Sony CDX-MP80 Service Manual

14
CDX-MP80
4-1. IC PIN DESCRIPTIONS
• IC5 CXD9684R-004 (AUDIO INTERFACE) (SERVO BOARD)
Pin No. Pin Name I/O Pin Description
1 RESET I Reset input
2MIMD I CPU interface mode select signal input Connecting to +3.3 V in this set.
3 AD0 I CPU interface chip select signal input
4 AD1 I CPU interface latch pulse signal input
5 MIDIO (I2C SDA) I/O CPU interface data input/output
6 MICK (I2C SCL) I CPU interface clock signal input
7 AD2 I CPU interface acknowledge signal input
8 VDDT (3.3V) — Power supply pin (+3.3 V)
9 SDO O Data output
10 AD3 O Bit output
11 AD4 O LR clock output
12 SDI0 I Data input 0
13 BCKIA I Bit clock input A
14 LRCKIA I LR clock input A
15 AD5 I Data input 1
16 CE I Bit clock input B
17 OE I LR clock input B
18 VDD (2.5V) — Power supply pin (+2.5 V)
19 STANDBY I Standby mode control signal input
20 VSS (2.5GND) — Ground pin
21 VSSL (2.5GND) — Ground pin for DAC Lch
22 VRAL — Reference voltage pin for DAC Lch
23 LO O DAC Lch output
24 VDAL (2.5V) — Power supply pin (+2.5 V) for DAC Lch
25 VDAR (2.5V) — Power supply pin (+2.5 V) for DAC Rch
26 RO O DAC Rch output
27 VRAR — Reference voltage pin for DAC Rch
28 VSSR (2.5GND) — Ground pin for DAC Rch
29 TESTP I Test pin
30 CKS I VCO select signal input
31 AD12 O Address output 0
32 AD11 O Address output 1
33 AD10 O Address output 2
34 AD9 O Address output 3
35 VDDT (3.3V) — Power supply pin (+3.3 V)
36 AD8 O Address output 4
37 AD7 O Address output 5
38 AD6 O Address output 6
39 PO7 O Address output 7
40 VSS — Ground pin
41 AD13 I Flag input 0
42 AD14 I Flag input 1
43 WR I Flag input 2
44 AD16 I Flag input 3
45 AD15 I/O External interrupt signal input/output
46 IO0 I Data input 0
47 IO1 I Data input 1
48 VSS — Ground pin
49 IO2 I Data input 2
50 IO3 I Data input 3
51 IO4 I Data input 4
SECTION 4
DIAGRAMS

Sony CDX-MP80 Specifications

General

Brand	Sony
Model	CDX-MP80
Category	Car Receiver
Language	English