19 WAA18 WAA9 WAA8 WAA10 WAA7 WAA11 WAA6 WAA12 WAA5 WAA13 WAA4 WAA14 WAA3 WAA15 WAA16 WAA2 WAA1 WAA17 A4 A3 19 A2 18 A1 17 A0 16 NC 11 NC 12 NC 15 NC 30 RAS 14 UCAS 28 LCAS 29 WE 13 OE 27 2 7 3 6 4 5 RA87 100 RA88 100 R133 100 X1RAS X1CAS X1EWE SYO SYO C285 0.1 C255 33/16 IC44 A9 A10 A11 A12 A13 EA4 EA3 142 EA2 138 EA1 136 EA0 134 C454 0.1 C453 0.1 C452 0.1 C451 0.1 C284 0.1 C283 0.1 C281 0.1 C282 0.1 CA13 24 CA12 22 CA11 19 CA10 17 18 SYI 14 SYO 13 TEST 57 V S S V S S V S S 1 0 3 0 1 RA01-005 1 0 0 1 2 0 2 0 4 0 6 0 8 0 V D D V D D V D D V D D V D D V D D V S S V S S V S S V S S V S S V S S 4 1 5 0 5 9 7 0 8 1 9 0 XP1 1 4 0 1 6 0 WREQ 117 V D D V D D WACK 118 WA23 61 WA22 62 64 WCKB BCKB 3 SDIB 2 SDOB 159 WCKA 158 BCKA 157 SDIA5 151 SDIA4 152 SDIA3 153 SDIA2 154 SDIA1 155 SDIA0 156 SDOA5 144 SDOA4 145 SDOA3 146 SDOA2 147 SDOA1 148 SDOA0 149 V S S V S S V S S V S S V S S 1 1 0 1 2 1 1 3 0 1 3 9 1 5 0 RA86 100 RA78 10k R144 10k R145 10k F1T2A[0..5] F3T0A[0..5] WAA22 WAA21 1 8 2 7 3 6 4 5 R134 100 R135 100 1 8 2 7 3 6 4 5 BCKCD WCKCD F1T0B F2T1B BCKA BCKB F0T1A0 F0T1A1 F0T1A2 F0T1A3 F0T1A4 F0T1A5 F1T2A0 F1T2A1 F1T2A2 F1T2A3 F1T2A4 F1T2A5 F1T2A0 F1T2A1 F1T2A2 F1T2A3 F1T2A4 F1T2A5 F1T2A[0..5] F3T0A[0..5] SDOC1 SDOD F2T1B SYSCLK 12 13 IC49D TC74HC02AF 3 1 IC49A TC74HC02AF 11 WCKCD BCKCD SDOC0 F0T3B BCKB BCKA 2 R143 100 R140 100 R138 100 SDOC0 F0T3B F1T0B BCKB BCKA F3T0A5 F3T0A4 F3T0A3 F3T0A2 F3T0A1 F3T0A0 F0T1A5 F0T1A4 F0T1A3 F0T1A2 F0T1A1 F0T1A0 R146 100 R147 100 F0T1A5 F0T1A4 F0T1A3 F0T1A2 F0T1A1 F0T1A0 8 9 10 IC49C TC74HC02AF WAA22 WAA21 WAA20 WAA19 WAA18 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA8 WAA7 WAA6 WAA5 WAA4 WAA3 WAA2 WAA1 WDA15 WDA14 WDA13 WDA12 WDA11 WDA10 WDA9 WDA8 WDA7 WDA6 WDA5 WDA4 WDA3 WDA2 WDA1 WDA0 RA76 100 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 RA77 10k C254 33/16 IC45 WREQ 117 WACK 118 WD12 104 WD11 107 WD10 103 WD5 102 WD4 106 WD3 105 WD2 101 WCS7 116 WCS6 115 WCS5 114 WCS4 113 WCS3 112 WCS2 111 WCS1 109 WCS0 108 SDOB 159 WCKA 158 BCKA 157 SDIA5 151 SDIA4 152 SDIA3 153 SDIA2 154 SDIA1 155 SDIA0 156 