PIN No.
SYMBOL
I/O
DESCRIPTION
1,25
VDD
-
Power Supply Port(+5V)
2,3
Function SW1,SW2
I
Function Encoder Control Port
4
Speaker ON/OFF
O
Front Speaker Relay Drive Port(“H”)
5
NC
-
Not Use(No connection)
6
DSP Reset
O
Reset (Initial Clear) Port for YSS912
7
Surr. CLK
O
Surr. CLK Output Port
8
DATA OUT
O
Data Output Port for YSS912
9
Surr. DATA
O
Surr. DATA Output Port
10
CS
O
Chip Selector Port for YSS912
11
CS
O
Chip Selector Port for AK4112
12
CSBN
O
Sub DSP Chip Selector for YSS912
13,14
RDS CLK/DATA
I
RDS IC(SA6579TV1) CLK/DATA Port
15
Stereo IN
I
Stereo Display Control Port("L")
16
Tuned IN
I
Tuned Display Control Port("L")
17 ~ 21
KEY Matrix
I
Resistor Divide Key Control Input (17,18 Pin: NOT USE)
22,30
Vss
-
Device GND Port
23
Vass
-
Device Analog GND Port
24
Varef
-
A/D Converter Reference Voltage
26
BACKUP
I
Back Up Mode Control Input
27
TEST
-
NC(GND)
28,29
VOLUME UP/DOWN
I
Master Volume Up/Down Control Port
31
X IN
I
8MHz Crystal Connection Port
32
X OUT
O
33
RESET (L)
I
Reset Input
34
REMOTE IN
I
Remote Control Sensor Data Input
35
BUS IN(NC)
I
System Remote Control Input(No Connection))
36
HEADPHONE IN
O
Headphone JACK INPUT(“H”) - Connet to GND
37
E.VOL.DATA
O
38
E.VOL.CLK
I
Electronic Vol. IC(M62446FP) DATA/CLK/STB Port
39
E.VOL.CE
O
40
PLL.DATA IN
I
PLL IC (LC72131) DATA Input Port
41
PLL.CE
O
PLL IC (LC72131) Chip Enable Control Port
42
DATA 3
O
Function IC Data Input Port
43
CLK 3
O
Func./PLL IC CLK Control Port
44
FUNC. STB
O
Function Strobe Control Output
45
FUNC. MUTE
O
Function Mute Control Output(“H”)
46
SURR. MUTE
O
Surrounc Mute Control Output(“H”)
47
Power ON/OFF
O
Power ON/OFF Control Port("H")
48
SURR. H
O
Surr. ON/OFF Contol Port("H")
49
PROTECT IN
I
Protect Input Port("L")
50
FIP Vkk
-
FIP (FLT) -28V Negative Power Supply For FIP Blinking
51 ~ 60
FIP Grid
O
FIP (FLT) Grid Control Outputs
61 ~ 82
FIP Segment
O
FIP (FLT) Segment Control Outputs
83 ~ 86
Option
l
Area/Function Option Ports
87 ~ 94
N.C
-
Not Use(No connection)
95
SUB. LED
O
Subwoofer LED Drive Port
96
MUTE LED
O
MUTE LED Drive Port
97 ~ 99
VIDED A/B/C
O
Video IC(NJM2296M/LA7952) Control Ports
100
N.C
-
Not Use(No connection)
IC PIN FUNCTION (u-COM : ANAM1308AT,O.T.P :TMP87PM78F) : IC71
10
