STR-DH720/DH720HP
60
Pin No.
Pin Name
I/O
Description
56
DSP_MOSI
O
Serial data output for DSP EX3 IC
57
DSP_SPICLK
O
Interrupt status input from DSP EX3 IC
58
NO_USE
-
Not Used
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
FLASH_CLK
-
Not Used
62
NO_USE
-
Not Used
63
DSP_SPICS
O
DSP SPI Chip Select
64
DSP_SFLASH_HOLD
O
Hold signal output to the serial
fl
ash
65
NO_USE
-
Not Used
66
NO_USE
-
Not Used
67
DSP_RST
O
Reset signal output to the DSP “L”: reset
68
DSP_INT
I
Interrupt status input from DSP EX3 IC
69
DSP_SEL_MULTI
O
SPDIF / IIS signal selector output
70
DSP_NPCM
I
SPDIF / IIS NPCM signal input from digital audio interface receiver / HDMI receiver
71
DSP_ERROR
I
SPDIF / IIS ERROR signal input from digital audio interface receiver / HDMI receiver
72
NO_USE
-
Not Used
73
NO_USE
-
Not Used
74
DIR_SIGNAL
I
Audio serial data input from the digital audio interface receiver
75
DIR_RST
O
Reset signal output to the digital audio interface receiver, “L” reset
76
DIR_CE
O
Chip enable signal output to the digital audio interface receiver
77
DIR_XSTATE
I
Clock transition signal input from digital audio interface receiver
78
DIR_MISO
I
Data input from DIR IC
79
FUSE_DET
I
Fuse open detection signal input
80
AC_CUT
I
AC cut on/off detection signal input terminal “L”: AC cut on
81
COMP_DET
I
Component video signal detect
82
V_COMP_SW2
O
Component video selection signal output to the video ampli
fi
er
83
V_MUTE
O
Video mute signal output for COMPONENT VIDEO SELECT IC
84
V_SEL_SW1
O
Composite video output signal switch
85
V_SEL_SW2
O
Composite video output signal switch
86
POWER_RY
O
Power relay driver control signal output
87
PROTECT
I
Protect detection signal input terminal
88
COM_CLK
O
Data clock signal output for DIR IC and 8 CH DAC IC
89
COM_DATA
O
Data output for DIR IC and 8 CH DAC IC
90
NO_USE
-
Not Used
91
NO_USE
-
Not Used
92
NO_USE
-
Not Used
93
NO_USE
-
Not Used
94
DAC_LATCH
O
Serial data latch pulse signal output to the D/A converter
95
DAC_MUTE
O
Muting control signal output to the D/A converter
96
EVOL_CLK
O
Serial data transfer clock signal output to the electrical volume
97
EVOL_DATA
O
Serial data output to electrical volume
98
C/SL_SR_RY
O
Center/surround speaker relay driver control signal output
99
FRONT_SPK_RY
O
Relay drive signal (for front) output terminal “H”: relay on
100
PREOUT_SW_RY
O
Subwoofer relay driver control signal output