SDOA5 144 SDOA4 145 SDOA3 146 SDOA2 147 SDOA1 148 SDOA0 149 R136 10k R137 10k C270 0.1 C450 0.1 C449 0.1 C448 0.1 C447 0.1 C274 0.1 C273 0.1 C271 0.1 C272 0.1 WA23 61 WA22 62 WA21 64 WA20 63 WA19 65 WA18 66 WA17 87 WA16 84 WA15 82 WA14 78 WA13 76 WA12 74 WA11 72 WA10 69 WA9 67 WA8 68 WA7 71 WA6 73 WA5 75 WA4 77 WA3 79 WA2 83 WA1 86 WA0 85 WD15 91 WD14 95 WD13 99 WD9 98 WD8 94 WD7 93 WD6 97 WD1 96 WD0 92 WOE1 88 WOE0 89 OUTP2 11 OUTP1 9 OUTP0 12 WCKC 8 BCKC 7 SDOD 6 SDOC 5 WCKB 4 BCKB 3 SDIB 2 V S S V S S V S S 1 5 0 1 3 9 1 3 0 RA01-005 1 0 0 1 2 0 1 4 0 1 6 0 6 0 8 0 V D D V D D V D D V D D V D D V D D V S S V S S V S S V S S V S S V S S 1 2 1 5 9 7 0 8 1 9 0 1 1 0 XP0 2 0 4 0 V D D V D D CA13 24 CA12 22 CA11 19 CA10 17 CA9 18 CA8 21 CA7 23 CA6 25 CA5 26 CA4 27 CA3 28 CA2 29 CA1 31 CA0 32 CD15 33 CD14 37 CD13 43 CD12 47 CD11 51 CD10 46 CD9 42 CD8 36 CD7 35 CD6 39 CD5 45 CD4 49 CD3 48 CD2 44 CD1 38 CD0 34 AS 55 CS 53 RW(WR) 15 DS(RD) 16 WAIT 52 INT 56 CK 58 RESET 54 ED7 119 ED6 122 ED5 123 ED4 124 ED3 125 ED2 126 ED1 127 ED0 128 RAS 131 CAS 132 EWE 129 EA8 133 EA7 135 EA6 137 EA5 141 EA4 143 EA3 142 EA2 138 EA1 136 EA0 134 SYI 14 SYO 13 TEST 57 V S S V S S V S S V S S V S S 1 0 3 0 4 1 5 0 1 A0 A1 A2 A3 A4 A5 A6 A7 A8 A9 A10 A11 A12 A13 D5 D6 D7 D8 D9 D10 D11 D12 D13 D14 D15 XXP0CS XPWR0 XPRD RA72 100 RA73 100 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 X0RAS X0CAS X0EWE D0 D1 D2 D3 D4 C432 33p XPWR0 XXP0WAIT XXP0IRQ EDMA7 EDMA6 EDMA5 EDMA4 EDMA3 EDMA2 EDMA1 EDMA0 1 8 2 7 3 6 4 5 1 8 2 7 3 6 4 5 RA74 100 RA75 100 R131 100 X0RAS X0CAS X0EWE MAIN BOARD XP0,1 XXP0CS XXP1CS XXP0IRQ XXP1IRQ XXP0WAIT XXP1WAIT XPCLK IC48A TC7WU04F R129 0 C294 NIU RA71 C286 NIU 1 2 3 4 5 6 7 8 9 EDMA7 EDMA6 EDMA5 EDMA4 EDMA3 EDMA2 EDMA1 EDMA0 10k IC40 TC514260DJS-60 EDMA7 EDMA6 EDMA5 EDMA4 EDMA3 EDMA2 EDMA1 EDMA0 A8 26 A7 25 A6 24 A5 23 A4 22 A3 19 A2 18 A1 17 A0 16 NC 11 NC 12 NC 15 NC 30 RAS 14 UCAS 28 LCAS 29 WE 13 OE 27 D[0..15] A[0..13] XPRD IC49B TC74HC02AF 6 4 IC48C TC7WU04F XPCLK R128 100 R130 470 1 4 I/O16 39 I/O15 38 I/O14 37 I/O13 36 I/O12 34 I/O11 33 