HT-CT770
54
Pin No.
Pin Name
I/O
Description
1
SIRCS_IN
I
SIRCS signal input from the remote control receiver
2
SIRCS2
I
SIRCS signal input from the remote control receiver
3
DSP_MOSI
O
Serial data output to the serial
fl
ash and DSP
4
DSP_ MISO
I
Serial data input from the serial
fl
ash and DSP
5
DSP_SPICLK
O
Serial data transfer clock signal output to the serial
fl
ash and DSP
6
BYTE
I
External data bus width selection signal input terminal Fixed at “L” in this unit
7
CNVss
I
Processor mode selection signal input terminal
8
ROM_SDA
I/O
Two-way data bus with the EEPROM
9
ROM_SCLK
O
Serial data transfer clock signal output to the EEPROM
10
RESET
I
System reset signal input terminal “L”: reset
For several hundreds msec. after the power supply rises, “L” is input, then it change to “H”
11
Xout
O
System clock output terminal (8 MHz)
12
Vss
-
Ground terminal
13
Xin
I
System clock input terminal (8 MHz)
14
Vcc1
-
Power supply terminal (+3.3V)
15
CEC_I/O
I/O
Two-way CEC serial data with the HDMI connector
16
DIR_ZERO
I
Zero data detection signal input from the digital audio interface receiver
17
RFDET_NFC
I
Magnetic
fi
eld detection signal input from the NFC module “L”: magnetic
fi
eld is detected
18
DRIVE_OCP (DIAG)
I
Shut down signal input from the digital power ampli
fi
er “L”: shut down
19
WL_DET
O
Not used
20
BT_LED
O
LED drive signal output terminal for the lamp (blue) “H”: LED on
21
WL_RST
O
Reset signal output to the RF modulator “L”: reset
22
N.A
O
Not used
23
HDMI_TX_5VPWR
O
+5V power on/off control signal output terminal for the TV (ARC) HDMI OUT connector
“H”: power on
24
HDMI_NON_LPCM
O
Audio setting signal output terminal “L”: LPCM audio, “H”: HBR audio
25
DIR_ERROR
I
Error detection signal input from the digital audio interface receiver “L”: error
26
PCONT_DRIVER
O
Power on/off control signal output terminal for the digital power ampli
fi
er “H”: power on
27
DAMP_SCL
O
Serial data transfer clock signal output to the stream processor
28
DAMP_SDA
I/O
Two-way data bus with the stream processor
29
M_TX_OUT
O
Serial data output to the DSP
30
M_RX_IN
I
Serial data input from the DSP
31
SCD/CLK1
I
Serial data transfer clock signal input terminal for
fl
ash writing
32
RTS1/MC_BT_CTS0
I
Clear to send signal input from the Bluetooth module
33
MC_BT_TXD0
O
Serial data output to the Bluetooth module
34
MC_BT_RXD0
I
Serial data input from the Bluetooth module
35
N.A
O
Not used
36
MC_BT_RTS
O
Return to send signal output to the Bluetooth module
37
P_CONT2
O
Power on/off control signal output terminal “H”: power on
38
A_SEL0
O
Analog audio selection signal output terminal “L”: external analog input, “H”: Bluetooth
39
HOLD
I
Fixed at “L” in this unit
40
WL_SCL
O
I2C clock signal output to the RF modulator
41
WL_SDA
I/O
Two-way I2C data bus with the RF modulator
42
BT_RST
O
Reset signal output to the Bluetooth module “L”: reset
43
PCONT_BT
O
+3.3V power on/off control signal output terminal for the Bluetooth section “H”: power on
44
WR
I
Fixed at “H” in this unit
45
HDMI_SDA
I/O
Two-way I2C data bus with the HDMI transceiver
46
HDMI_SCL
O
I2C clock signal output to the HDMI transceiver
47
HDMI_MUTE_DET
I
HDMI muting on/off control signal input from the HDMI transceiver “H”: muting on
48
DSP_SPIDS
O
Chip select signal output to the serial
fl
ash and DSP
49
DSP_RESET
O
Reset signal output to the DSP “L”: reset
50
SF_HOLD_DSP
O
Hold signal output to the serial
fl
ash “L”: hold
51
DIR_HCE
O
Chip enable signal output to the digital audio interface receiver
52
DIR_XSTATE
I
Source clock selection monitor input from the digital audio interface receiver
53
DIR_RST
O
Reset signal output to the digital audio interface receiver “L”: reset
54
HDMI_RST
O
Reset signal output to the HDMI transceiver “H”: reset
55
HDMI_MUTE_ON
O
HDMI muting on/off control signal output terminal “H”: muting on
56
HDMI_INT
I
Interrupt signal input from the HDMI transceiver
57
SEL_HDMI
O
HDMI selection signal output terminal “H”: HDMI
MAIN BOARD IC1002 R5F3650RDFB#30 (SYSTEM CONTROLLER)