Pioneer avic-d1 Service Manual page 248

1
- Pin Functions (PE5478A)
Pin No. Pin Name
1 STOC
2 FCONT
A
csensout
3
4,5 NC
6 MTOS
7 STOM
8 TSCK
9 EVDD
10 EVSS
11 SWACPW
12 SYSPW
brst
13
bsrq
14
B
15 BSI
16 BSO
17 BSCK
18,19 VSELIN1,2
avonin
20
21 VPP
22 VCK
23 VDT
24 VST
25 MUTEVOL
26 RX
27 TX
C
28 IPPW
29 ASENBO
30 BRXEN
31 ROMDATA
32 ROMCLK
33 ROMCS
reset
34
35 XT1
36 XT2
37 REGC
38 X2
39 X1
D
40 VSS
41 VDD
42 PCL
43,44 PULSE0,1
45,46 MOT0,1
47 MOTPW
opensw
48
homesw
49
ejectsw
50
51 MUTENS
nosell
52
noselr
E 53
54 DRAMPW
55 CCON
56 IRQPW
57 SYSRST
58 BVDD
59 BVSS
60 ANTPW
61 ILMPW
62 FLAPILM
63 MEMOLED
dalmon
64
F
248
1
2
I/O Function and Operation
O Navigation microcomputer data output (UART)
O AM noise measures output
O Flap close sense output
Not used
I Monitor microcomputer data input (UART)
O Monitor microcomputer data output (UART)
Not used
Power supply
GND
O Monitor microcomputer power supply output
O System power supply output
O P-BUS : Reset output
I P-BUS : Communication request input
I P-BUS : Data input
O P-BUS : Data output
I/O P-BUS : Clock input/output
I AV-BUS : VSEL input 1,2
I AV-BUS : AVON input
VSS
O E. VOL : Clock output
O E. VOL : Data output
O E. VOL : Strobe pulse output
O E. VOL : Mute output
I IP-BUS : Data input
O IP-BUS : Data output
O IP-BUS : Driver power supply control output
O IP-BUS : ACC sense output
O P-BUS : Possible to receive output
Not used
Not used
Not used
I System reset input
Not used
Not used
Not used
Crystal oscillator connection pin
Crystal oscillator connection pin
GND
Power supply
Not used
I Pulse detect input 0,1
O Flap motor driver output 0,1
O Flap motor power supply output
I Flap angle OPEN position sense input
I Flap angle CLOSE position sense input
I Flap angle CD EJECT position sense input
O Mute output at the time of MIX
O Navigation voice Lch MIX control output
O Navigation voice Rch MIX control output
O Navigation control DRAMPW output
O Navigation control CCON output
O Navigation control IRQPW output
O Navigation control RSTOUT output
Power supply
GND
O Auto antenna control output
O Illumination power supply switch output
O Panel illumination switch output
O MEMO button LED control output
O Consumption current reduction output
AVIC-D1/UC
2
3
3
4
4