HCD-GTR88
51
MAIN BOARD (1/3) IC401 R5F3640DDFA (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
FL-DRIVER-CLK
O
Serial data clock signal to FL Driver, PT6324
2
FL-DRIVER-DATA
O
Serial data output signal to FL Driver, PT6324
3
AD SUPPLY SWITCH
O
AD Power Control pin
4
SIRCS
I
Remote control signal input
5
SW-OPEN
I
Drawer open position detection signal input from CDM
6
SW-STOCK
I
Tray stock position detection signal from CDM
7
SW-CLOSE
I
Drawer close position detection signal input from CDM
8
BYTE
-
Ground terminal
9
CNVss
-
Ground terminal
10
XC-IN
I
Sub system clock input terminal (32.768kHz)
11
XC-OUT
O
Sub system clock output terminal (32.768kHz)
12
RESET
I
System reset signal input from the reset signal IC "L": reset
After the power supply rises, "L" is input for several hundreds msec and then change to "H".
13
X-OUT
O
Main system clock output terminal (8MHz)
14
VSS
-
Ground terminal
15
X-IN
I
Main system clock input terminal (8MHz)
16
VCC
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt input terminal
18
SW2
I
Disc change and mode change detection signal input from CDM
19
SW-CHUCK
I
Tray chuck position detection signal from CDM
20
AC-CUT
I
AC off detection signal input from the reset signal IC "L": AC Cut detected
21
SW1
I
Disc change and mode change detection signal input from CDM
22
SW3
I
Disc change and mode change detection signal input from CDM
23
M1+
O
Tray/drawer transportation motor control signal output
24
M2+
O
Disc change and mode change motor control signal output
25
M1-
O
Tray/drawer transportation motor control signal output
26
M2-
O
Disc change and mode change motor control signal output
27
CDM-SD
I
CDM protector detection input signal "H": protector on
28
NO-USE
-
Unused
29
IIC-CLK
I/O
Serial data transfer clock signal output terminal
30
IIC-DATA
I/O
Serial data output terminal
31
NO-USE
-
Unused
32
NO-USE
-
Unused
33
NO-USE
-
Unused
34
MTK-XIFCS
I
Chip Select Signal from MTK DMB Board
35
MTK-SOD
O
Data Out Signal to MTK DMB Board
36
MTK-SIO
I
Data In Signal from MTK DMB Board
37
MTK-CLK
I
Clock Signal from MTK DMB Board
38
MTK-RESET
O
MTK DMB Board reset pin
39
MTK-BSY
O
BUSY Signal communication between MTK Board
40
NO-USE
-
Unused
41
TC REC MUTE
O
TAPE muting control. "H": muting on (Only for African model)
42
MTK PWR CTL
O
Power Control pin for MTK DMB board
43
FAN CTRL ON/OFF
O
Fan Control Switch "H": fan on
44
MTK-VBUS-DET
O
Hub Power (V-DET) Control Port
45
MTK HUB RST
O
MTK Hub Board reset pin
46
ST-DOUT
I
PLL serial data input from the tuner unit
47
MTK-OC1
I
USB Overcurrent Detection input port 1
48
SW SPK RELAY
O
Relay drive signal output for the subwoofer "H":relay on
49
MTK-OE
O
MTK Output enable control pin
50
MTK-OC2
O
USB Overcurrent Detection input port 2
51
ST-CLK
I
PLL serial data transfer clock signal output to the tuner unit
52
ST-DIN
O
PLL serial data output to the tuner unit
53
ST-CE
O
PLL chip enable signal output to the tuner unit
54
ST-TUNED
I
Tuned detection input from the tuner unit
55
NO-USE
-
Unused
56
NO-USE
-
Unused
57
R2A15216FP-CLK
O
Serial data transfer clock signal output to audio signal processor, R2A15216FP