Alpine CDA-9852RB Service Manual page 46

No. Symbol
85 RDS SDA
86 RDS SCL
87 HI TEMP
88 DISC IN
89 M/P
90 S/M
91 REMO1(NC)
92 QUALY(NC)
93 ADJCH
94 AVSS
95 REMO2(NC)
96 VREF
97 AVCC
98 LCD DI
99 LCD DO
100 LCD CLK
TMP91CP27UG :
IC104 (DP23S8DA)
No. Symbol
1 VREFL
2 NC(PULL-DOWN)
3 E2CE(PULL-DOWN)
4
NC(PULL-DOWN)
5
6 QDATAF
7 /FIN
8 REQ
9 /FOUT
10 NC(PULL-DOWN)
11 TXD(PF_IS)
12 RXD(PF_IS)
13 NC(PULL-DOWN)
14 TXD(FLASH)
15 RXD(FLASH)
16 NC(PULL-DOWN)
17 AM0(PULL-UP)
18 DVCC
19 X2
20 DVSS
21 X1
22 AM1(PULL-UP)
23 /RESET
24
NC
25
26 NC(PULL-DOWN)
27 NC
I/O
I/O Serial data input/output terminal to RDS Decoder.
O Serial clock output terminal to RDS Decoder.
I CD HI-TEMP input terminal.
I CD DISC-IN detection signal input terminal.
I Multi-path input terminal.
I TUNER S/M level input terminal.
- No connect terminal.
I ADJCH signal input terminal.
- GND terminal of A/D Converter.
- No connect terminal.
- Reference voltage input terminal of A/D Converter.
- Power supply input terminal of A/D Converter.
I Data input terminal from LCD Driver.
O Data output terminal to LCD Driver.
O Clock output terminal to LCD Driver.
I/O
- GND connect terminal for system BATT.
- Pull-down connect terminal.
O TEXT DATA confusion sync. signal output terminal for HOST interface.
I Frame input terminal from HOST u-COM.
I REQ signal input terminal for Decoder (TC94A20F) interface.
O Frame output terminal to HOST u-COM.
- Pull-down connect terminal.
O UART output terminal to HOST u-COM.
I UART input terminal from HOST u-COM.
- Pull-down connect terminal.
O UART output terminal for Flash u-COM rewriting.
I UART Input terminal for Flash u-COM rewriting.
- Pull-down connect terminal.
- Pull-up connect terminal.
- BATT+3.3V power supply connect terminal.
O Crystal OSC connect terminal.
- GND connect terminal for system BATT.
I Crystal OSC connect terminal.
- Pull-up connect terminal.
I RESET input terminal.
- No connect terminal.
- Pull-down connect terminal.
- No connect terminal.
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CDA-9852RB/CDA-9852RR/
Terminal Description
Terminal Description
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CDE-9850Ri
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