Pioneer DEH-P550MP Service Manual page 63

5
- Pin Functions(PD5800A)
Pin No. Pin Name
1 SYSPW
2 DORAON
3-5 NC
6 BYTE
7 CNVSS
8 TELIN
9 NC
10 RESET
11 XOUT
12 VSS
13 XIN
14 VCC
15-18 NC
19 RX2
20 LCDPW
21 NC
22 PEE
23 NC
24 BRST
25 BRXEN
26 BSRQ
27 RX
28 TX
29 BSO
30 BSI
31 BSCK
32 NC
33 DPDT
34 KYDT
35, 36 ROT1, 0
37 PCL
38 SWVDD
dsens
39
40 FLPILM
41 ILMPW
42 EJTIN
43-55 NC
56 CSENSOUT
57 EMUTE
58, 59 NC
60 VCC
61 NC
62 VSS
63-66 NC
67 DALMON
68 NC
tunpce@
69
70 TUNPCE
romcs
71
asens
72
bsens
73
74 ROMCK
75 ROMDATA
76 VST
77 VDT
78 VCK
79 IPPW
80 ASENBO
isens
81
82-84 NC
5
6
I/O Function and Operation
O System power control output
O Tuner unit power supply output
Not used
I External data bus width change input
I Processor mode change input
I TEL : Cellular mute input
Not used
I Reset input
O Clock output
I GND
I Clock input
I Power supply input
Not used
I IPBUS : Input 2
O Back light power supply output
Not used
O PEE sound output
Not used
O PBUS : Reset output
I/O PBUS : Communication input/output
I PBUS : Communication demand input
I IPBUS : Input
O IPBUS : Output
O PBUS : Output
O PBUS : Input
O PBUS : Clock
Not used
O GRILL : Data output
I GRILL : Data input
I Rotary encoder pulse input1, 0
O Output for clock adjustment
O GRILL : Chip enable output
I Detach sense input
O Illumination output inside flap
O Illumination output
I Eject key input
Not used
O CSENS state output(H : FLAP open)
O EVOL : Mute output
Not used
I Power supply input
Not used
I GND
Not used
O For consumption current reduction
Not used
O TUNER : Chip enable output(EEPROM)
O TUNER : Chip enable output(PLL)
O ROM correction : Chip select
I ACC sense
I Back up sense
O ROM correction : Clock output
I/O ROM correction : Data input/output
O EVOL : Strobe output
O EVOL : Data output
O EVOL : Clock output
O IPBUS : Driver power supply control output
O IPBUS : Slave ACC sense output
I Illumination sense input
Not used
DEH-P550MP/XN/UC
6
7
7
8
A
B
C
D
E
F
63
8