Sony HCD-DX255 - Page 60

60
HCD-DX155/DX255
Pin No. Pin Name I/O Description
43 DRIVE_OCP (DIAG) I DAMP driver shut down
44 OVERFLOW1 I DAMP processor F/C/S over flow detect
45 OVERFLOW2 I DAMP processor SW over flow detect
46 WRITE CE I Flash write CE (not used)
47 DAMP LATCH1 O DAMP processor latch1
48 DAMP LATCH2 O DAMP processor latch2
49 DAMP LATCH3 O DAMP processor latch3
50 DAMP INIT O DAMP processor reset
51 DAMP SOFT MUTE O DAMP processor soft muting
52 HP_SW I Head phone detect
53 HP_MUTE O Head phone muting
54 SRC_MUTE O Sampling rate converter mute control (not used)
55 DSP_RESET O DSP reset (not used)
56 DSP_SPIDS O DSP device select (not used)
57 SEL_SA-CD O DSP input data select (not used)
58 DSP_RST O DIR reset (not used)
59 DSP_HCE O DIR chip enable (not used)
60
DAMP OUT2DLY/
DIR_ERR
I S-Master OUT2DLY select switch
61
DAMP FSDLY/
DIR_XSTATE
I S-Master FsDLY select switch
62 VCC — Power supply (BUP 3.3V)
63 DIR_HDOUT I DIR data in (not used)
64 VSS — Ground terminal
65 DIAT_XRST O DIAT reset (not used)
66 DIAT_XSCEN O DIAT chip enable (not used)
67 SRC_MODEO O Sampling rate convertor MODEO control (not used)
68 M_ST O LINK (Multi STEREO) control
69 TUNED I TUNER tuned input
70 ST_CLK O TUNER clock output
71 ST_DO I TUNER data input
72 ST_CE O TUNER chip enable output
73 ST_DI O TUNER data output
74 KEY INT I Wakeup from ECO mode by key input
75
RDS_CLK/MIC_CLK/
XM_ERR_IRQ
O Not used
76
RDS-DATA/MIC-DAT/
XM_COM_SEL
O Not used
77 XM_RESET O XM reset (not used)
78 DABSEL/XMSEL O XM clock select (not used)
79 V_SEL0 O VIDEO selector 0
80 V_SEL1 O VIDEO selector 1
81 TVSEL/V_SEL3 O TV control/VIDEO selector 3 (not used)
82 A_SEL0 O Audio selector 0
83 A_SEL1 O Audio selector 1
84 V_SEL2 O VIDEO selector 2
85 IO_CE O I/O expander IC chip enable
86 IO_RESET O I/O expander IC reset
87 IO_DI O I/O expander IC data output