STR-DH820
65
Pin No.
Pin Name
I/O
Description
55
NO_USE
-
Not Used
56
NO_USE
-
Not Used
57
NO_USE
-
Not Used
58
IO_EX_CLK
O
I/O Expender Clock (P01 pull low for programming)
59
SI
I
Serial data input terminal (use for Firmware Flash Program)
60
SO
O
Serial data output terminal (use for Firmware Flash Program)
61
V_MUTE/FLASH_CLK
O
Video mute signal output for COMPONENT VIDEO SELECT IC
62
V_COMP_SW2
O
Component video selection signal output to the video ampli
fi
er
63
V_COMP_SW1
O
Component video selection signal output to the video ampli
fi
er
64
SIRCS_IN
I
SIRCS signal input
65
DVCC
-
Power supply pin
66
DVSS
-
Ground terminal
67
AC_CUT
I
AC off detection signal input
68
TUN_RDS_CLK
I
RDS data clock signal input (for destination that support RDS only)
69
TUNER_RDS_DATA
I
RDS data input (for destination that support RDS only)
70
TUNER_MISO
I
Serial data input from the tuner (FM/AM)
71
TUNER_LAT
O
Latch signal output from tuner
72
COM_CLK
O
Data clock signal output for DIR IC and 8CH DAC IC
73
COM_DATA
O
Data output for DIR IC and 8CH DAC IC
74
DIR_RESET
O
Reset signal output to the digital audio interface receiver
75
DIR_CE
O
Chip enable signal output to the digital audio interface receiver
76
DIR_MISO
I
Serial data input from digital audio interface receiver
77
DIGI_DATA_MUTE//
P00_PROG
O
MUTING CONTROL signal output terminal
78
P01_PROG
O
P01 pull low for programming
79
DIR_XSTATE
I
Clock selection signal input from the digital audio interface receiver
80
DIR_SIGNAL
I
Audio serial data input from the digital audio interface receiver
81
DAC_IIC_SDA
I/O
IIC data input from the D/A converter
82
DAC_IIC_SCL
I
IIC clock signal input from the D/A converter
83
DSP_SEL_MULTI
O
Digital audio interface receiver / HDMI receiver signal selection signal output terminal
84
DSP_INT
I
Interrupt status signal input from DSP
85
DSP_RST
O
System reset signal output to the DSP “L” reset
86
DSP_SPICS
O
Chip select signal output to DSP
87
DSP_SFLASH_HOLD
O
Hold signal output to the serial
fl
ash
88
DSP_NPCM
I
SPDIF / IIS NPCM signal input from digital audio interface receiver / HDMI receiver
89
DSP_ERROR
I
SPDIF / IIS Error signal input from digital audio interface receiver / HDMI receiver
90
VCC
-
Power supply pin (+3.3V)
91
VSS
-
Ground terminal
92
X1
-
Clock signal output (4MHz)
93
X0
-
Clock signal output (4MHz)
94
POWER_RY
O
Relay drive signal (for main power) output terminal “H”: relay on
95
MIC_MUTE
O
Microphone muting on/off control signal output terminal “H”: muting on
96
NO_USE
-
Not Used
97
FUSE_DET
I
Fuse open detect signal input
98
ZONE2_RY
O
Relay drive signal (for Zone 2) output terminal “H”: relay on
99
HP_RY
O
Relay drive signal (for headphone) output terminal “H”: relay on
100
PREOUT_SW_RY
O
Relay drive signal (subwoofer) output terminal “H”: relay on
