60
HCD-DZ770W
• IC Pin Function Description
MAIN BOARD IC509 M30622MGP-A12FPU0 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
DAMP SCDT/
O
Digital amp (IC108 to 110) data output
DIAT_SDATA
2
DAMP SHIFT/
O
Digital amp (IC108 to 110) data output (not used)
DIAT_SCLK
3
XSCEN
O
Voltage control for amp (not used)
4
SIRCS_IN
I
Sircs input
5
DSP_DIN/DIR_DIN
O
DSP /DIR data out (not used)
6
DSP_DOUT
I
DSP data in (not used)
7
DSP_CLK/DIR_CLK
O
DSP/DIR clock (not used)
8
BYTE
—
Ground terminal
9
CNVSS
I
Ground terminal
10
EN_A
I
Volume signal input from ENCODER (A)
11
EN_B
I
Volume signal input from ENCODER (B)
12
RESET
I
System reset signal input
13
XOUT
O
Crystal input for main cock
14
VSS
—
Ground terminal
15
XIN
I
Crystal output for main clock
16
VCC
—
Power supply (+3.3V)
17
NMI
I
Not used
18
DIR ZERO
I
DIR zero in (not used)
19
DIR_CSFLAG
I
DIR csflag in (not used)
20
AC_CUT
I
Detect AC-CUT (primary power off)
21
XRST
O
XRST signal output (not used)
22
V-CONTROL
O
Voltage control output (not used)
23
DIAT_CSOD
I
DIAT CSOB signal output (not used)
24
FL_CLK/LED_CLK
O
FL driver (IC802) / LED driver (IC803) clock
25
MAMUTE
I
MAMUTE Signal input from DVD RF (IC102)
26
LED LAT
O
LED driver latch
27
FL_D_OUT/LED_DATA
O
FL driver (IC802) / LED Driver (IC803) data out
28
FL_CS/STB
O
FL driver (IC802) chip select
I
12C clock input
I
12C data input
SID data output to DVD RF (IC102)
I
SOD data input from DVD RF (IC102)
I
Clock signal input from DVD RF (IC102)
IFBUSY signal output to DVD RF (IC102)
Not used
Not used
Not used
38
SEL1FS
—
DIR_SELECT/Flash Write RTS1 (not used)
39
DVD XIFCS
O
DVD RF (IC102) chip select signal
40
P_CONT1
O
IC REG control signal
41
EMP/FL_RESET
O
Not used
42
SEN
O
OCSW signal output (not used)
43
MTK XRST
O
DVD reset signal
44
P_CONT2
O
IC REG control signal
45
DEVICE
O
Not used
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