Yamaha RX-497, Руководство по обслуживанию

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17
RX-497
DPX-1200
RX-497
IC602 : M30626FHPFP (FUNCTION (2) P.C.B.)
16-bit Microprocessor
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IC DATA
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
50
49
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
32
31
P10/D8 P1
1/D9
P12/D10 P13/D1
1
P14/D12 P15/D13/INT3 P16/D14/INT4 P17/D15/INT5 P20/A0/(/D0/—) P21/A1/(/D1/D0) P22/A2/(/D2/D1) P23/A3/(/D3/D2) P24/A4/(/D4/D3) P25/A5/(/D5/D4) P26/A6/(/D6/D5) P27/A7/(/D7/D6) VSS P30/A8(/—/D7) VCC P31/A9 P32/A10 P33/A1
1
P34/A12 P35/A13 P36/A14 P37/A15 P40/A16 P41/A17 P42/A18 P43/A19
P44/CS0
P45/CS1
P46/CS2
P47/CS3
P50/WRL/WR
P51/WRH/BHE
P52/RD
P53/BCLK
P54/HLDA
P55/HOLD
P56/ALE
P57/RDY/CLKOUT
P60/CTS0/RTS0
P61/CLK0
P62/RXD0
P63/TXD0
P64/CTS1/RTS1/CTS0/CLKS1
P65/CLK1
P66/RXD1
P67/TXD1 P07/D7
P06/D6
P05/D5
P04/D4
P03/D3
P02/D2
P01/D1
P00/D0
P107/AN7/K13
P106/AN6/K12
P105/AN5/K11
P104/AN4/K10
P103/AN3
P102/AN2
P101/AN1
AVSS
P100/AN0
VREF
AVCC
P97/ADTRG/SIN4
P96/ANEX1/SOUT4
P95/ANEX0/CLK4
P94/DA1/TB4IN P93/DA0/TB3IN
P92/TB2IN/SOUT3
P91/TB1IN/SIN3
P90/TB0IN/CLK3
BYTE
CNVSS
P87/XCIN
P86/XCOUT
RESET
XOUT
VSS
XIN
VCC
P85/NMI
P84/INT2 P83/INT1 P82/INT0
P81/T
A4IN/U
P80/T
A4OUT/U
P77/T
A3IN
P76/T
A3OUT
P75/T
A2IN/W
P74/T
A2OUT/W
P73/CTS2/R
TS2/T
A1IN/V
P72/CLK2/T
A1OUT/V
P71/RXD2/T
A0IN/TB5IN
P70/TXD2/T
A0OUT
1 P96/ANEX1 DTFD O FL Driver Tx DATA
2 P95/ANEX0 CKFD O FL Driver CLOCK
3 P94 O
4 P93 DEST1 I Model Distinction 1
5 P92/TB2in DEST0 I Model Distinction 0
6 P91/TB1in MOD1 I Destination Distinction 1 (Reserve)
7 P90/TB0in MOD0 I Destination Distinction 0 (Reserve)
8 BYTE BYTE MCU Vss: when single chip mode is used (Gnd)
9 CNVss CNVss MCU Vss: when single chip mode is used, Vcc: when flash writing is used (PullDown)
10 P87/Xcin /CEEEP O EEPROM CE
11 P86/Xcout N.C. O
12 /RESET /RESET MCU Reset
13 Xout Xout MCU Oscillator Out
14 Vss Vss MCU Ground (Gnd)
15 Xin Xin MCU Oscillator In
16 Vcc1 Vcc MCU Power Supply, +5V (Vcc)
17 P85/NMI NMI I Connect to Vcc because it is unused (PullUp)
18 P84/INT2 MPSW IRQ MAIN Power SW INT
19 P83/INT1 ZPSW IRQ Zone2 Power SW INT
20 P82/INT0 PDET IRQ Power Down Detect INT
21 P81 N.C. O (LevelConv)
22 P80 N.C. O (LevelConv)
23 P77 TRIG O Triger OUT (Unconnected)
24 P76 /POMT O Pre Out Mute (Unconnected)
25 P75/TA2in /Z2MT O Zone2 Mute
26 P74/TA2out N.C. O
27 P73/CTS2/RTS2/TA1in XMPWR O XM/DT BUS POWER CONTROL
28 P72/CLK2/TA1out /ICXM O DABIC IC Reset
29 P71/RXD2/SCL2/TA0in DRXM SI DABIC IC RxD (LevelConv)
30 P70/TXD2/SDA2/TA0out DTXM SO DABIC IC TxD (LevelConv)
31 P67/TXD1/SDA1 DTEV SO Zone2Volume Tx DATA(YAC526) (Unconnected)
TXDF SO Data Transmit Terminal for AF220
32 P66/RXD1/SCL1 CEEV O Zone2Volume CE(YAC526) (Unconnected)
RXDF SO Flash ROM RxD
33 P65/CLK1 CKEV SO Zone2Volume CLOCK(YAC526) (Unconnected)
CLKF SO Clock Transmit Terminal for AF220
No. Port Name I/O Function