1-64 (No.49831)
4.27 UPD784217AGC217 (IC701) : CPU
• Pin layout
• Block diagram
1
25
75
51
100
26
76
50
Pin No
Symbol
I/O
Function
1
S.SELECT
O
E-VOL selection output, H: REAR L: FRONT
2
DSP.SELECT
O
DSP or Source direct selection output, H: Source direct L: DSP
3
LINE IN ON
O
OTHER
4
AMP KILL
O
Internal amplifier ON/OFF selection, H: OFF L: ON
5 to 7
NOT USE
-
Not connect
8
ANT CONT
O
Antenna remote control
9
VDD
-
Power supply
10
X2
-
11
X1
I
12
VSS
-
Ground
13
XT2
-
14
XT1
-
15
RESET
I
System reset
16
REMOCON
I
Remocon input
17
BUS-INT
I
J-BUS INT
18
PS2
I
Power save2, H means STOP mode
19
CD-REQ
I
CD REQ INPUT
20
RDS-SCK
-
Not use
21
STEERING REMOCON
I
Steering remocon input
22
KEY DATA
I
KEY DATA
23
AVDD
-
A/D converter power supply
24
AVREF0
-
A/D reference voltage
25
VOL1
I
Volume encoder pulse input 1
26
VOL2
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
39
BUS-SCK
I/O
J-BUS clock input/output
40
BUS-I/O
O
J-BUS I/O selection output: H input: L
41
DISP DA
O
DISPLAY DATA output
42
DISP SCK
O
DISPLAY SCK
43
DISP CE
O
DISPLAY CE
44
BUZZER
O
Buzzer output
45
E2PROM-DI
I
I2C data input
46
E2PROM-DO
O
I2C data output
47
E2PROM-CLK
O
I2C clock output
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
