Description Of Ic Terminal; Cde-9828Rb/Cde-9827R/ Cde-9827Rm/Cde-9827Rr - Alpine CDE-9828RB Service Manual

Description of IC Terminal

M30626FHPGP :
IC501
No. Symbol
1 NC
2 REMOCON DATA
3
NC
I
5
6 GND(BYTE)
7 GND(CNVss)
8
32.768kHz(NC)
9
10 RESET
11 6MHz
12 GND
13 6MHz
14 VCC
15 NMI
16 8V-DET
17 ACC-DET
18 BATT-DET
19 NC
20 V-CONT(BATT 3.3V CONT)
21 AMSD
22 NC
23 PULL-DOWN
24 CD RST
25 CD STBY
26 NC
27 PULL-DOWN
28 NC
29 RDS MON TXD
30 RDS MON RXD
31
NC
32
33 CD CMD
34 CD STS
35 CD SCK
36 LCD CE
37 LCD INH
38 NC
39 NC(PULL-UP)
40 NOSE PWR
41 LCD STB
42 LCD DO
43 LCD DI
44 LCD CLK
45 ENCODER2
46 ENCODER1
47 NC
48 PWR IC ON
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I/O
- No connect terminal.
I Remote control input terminal.
- No connect terminal.
- GND terminal.
- No connect terminal.
I System RESET input terminal.
O Crystal OSC connect terminal for main system clock OSC.
- GND terminal.
I Crystal OSC connect terminal for main system clock OSC.
- Power supply terminal.
- Pull-up connect terminal.
I 8V ON detection input terminal.
I ACC ON detection signal input terminal.
I BATT ON detection signal input terminal.
- No connect terminal.
O CD BATT 3.3V power supply control signal output terminal.
O SEEK STOP detection input terminal at AM. (H:Station ON)
- No connect terminal.
- Pull-down connect terminal.
O System RESET output terminal to CD u-COM. (Set up L at initialized.)
O Active stand-by request signal output terminal to CD u-COM.
- No connect terminal.
- Pull-down connect terminal.
- No connect terminal.
O RDS Monitor output terminal.
I RDS Monitor input terminal.
- No connect terminal.
O Serial DATA output terminal to CD Mechanism.
I Serial DATA input terminal from CD Mechanism.
O CD SCK output terminal.
O Chip enable signal output terminal to LCD Driver.
O INH signal output terminal to LCD Driver.
- No connect terminal.
- Pull-up connect terminal.
O NOSE arround power supply control signal output terminal.
O Shift register signal output terminal.
O Serial DATA signal output terminal to LCD Driver.
I Serial DATA signal input terminal from LCD Driver.
O Serial clock signal output terminal to LCD Driver.
I Encoder-2 input terminal.
I Encoder-1 input terminal.
- No connect terminal.
O POWER-IC stand-by control signal output terminal.
CDE-9828RB/CDE-9827R/
CDE-9827RM/CDE-9827RR
Terminal Description