Alpine IVA-D100, Service Manual

Page: 97 / 119

IVA-D100/IVA-D100E
No. Symbol I/O Terminal Description
35 NAVI TX O TX signal output terminal to NAVI for UART communication.
36 NAVI RX I RX signal input terminal from NAVI for UART communication.
37 NAVI CONT I NAVI communication error recovery processing terminal.
38 NC - No connect terminal.
39 DDI I On-chip debug Data input terminal.
40 DDO O On-chip debug Data output terminal.
41 DCK I On-chip debug Clock input terminal.
42 DMS I On-chip debug Mode select signal input terminal.
43
I
46
47 Timer/Counter O Pulse output terminal to backlight inverter circuit.
48 NC - No connect terminal.
49 OSD RESET O RESET signal output terminal to OSD.
50 OSD CS O Chip Enable signal output terminal to OSD.
51 OSD SOUT O Serial data output terminal to OSD.
52 OSD CLK O Clock signal output terminal to OSD.
53 NC - No connect terminal.
54 V-MUTE O Video MUTE control output terminal.
55 NC - No connect terminal.
56 FORCE O Force Reactor signal output terminal.
57 BL PWM O PWM signal output terminal for backlight adjustment.
58
I
64
65 MDS
66 MDW
67 MDN
68 NC - No connect terminal.
69 BVSS - GND terminal.
70 BVDD - Power supply terminal.
71
I
75
76 FLMD1 O
at Flash (FLMD1) : Power supply terminal for Flash memory programming mode.
at Mask (IC) : GND connect terminal.
77 NC - No connect terminal.
78 BL OFF O
Backlight power supply control signal output terminal.
(Hi=ON(lighting off), Lo=OFF(lighting))
79 BL CANCEL I
Compulsive backlight lighting control input terminal. (Hi=lighting, Lo=usually)
(for design verification)
80
81
82 LCD/V5V CONT O LCD Visual 5V power supply control output terminal.
83 MONI+7V CONT O Visual system power supply control output terminal.
84 OSD+3.3V CONT O OSD IC power supply control output terminal.
85 FR/BL CONT O Force Reactor & Backlight Inverter power supply control output terminal.
86
87
88
NC - No connect terminal.
NC - No connect terminal.
O Screen mode control signal output terminal to Timing Control IC.
NC - No connect terminal.
NC - No connect terminal.
NC - No connect terminal.
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