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CDX-GT61UMS/GT560UE/GT560UI/GT560US/GT564UI/GT610UG/GT610US/GT616UG
40
MAIN BOARD IC601 M321FEFG-7KN3 (SY (CD DRIVE/USB CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
AVSS
-
Ground terminal
2
VREFH
I
Reference voltage (+3.3V) input terminal (for A/D converter)
3
RESET
I
Reset signal input from the system controller “L”: reset
4
MODE
I
Operation mode setting terminal Fixed at “L” in this unit
5
OPEN_REQ
-
Not used
6
EJECT_OK
I
Eject OK signal input terminal Not used
7
NC
-
Not used
8
WAKEUP
I
System wakeup signal input from the system controller
9 to 11
NC
-
Not used
12
BUI_N
I
Back up power supply detection signal input terminal “L” is input at low voltage
13
DVSS
-
Ground terminal
14
NC
-
Not used
15
CD_ZDET
I
Zero detection signal input from the audio DSP
16
DEC_XMUTE
O
Muting on/off control signal output to the audio DSP “L”: muting on
17
DEC_LRCK
O
L/R sampling clock signal output to the audio DSP
18
DEC_BCK
O
Bit clock signal output to the audio DSP
19
DEC_DATA
O
Digital audio data output to the audio DSP
20
DEC_GATE
O
Gate signal output to the audio DSP
21
DEC_REQ
I
Request signal input from the audio DSP
22
CD_SO
O
Serial data output to the audio DSP
23
CD_SI
I
Serial data input from the audio DSP
24
CD_SCLK
I
Serial data transfer clock signal output to the audio DSP
25
MEC_SELFSW
I
Detection signal input from the CD section (self switch)
26
NC
-
Not used
27
DEC_INT
I
Interrupt signal input from the audio DSP
28
CD_XRST
O
Reset request signal output to the audio DSP “L”: reset
29
CD_XCCE
O
Chip enable signal output to the audio DSP
30, 31
NC
-
Not used
32
Z/Y_CHECK
-
Not used
33
DVCC3
-
Power supply terminal (+3.3V)
34
DVSS
-
Ground terminal
35
DRV_ON
O
Driver control signal output to the CD section
36
MEC_LOAD
O
Motor (Loading) signal output to the CD section
37
MEC_EJECT
O
Motor (Eject) signal output to the CD section
38
DEC_SSTBY
O
SRAM standby mode control signal output to the audio DSP
39
MEC_LIMIT
I
Detection signal input from the CD section (limit switch)
40
MEC_INSW
I
Detection signal input from the CD section (in switch)
41
MEC_DSW
I
Detection signal input from the CD section (D switch)
42, 43
NC
-
Not used
44
XLINE
-
Not used
45
XINITO
-
Not used
46
FE/SBAD_SEL
-
Not used
47
Z/Y_SEL
I
Z/Y setting terminal
48
NC
-
Not used
49
MECON_CHECK
I
Power supply voltage detection terminal for CD mechanism section
50
CDON_CHECK
I
Power supply voltage detection terminal for CD section
51
A_ATT
O
Muting on/off control signal output terminal
52
MECON
O
Power supply on/off control signal put terminal for the CD mechanism section
53
CDON
O
Power supply on/off control signal put terminal for the CD section
54
ZMUTE
O
Muting on/off control signal input from the system controller
55
TxD
O
Serial data output to the system controller
56
RxD
I
Serial data input from the system controller
57, 58
NC
-
Not used
59
DVCC3
-
Power supply terminal (+3.3V)
60
DVSS
-
Ground terminal
61
SWDIO
-
Not used
62
SWCLK
-
Not used
63
TRACECLK
-
Not used
Ver. 1.2
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