78
HCD-FX100W
Pin No.
Pin Name
I/O
Description
47
DRIVE_RST(EN)
O
Driver signal reset
48
DRIVE_OCP(DIAG)
I
Digital amp (power driver) diag
49
OVERFLOW1
I
Over flow status1 of digital amp (IC110)
50
OVERFLOW2
I
Over flow status2 of digital amp (IC108 to 110)
51
DAMP LATCH1
O
Digital amp (IC108) chip select1 signal output
52
DAMP LATCH2
O
Digital amp (IC109) chip select2 signal output
53
DAMP LATCH3
O
Digital amp (IC110) chip select3 signal output
54
DAMP INIT
O
Digital amp (IC108 to 110) reset signal output
55
DAMP SOFT MUTE
O
Digital amp (IC108 to 110) soft muting output
56
HP SW
I
Switch headphone is insert
57
HP MUTE
O
Control of muting headphone signal
58
DSP_ACK
I
DSP acknowledge
59
DSP_GP9
I
DSP GP9 in
60
DSP_XRST
O
DSP reset
61
DSP_HCE
O
DSP chip enable
62
VCC
—
Power supply (+3.3V)
63
DSP_BST
O
DSP bootstrap (for DSP INIT)
64
VSS
—
Ground terminal
65
DSP_PM
O
DSP pll initial
66
DIR RST
O
DIR reset out
67
DIR HCE
O
DIR chip enable signal output
68
DIR RERR
I
DIR error input
69
DIR XSTATE
I
DIR change clock status
70
DIR HDOUT
I
DIR Data input
71
DSP_SKIP
O
DSP GP12
72
AD RST
O
ADC reset
73
MODE0
O
MODE signal output
74
KEY INT
I
Wakeup from ECO mode by key input
75
RDS-CLK/MIC-CLK
O
Not used
76
RDS-DATA/MIC-DATA
O
Not used
77
PLL-CLK
O
Tuner clock
Tuner data out (uCOM
→
pack)
Tuner chip enable
I
Tuner data in (pack
→
uCOM)
Audio/Video select0
Audio/Video select1
Audio/Video select2
Audio/Video select3
I
Tuner pack tuned in
I/O expander chip enable / control of loading cd tray (open action)
87
IO_RESET
O
I/O expander reset / control of loading cd tray (close action)
88
IO_DI
I
I/O expander data in / SW2 of CDM
89
IO_DO
O
I/O expander data out / SW3 of CDM
90
IO_CLK
O
I/O expander clock
91
IPOD/MIC SW
I
Not used
92
DESTINATION
I
Destination select
93
MODEL
I
Model select (not used)
94
KEY2
I
Key input 2
95
KEY1
I
Key input 1
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