Pioneer AVH-P7800DVD/UC Service Manual page 266

Multi-cd control dsp high power dvd-a'dvd-v;vcd/cd/mp3/wma/aac/divx jpeg player with fm/am tuner
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1
Pin No.
Pin Name
58
CLKDAC
csdac@
59
60
VCC
A
csdac!
61
62
VSS
63
ROMCS
64
ROMDATA
65
ROMCLK
66
SARST
67-72
NC
73
SAREAD
74-78
NC
79
ASLSEL
SLADVD
80
81
SAMUTE
B
82
EMPH
83,84
PLLCS2,1
85
PLLSW
86
DIRMSSW
87,88
NC
89
SADATA
90
ASLMIC
91
DSPSTSIN
92
RDYTI
93
DSPBMODE
94
AVSS
C
95
DSENS
96
VREF
97
AVCC
98
RXTI
99
TXTI
100
CLKTI
PEG086A
26
D
50
E
F
266
1
2
Function and Operation
I/O
Format
DAC : Clock output
O
C
O
C
DAC 2 : Chip select(latch) output
Power supply for microcomputer
C
DAC 1 : Chip select output
O
C
GND
C
ROM correction : Chip select output
O
C
ROM correction : Data output
I/O
C
ROM correction : Clock output
O
C
O
C
Reset output for ASL
Not used
Spectrum analyzer lebel input sensing trigger
I
C
Not used
ASL function select input
I
C
I
C
Default value select input of DVD(SLA)
DSP : Mute status information of microcomputer
O
C
I
C
Emphasis information from MS4
CS output for MCK formation PLL 2,1
O
C
MCK formation PLL 2,1 route select SW
O
C
MCK,LRCK,BCK : Route select switch
O
C
Not used
I
C
Spectrum analyzer lebel input for ASL
Noise input for ASL
I
C
DSP : Boot/shutdown detection, runaway detection
I
C
DSP : Boot setting/SPI ready
I/O
C
DSP : Boot mode control
O
C
Analog GND
C
Detach sense input
I
C
C
Reference voltage
Analog power supply
C
DSP : Data input
I
C
DSP : Data output
O
C
DSP : Clock output
O
C
100
XC25BS5134MR, XC25BS5136MR
76
AVH-P7800DVD/UC
2
3
Format
C
N
CLK
VDD
IN
6
5
Counter
1 _
2
Fuse
11bit Pll
Select
1
2
CE
VSS
3
4
meaning
C MOS
Nch open drain
Q
1
4
I/M
(XN)
3
Q
0
4

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