I/O10 32 VCC 1 VCC 6 VCC 20 5 R217 0 C257 33/16 6 2 3 5 IC48B TC7WU04F 1 7 X3 24.576MHz C250 15p C251 15p XRSTB I/O9 31 I/O8 10 I/O7 9 I/O6 8 I/O5 7 I/O4 5 I/O3 4 I/O2 3 I/O1 2 VSS 21 VSS 35 VSS 40 1 4 7 IC49E TC74HC02AF 8 4 C288 0.1 R148 1M XRSTB 1 2 3 4 5 6 7 8 9 RA119 10k C256 33/16 C287 0.1 IC48D TC7WU04F C252 33/16 C260 0.1 C259 0.1 C258 0.1 A B C D E F G H I J K L M N O P Q R S T U 18 1 W WA AA A2 11 9 5 6 WAA20 7 WAA18 8 W WA AA A9 8 9 2 WAA10 3 WAA7 4 WAA11 5 WW AA AA 16 2 6 7 WDA3 WDA10 2 3 WDA2 WDA9 WDA1 WDA8 WDA0 XWAOE0 XWACS3 4 5 6 7 8 9 10 11 12 XWACS0 WAA17 WAA16 WAA15 WAA14 WAA13 WAA12 WAA11 WAA10 WAA9 WAA20 WAA21 XWACS4 WDA4 WDA12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 WDA5 WDA13 WDA6 34 35 36 WDA14 WDA7 37 38 WDA15 39 40 41 42 43 44 45 46 47 117 118 61 WAA22 62 WAA21 64 WAA20 63 WAA19 65 WAA18 66 WAA17 87 WAA16 84 WAA15 82 WAA14 78 WAA13 76 WAA12 74 WAA11 72 WAA10 69 WAA9 67 WAA8 68 WAA7 71 WAA6 73 WAA5 75 WAA4 77 WAA3 79 WAA2 83 63 WAA20 65 WAA19 66 WAA18 87 WAA17 84 WAA16 82 WAA15 78 WAA14 76 WAA13 74 WAA12 72 WAA11 69 WAA10 67 WAA9 68 WAA8 71 WAA7 73 WAA6 75 WAA5 77 WAA4 79 WAA3 83 WAA2 86 WAA1 WAA1 86 85 WDA15 91 85 91 WDA15 95 WDA14 99 WDA13 104 WDA12 107 WDA11 103 WDA10 98 WDA9 94 WDA8 93 WDA7 97 WDA6 102 WDA5 106 WDA4 105 WDA3 101 WDA2 96 WDA1 92 WDA0 116 115 114 113 112 111 XWACS2 111 109 XWACS1 109 108 XWACS0 108 88 88 89 XWAOE0 89 11 11 9 9 12 12 8 7 6 5 R R R1 1 14 4 33 0 8 1 11 0 00 0 00 BW SC DC K OK C CC D 0D W B SC DC K OK C CC D 0D SY SS DSC ODL COK 1D S SSY DDS OOC CDK 1DA R RR1 124 411 20 1 110 000 00 8 7 6 5 4 4 3 3 12 59 FF 01 TT 30 BB F0T3B F2T1B FF 12 TT 01 BB 1 52 9 1 15 58 7 B BC CK KB A B BC CK KB A BB CC KK AB 1 15 58 7 151 F3T0A5 F0T1A5 151 152 F3T0A4 F0T1A4 152 1 1 15 5 53 4 5 F F F3 3 3T T T0 0 0A A A3 2 1 FFF 000 TTT 111 AAA 123 1 1 15 5 53 4 5 156 F3T0A0 F0T1A0 156 1 14 44 R 8 7A76 11 200 F F0 0T T1 1A A5 F0T1A[0..5] FF 11 TT 22 AA 45 1 8 R 10A 086 1 14 44 5 4 2 7 5 S 59 S 70 S 81 90 SS 110 121 S 130 SS 139 F1T2A5 8 F1T2A4 7 1 2 F1T2A3 6 3 F1T2A2 5 4 F1T2A1 F1T2A0 90 81 70 59 50 41 30 10