Alpine CDM-9825RB Service Manual page 27

D789026GB :
IC201 (DP23S2A0)
No. Symbol
1 SW-D
2 SW-C
3 SW-B
4 LODM-
5 LODM+
6 DR MUTE
7
NC(GND)
I
12
13 VPP
14 X2
15 X1
16 VSS0
17 VDD0
18 /RESET
19 S-CONT
20 NC(GND)
21 SW-A
22 NC(GND)
23 L-ZERO
24 /CS
25 /STBY
26 CMD
27 STS
28 SCK
29 NC(GND)
30 /SRQ
31 R-ZERO
32 ZMUTE
33 /XTALEN
34 SI
35 SO
36 /SCK
37 NC(GND)
38 VDD1
39 VSS1
40 /STB
41 AO
42 /RST
43 RFOK
44 LIMIT SW
I/O
I SW-D input terminal for mechanism control.
I SW-C input terminal for mechanism control.
I SW-B input terminal for mechanism control.
O Loading Motor control output terminal.
O Driver IC Mute control output terminal.
- GND connect terminal.
- Pull-down connect terminal.
- Crystal OSC connect terminal. (4.19MHz)
- GND connect terminal.
- VDD connect terminal.
I Host I/F RESET signal input terminal.
O Servo power supply control output terminal.
- GND connect terminal.
I SW-A input terminal for mechanism control.
- GND connect terminal.
I DSP L-ch 0 data signal input terminal.
I Host I/F communication start/end signal input terminal.
I Host I/F STBY signal input terminal.
I Host I/F command input terminal.
O Host I/F status output terminal.
I Clock input terminal for Host I/F communication.
- GND connect terminal.
O Host I/F status request signal output terminal.
I DSP R-ch 0 data signal input terminal.
O Host I/F 0 data signal output terminal.
O DSP crystal OSC control output terminal.
O DSP serial data output terminal.
I DSP serial data/status signal input terminal.
O Clock output terminal for DSP serial data.
- GND connect terminal.
- VDD connect terminal.
- GND connect terminal.
O DSP data strobe signal output terminal.
O DSP command/parameter discrimination signal output terminal.
O DSP RESET signal output terminal.
I DSP RFOK signal input terminal.
I LIMIT-SW input terminal.
- 31 -
Terminal Description
TO SCHEMATIC
CDM-9825RB
TO CONTENTS