Pioneer AVH-P7800DVD/UC Service Manual page 268

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Pin No. Pin Name
72 AVdd0
73 PNLADCRT
74,75 KDT1,0
A
76 TEMPSEN
77 NC
78 PNLADY
79 PNLADX
80 LSEN
81 Vdd
82 Vss
stest
83
84 NMI
85 FSCWIDE
DACCLK
86
87 EPRCS
B
88 EPRCLK
89 EPRDO
90 EPRDI
wait
91
92 GDCPW
gdcres
93
wr
94
rd
95
uwr
96
lwr
97
98 EVdd
C
99 EVss
monadjrst
100
monadj
101
stest@
102
cs$
103
cs#
104
105 LSWVDD
106 TESTIN
107 DACDI
108 DACLD
109 ROMCS
110 ROMCK
D
111 ROMDATA
EVdd
112
113 EVss
114 A25
115-123 A24-16
124 Vdd
125 Vss
126-133 A15-8
134 EVdd
135 EVss
136-142 A7-1
143 A0
E
144 D15
PE5534A
1
F
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268
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Function and Operation
I/O
A/D converter positive power supply(3.3 V)(reference voltage terminal)
I Touch screen offset voltage input
Key data input 1,0
I
Temperature sense input
I
Not used
Touch screen Y direction input
I
Touch screen X direction input
I
Lens sense analog input
I
Positive power supply(2.5 V) for each internal unit
GND
Monitor stand-alone mode input for aging
I
NMI input
I
FSC pull-in range setting(L : NORMAL, H : WIDE)
I
O DAC : Clock output
EEPROM : Chip select output
O
O EEPROM : Clock output
EEPROM : Data output
O
EEPROM : Data input
I
GDCWAIT input
I
GDCIC power supply output
O
O GDCIC flash memory reset output
External ROM write output
O
External ROM/RAM read output
O
External RAM write output(upper)
O
External RAM write output(lower)
O
Positive power supply(3.3 V) for ports
GND for ports
I Monitor adjustment data initialize mode input
Monitor adjustment mode input
I
Touch screen test mode input
I
GDC UGM space access output
O
External ROM chip select output
O
LCD microcomputer power supply control output
O
Chip check test program input/test enable terminal
I
O DAC : Data output
DAC : Data loading trigger output
O
ROM correction : Chip select output
O
ROM correction : Clock output
O
ROM correction : Data input/output
I/O
Positive power supply(3.3 V) for ports
GND for ports
O External RAM address bus
External ROM/RAM address bus
O
Positive power supply(2.5 V) for each internal unit
GND
External ROM/RAM address bus
O
Positive power supply(3.3 V) for ports
GND for ports
External ROM/RAM address bus
O
Not used
O
External ROM/RAM data bus
I/O
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AVH-P7800DVD/UC
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