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QT-MP5W
IC701 92L31087764057 LC87F7C64C ( MICRO COMPUTER IC ) (2/3)
PIN DESCRIPTION
Pin
Pin Name
58
SYNC_REC
59
JOG-
60
JOG-
61
COM1
62
COM2
63
COM3
64
COM4
65
P_PCON
66
VSS3
67
VDD3
68
AMUTE
69
P_TU
70
P_CD
71
CLK_SHIFT
72
TR_M-
73
TR_M+
74
CD_RST
75
CD_CE
76
TUEV_CE
77
CD_CMD
78
CD_DATA
79
CD_CLK
80
TUEV_DO
Input/Output
Input/Output
Config
Input
ex-PU
Input
ex-PU
Input
ex-PU
Output
Output
Output
Output
Output
CMOS
Output
Output
Output
CMOS
Nch(ex-PU on
Output
MCU board)
Nch(ex-PU on
Output
MCU board)
Nch(ex-PU on
Output
MCU board)
Nch(ex-PU on
Output
CD board)
Nch(ex-PU on
Output
CD board)
Nch(ex-PU on
Output
MCU board)
Nch(ex-PU on
Output
MCU board)
Output
CMOS
Output
CMOS
Nch(w/PU on CD
Input
board)
Output
CMOS
NO PU(ex-PU on
Input
Tuner board)
3
Description
Mech Deck Sync Rec
JOG vol input
JOG vol input
COM-4 Pin connect to LCD PANEL
Main power control (H:power on)
Connect to VSS3
Connect to VDD3
For CD and P-AMP audio muting (H:mute active)
Tuner power control (H:Tuner power on)
CD power control (H:CD power on)
Clock shift (impedance changing)
For CD door close (H:close)
For CD door open (H:open)
CD reset (L:reset)
CD Chip enable (H:active)
Tuner chip enable (H:active)
CD data in (out from HOST) (normal High)
CD data out (read into HOST) (normal High)
CD serial clock (from Sub-MCU) (normal High)
Data-in for PLL (normal Low)
7 – 7
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