STR-DN1000
59
• IC Pin Function Description
DIGITAL BOARD IC2018 MB91F467RAPMC-GE1 (SYSTEM CONTROLLER)
Pin No.
Pin Name
I/O
Description
1
VSS
-
Ground terminal
2
NO_USE
-
Not used
3
CEC_IN
I
CEC serial data input from the HDMI connector
4
VUCOM_SDA (I2C)
I/O
I2C data bus with the HDMI controller
5
VUCOM_SCL (I2C)
O
I2C clock signal output to the HDMI controller
6
FLI_DATA/N1
O
l2C data output to the video controller
7
FLI_CLK/N1
O
I2C clock signal output to the video controller
8
CEC_OUT
O
CEC serial data output to the HDMI connector
9
UPDATE SW/N1
O
Selection signal output to the RS-232C selector
10
FLI STBY/N1
O
Standby signal output to the video controller
11, 12
VCC3_(3.3V)
-
Power supply terminal (+3.3V)
13
VSS_(GND)
-
Ground terminal
14
C_1
-
External capacitor connection terminal for internal regulator
15
STOP
I
AC off detection signal input terminal “L”: AC off
16
POWER_RELAY
O
Relay drive signal (for main power) output terminal “H”: relay on
17
HDMI_ERROR
I
Error signal input from the HDMI controller and HDMI receiver
18
H_RESET
O
Reset signal output to the HDMI controller
19
DAC_RESET
O
Reset signal output to the D/A converter
20
GPI01/N1
O
Selection signal output to the bus switch
21
CNVSS
-
Not used
22
HSYNC_SEL/N1
O
Horizontal sync selection signal output to the HSYNC select
23
FLI_RESET/N1
O
Reset signal output to the video controller
24
GPI02/N1
O
External receipt bus open signal output to the video controller
25
NO_USE
-
Not used
26
HP_DETECT
I
Headphone plug insert detection signal input terminal “H”: headphone plug is inserted
27
HP_RELEY
O
Relay drive signal (for headphone) output terminal “H”: relay on
28
NMIX
-
Not used
29
C_SURR_RELEY
O
Relay drive signal (for center and surround) output terminal “H”: relay on
30
SW_PREOUT_RELEY
O
Relay drive signal (for subwoofer) output terminal “H”: relay on
31
FRONT_A_RELEY
O
Relay drive signal (for front A) output terminal “H”: relay on
32
SBL_SBR_BIAMP_
RELEY
O
Relay drive signal (for surround back) output terminal “H”: relay on
33
BRIDGABLE_RELEY
O
Relay drive signal (for power supply) output terminal “H”: relay on
34, 35
NO_USE
-
Not used
-
Power supply terminal (+3.3V)
-
External capacitor connection terminal for internal regulator
-
Ground terminal
I
Main system clock input terminal (4 MHz)
O
Main system clock output terminal (4 MHz)
-
Ground terminal
I
Sub system clock input terminal Not used
O
Sub system clock output terminal Not used
-
Power supply terminal (+3.3V)
45
VSS_(GND)
-
Ground terminal
46
DAC_SDA/N1
O
Serial data output to the D/A converter
47
DAC_SCL/N1
O
Serial clock signal output to the D/A converter
48
MIC_MUTE
O
Microphone muting on/off control signal output terminal “H”: muting on
49
FL_BK
O
Blanking period signal output to the
fl
uorescent indicator tube
50 to 52
NO_USE
-
Not used
53
MHC_LED
O
LED drive signal output terminal (for MULTI CHANNEL DECODING)
54
WHT_LED
O
LED drive signal output terminal (for dimmer indicator)
55
FUNC_1
-
Not used
56
FUNC_2
-
Not used
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
