KD-SX980
1-30
UPD784225GK-623 (IC501) : CPU
1.Pin layout
2.Pin functions (1/2)
60 ~ 41
1 ~ 20
40
~
21
61
~
80
Pin No.
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
41~43
44
45
46
Symbol
TEMP IN
-
AVSS
ADCONT
-
AVREF1
EPROMDI
EPROMDO
EPROMCK
LCD CE
LCD DA
LCD CK
BUS I/O
BUS I/O
BUS SI
BUS SO
BUS SCK
BUSOUT
CD ON
CD REQ
CD MUTE
-
DSP RESET
LD/FE
MP3 DI
MP3 DO
MP3 CK
MP3 RESET
MP3 STB
-
DAC ML
DAC MC
DAC MD
I/O
I
-
-
O
-
-
I
O
I/O
O
O
O
O
O
I
O
I/O
O
O
O
O
-
O
O
O
O
O
I
O
O
O
O
-
O
O
O
Function
Temp. detection input terminal
No use
Connect to GND
Output H level at power to on
-
Connect to 3.3V
EEPROM data input terminal
EEPROM data output terminal
EEPROM clock signal input/output terminal
Chip enable output for LCD driver
Data output for LCD driver
Clock outout for LCD driver
JVC BUS input/output control terminal (negative)
JVC BUS input/output control terminal
JVC BUS data input terminal
JVC BUS data output terminal
JVC BUS clock input/output terminal
JVC BUS BUSOUT output terminal
Power supply (3.3V) control for CD
CD mechanism power supply to on request signal output terminal
CD mute signal output terminal
-
CD DSP reset signal output terminal
CD DSP chip enable output terminal
CD DSP data clock output terminal
CD DSP data 3 input/output terminal
CD DSP data 2 input/output terminal
CD DSP data 1 input/output terminal
CD DSP data 0 inout/output terminal
RF frequency responce select output of 2xspeed playback
CD-RW select output terminal (RW:L)
Connect to GND
Loading signal output terminal
Loading/Feed select signal output terminal (H:LD,L:FE)
CD MP3 data input terminal
CD MP3 data output terminal
Clock signal output terminal for CD MP3 data
CD MP3 reset signal output terminal
CD MP3 standby signal output terminal (H:Standby)
-
DAC mode control latch output terminal
DAC mode control BCK output terminal
DAC mode control data output terminal
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