Pioneer DEH-2096ZRN Service Manual page 55

7.2 IC
- Pin Functions (PD5057A)
Pin No. Pin Name
1–3 NC
4 AVSS
5 NC
6 EDTIN
7 AVref1
8 AM
9 FM
10 ECE
11 PDI
12 PDO
13 PCK
14 PCE
currq
15
16 BSI
17 BSO
18 BSCK
19 SD
20 MUTCNT
21 BSRQ
22 HKD2
23 HKD0
24 HKD1
25 RDSLK
26 RDT
27 NC
28 MDSENS
29 DRST
30 RECIVE
31 SK
32 ERROR
33 VSS
34 EVDT
35 EVCK
36 VST
37-39 HKST0-2
tmute
40
41 BRST
42 NC
43 BINH
44 BRXEN
45 PEE
46 NC
47 RDS57K
48 SYSPW
mute
49
50 SWVDD
51–55 KST0-4
56–59 KDT0-3
reset
60
61 LDET
62 RCK
63 ST
asens
64
bsens
65
66 CDEJ
67 ADPW
I/O Function and Operation
Not used
A/D GND
Not used
I NV RAM data input
D/A converter standard voltage
O AM power control output
O FM power control output
O Chip enable output for EEPROM
I Data input from PLL IC
O Data output for PLL IC
O Serial clock output for PLL IC
O Chip enable output for PLL IC
O Tuner voltage FIX output
I P-BUS serial data input
O P-BUS serial data output
I/O P-BUS serial clock input/output
I SD input
I NF mute control input
I P-BUS service request input pin
I Key input 2 from steering wheel remote control
I Key input 0 from steering wheel remote control
I Key input 1 from steering wheel remote control
I RDS LK signal input
I RDS demodulation data input
Not used
I Modulation detect input
O RDS decoder reset output
During RDS data reception
I SK signal input
Disapprove of error correction
GND
O Electric volume serial data output
O Electric volume serial clock output
O Strobe pulse output for electronic volume
O Key strobe output for steering wheel remote control 0-2
O Tuner mute output
O P-BUS reset output
Not used
O P-BUS display inhibit output pin
I P-BUS reception enable input pin
O Beep tone output
Not used
I RDS 57kHz signal input
O System power supply control output
O Mute output
O Power supply control output
O Key strobe output 0-4
I Key data input 0-3
I Reset input
I PLL lock sense input
I RDS demodulation clock input
I FM stereo input
I ACC power sense input
I Back up power sense input
I CD eject key sense input
O Control output for A/D converter
DEH-2096ZRN
55