HCD-SH2000
61
• IC Pin Function Descriptions
MAIN BOARD (1/4) IC100 R5F3650KBDFA (SYSTEM CONTROL)
Pin No.
Pin Name
I/O
Description
1
FL-DATA
O
Serial data output signal to FL Driver, PT6324
2
FL-CLK
O
Serial data clock signal to FL Driver, PT6324
3
LED-DRIVER-LATCH
O
Latch Signal to LED Driver, R8A66166SP
4
SIRCS
I
Remote control signal input
5
LED-DRIVER-DATA
O
Serial data output signal to LED Driver, R8A66166SP
6
/LED-DRIVER-OE
O
Output Enable Signal to LED Driver, R8A66166SP
7
LED-DRIVER-CLK
O
Serial data clock signal to LED Driver, R8A66166SP
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
XOUT
O
Main system clock output terminal (8MHz)
14
VSS
-
Ground terminal
15
XIN
I
Main system clock input terminal (8MHz)
16
VCC
-
Power supply terminal (+3.3V)
17
NMI
I
Non-maskable interrupt input terminal
18
TRG-SW
I
CDM Triggering switch
19
AC-CUT
I
AC off detection signal input from the reset signal IC “L”: AC Cut detected
20
ST-RDS
I
Input for RDS Text Detect Signal (L: RDS Detect)
21
/FL-DRIVER-CS
O
Serial data chip select signal to FL Driver, PT6324
22
ST-CLK
I/O
Tuner IC: Data signal for IIC communcation
23
NO-USE
O
Unused
24
ST-DATA
I/O
Tuner IC: Clock signal for IIC communcation
25
VBUS-OE
O
MTK Vbus Output enable control pin
26
DAMP-CLK
O
Clock to Digital Amp
27
/HUB-OC1
I
USB Overcurrent Detection input port 1
28
/HUB-OC2
I
USB Overcurrent Detection input port 2
29
I2C-CLK
I/O
Clock signal for IIC communcation between Master Control controller and Display Control
controller
30
I2C-DATA
I/O
Data signal for IIC communcation between Master Control controller and Display Control
controller
31
TXD1
I
Unused
32
RXD1
I
Unused
33
CLK1
I
Unused
34
RTS1
I
Unused
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
DIGITAL_SEL
O
Digital Selector Pin
39
CLKOUT
O
Unused
40
MTK-BUSY
O
BUSY Signal communication between MTK Board
41
MTK-XIFCS
I
Chip Select Signal from MTK DMB Board
42
MTK-RESET
O
MTK DMB Board reset pin
43
MTK_POWER_CTRL
O
Power Control pin for MTK DMB board
44
HUB-RESET
O
MTK Hub Board reset pin
45
HUB-VBUS-DETECT
O
Hub Power (V-DET) Control Port
46
FLASH-MEMORY
O
Update software recovery
47
AUDIO-DATA
O
Serial data output to audio signal processor, R2A15216FP
48
NO-USE
O
Unused
49
AUDIO-CLK
O
Serial data transfer clock signal output to audio signal processor, R2A15216FP
50
NO-USE
O
Unused
51
/LINE-MUTE
O
Muting Control Switch for all speaker mute control pin. “L”: MUTE on
