67
HCD-BC150/BC250
Pin No. Pin Name I/O Description
48 DAMP INIT O Digital amp (CXD9788) reset signal output
49 DAMP SOFT MUTE O Digital amp (CXD9788) soft muting output
50 HP SW I Switch headphone is insert
51 HP MUTE O Control of muting headphone signal
52 IO_DI I I/O expander (PT8300) data in / SW2 of CDM
53 IO_DO O I/O expander (PT8300) data out / SW3 of CDM
54 IO_CLK O I/O expander (PT8300) clock
55 DSP_DOUT I DSP (MB86334B) data In
56 DSP_DIN / DIR_DIN O DSP (MB86334B)/DIR (LC89052T) data out
57 DSP_CLK / DIR_CLK O DSP(MB86334B)/DIR (LC89052T) clock
58 DIR_CSFLAG I DIR (LC89056W) csflag in
59 DIR ZERO I DIR (LC89056W) zero in
60 (NO USE) I RDS clock (Not used)
61 (NO USE) I RDS data in (Not used)
62 DSP_ACK I DSP (MB86334B) acknowredge
63 DSP_GP9 I DSP (MB86334B) GP9 in
64 DSP_XRST O DSP (MB86334B) reset
65 DSP_HCE O DSP (MB86334B) chip enable
66 DSP_BST O DSP (MB86334B) bootstrap (for DSP INIT)
67 DSP_PM O DSP (MB86334B) pll initial
68 DIR RST O DIR (LC89056W) reset out
69 DIR HCE O DIR (LC89056W) chip enable signal output
70 DIR RERR I DIR (LC89056W) error input
71 BVSS — Ground terminal (bus interface)
72 BVDD — Power supply terminal (bus interface)
73 DIR XSTATE I DIR (LC89056W) change clock status
74 DIR HDOUT I DIR (LC89056W) Data input
75 DSP_SKIP O DSP GP12
76 AD RST O ADC reset (Not used)
77 (NO USE) O Not used
78 (NO USE) O Not used
79 (NO USE) O Not used
80 (NO USE) O Not used
81 TUNED I Tuner pack tuned in
82 PLL-CLK O Tuner clock
83 PLL-DO O Tuner data out (uCOM→pack)
84 PLL-CE O Tuner chip enable
85 PLL-DI I Tuner data in (pack→uCOM)
86 AVS0 O Audio/Video select0
87 AVS1 O Audio/Video select1
88 AVS2 O Audio/Video select2
89 AVS3 O Audio/Video select3
90 (NO USE) O Video output select (DVD select) (Not used)
91 (NO USE) O VIDEO output select (RGB select) (Not used)
92 IO_CE O I/O expander (PT8300) chip enable / control of loading cd tray (open action)
93 IO_RESET O I/O expander (PT8300) reset / control of loading cd tray (close action)
94 KEY2 I Key input 2
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