KD-SH707
1-50
UPD784225GK-624 (IC501) : CPU
1.Pin layout
2.Pin function
1 ~ 20
60 ~ 41
21 ~ 40
80 ~ 61
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
31
32
33
34
35
36
37
38
39
40
I
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
Non use
Non use
Non use
DAC mode control latch
DAC mode control clock
DAC mode control data
DA convertor chip select
No use
No use
No use
No use
Initial setting
DA convertor select
No use
Connect to GND
MP3/CD-DA switch SW L:CD H:MP3
8V detection
Systemreset signal input
Detection switch of CD mechanism
Reset detection terminal
Detection switch of CD mechanism
Panel switch detection
Power switch detection
J-BUS signal interrupt input
MP3 request
No use
Connect to ground
Reference voltage terminal
No use
Connect to X'tal osc.
Test terminal
Non use
Connect to ground
Connect to ground
Reference voltage terminal
Laser signal input output
Key control signal input 0
Key control signal input 0
Key control signal input 0
Key control signal input 0
Pin
no.
Pin
no.
Symbol
Symbol
Function
Function
TEMP
GND
GND
AVSS
ADCONT
NC
AVREF1
EPROMDI
EPROMDO
EPROMCK
LCDCE/SO
LCDDA/SI
LCDCK
/BUSIO
BUSIO
BUSSI
BUSSO
BUSSCK
BUSOUT
CDON
CDREQ
CDMUTE
NC
DSPRESET
LD/FE
MP3DI
MP3DO
MP3CK
MP3RESET
MPSSTB
Connect to TEMP detecter
NC
NC
NC
DACML
DACMC
DACMD
DACCS
NC
NC
NC
NC
DISCSEL
DACSEL
NC
TEST MODE
MP3SEL
8VDET
REST
SW2
RESET
SW1
B.DET
P.DET
BUSINT
MP3REQ
NC
VSS0
VDD1
X2
X1
VPP
XT2
XT1
VDD0
AVDD
IOP
KEY0
KEY1
KEY2
KEY3
I/O
-
-
-
O
O
O
I
-
-
-
-
O
O
-
-
O
I
I
I
I
I
I
I
O
-
-
-
-
I
I
-
-
-
-
I/O
I
I
I
I
I/O
-
-
-
-
-
-
I
O
I/O
-
-
-
I/O
I/O
I
O
I/O
-
O
I
O
-
O
O
O
O
O
I
O
O
O
I
Connect to GND
Connect to GND
Connect to GND
No use
No use
Analog reference voltage
Data input terminal from EEPROM
Data output terminal from EEPROM
Clock signal I/O terminal with EEPROM
No use
No use
No use
J-BUS data I/O terminal
J-BUS data I/O terminal
J-BUS data input
J-BUS data output
J-BUS clock I/O
No use
The CD power supply control signal output.At CD:H
CD request
CD Mute
No use
DSP reset
CE output for data communication with CDLSI
Clock output for data communication with CDLSI
Data communication input output port 3 with CDLSI
Data communication input output port 2 with CDLSI
Data communication input output port 1 with CDLSI
Data communication input output port 0 with CDLSI
No use
CD RW select
Connect to GND
Loading signal
LDFLE switching signal
MP3 data input
MP3 data output
MP3 data clock
MP3 data reset
MP3 data standby
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