JVC KD-SH9101 Service Manual page 50

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4.18 UPD784217AGC217 (IC701) : CPU
• Pin layout
75
76
100
1
• Block diagram
Pin No Symbol
1 S.SELECT
2 DSP.SELECT
3 LINE IN ON
4 AMP KILL
5 to 7 NOT USE
8 ANT CONT
9 VDD
10 X2
11 X1
12 VSS
13 XT2
14 XT1
15 RESET
16 REMOCON
TE
L 13942296513
17 BUS-INT
18 PS2
19 CD-REQ
20 RDS-SCK
21 STEERING
REMOCON
22 KEY DATA
23 AVDD
24 AVREF0
25 VOL1
26 VOL2
27 to 29 NOT USE
30 MRC
31 SQ
32 SM
33 AVSS
34 NOT USE
35 STAGE3
36 AVREF
37 BUS-SI
38 BUS-SO
39 BUS-SCK
40 BUS-I/O
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41 DISP DA
42 DISP SCK
43 DISP CE
.
44 BUZZER
45 E2PROM-DI
46 E2PROM-DO
47 E2PROM-CLK
1-50 (No.49841)
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51
50
26
25
I/O
O E-VOL selection output, H: REAR L: FRONT
O DSP or Source direct selection output, H: Source direct L: DSP
O OTHER
O Internal amplifier ON/OFF selection, H: OFF L: ON
- Not connect
O Antenna remote control
- Power supply
-
I
- Ground
-
-
I System reset
I Remocon input
I J-BUS INT
I Power save2, H means STOP mode
I CD REQ INPUT
- Not use
I Steering remocon input
I KEY DATA
- A/D converter power supply
- A/D reference voltage
I Volume encoder pulse input 1
I Volume encoder pulse input 2
- Connect to ground
I MRC input
I Not use, pull down
I S.METER input
- Ground
- Not connect
I Feature selection, H: SH9750 L: SH9700
-
I J-BUS data input
O J-BUS data output
I/O J-BUS clock input/output
O J-BUS I/O selection output: H input: L
O DISPLAY DATA output
O x DISPLAY SCK ao
y
O DISPLAY CE
i
O Buzzer output
I I2C data input
O I2C data output
O I2C clock output
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8
Function
Q Q
3 6 7 1 3
u163
.
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
m
co
9 9
2 8 9 9