Sharp ER-A450T Service Manual - Page 10
Description of main LSI's - e 32
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2. Description of main LSI's 2-1. CPU (HD6415108-10) 1) Pin configuration 112 STBY 111 MD2 110 MD1 109 MD0 108 VCC 107 RFSH 106 LWR 105 HWR 104 RD 103 AS 102 E 101 X 100 VSS 99 XTAL 98 EXTAL 97 VSS 96 TXD2 95 RXD2 94 TXD1 93 RXD1 92 SCK2 91 UASKC 90 IRQ1 89 IRQ0 88 VCC 87 AVCC 86 AN3 85 AN2 RES 1 NMI 2 VSS 3 P10 4 P11 5 P12 6 P13 7 P14 8 P15 9 P16 10 P17 11 D0 12 D1 13 D2 14 D3 15 D4 16 D5 17 D6 18 D7 19 VSS 20 A0 21 A1 22 A2 23 A3 24 A4 25 A5 26 A6 27 A7 28 A8 29 A9 30 A10 31 A11 32 A12 33 A13 34 A14 35 A15 36 VSS 37 A16 38 A17 39 A18 40 A19 41 A20 42 A21 43 A22 44 A23 45 VSS 46 WAIT 47 BACK 48 BREQ 49 P33 50 P34 51 P35 52 P36 53 P37 54 VCC 55 P40 56 HD6415108-10 pin configuration Fig. 2-1 84 AN1 83 AN0 82 AVSS 81 VSS 80 P67 78 P66 78 P65 77 P64 76 P63 75 P62 74 P61 73 P60 72 P57/STOP 71 P56 70 P55 69 P54 68 P53 67 P52 66 P51 65 P50 64 VSS 63 P47 62 P46 61 P45 60 P44 59 P43 58 P42 57 P41 4 - 2