80
XAV-A1
Pin No.
Pin Name
I/O
Description
87
/CS2
O
Chip select signal output terminal Not used
88
/CS3
O
Chip select signal output to the SD-RAMs
89
/CS Q2UGM
O
Chip select signal output to the graphic controller
90
/CS Q2REG
O
Chip select signal output to the graphic controller
91
/CS6
O
Chip select signal output terminal Not used
92
PANT+B
O
Power on/off control signal output for power antenna "H": power on
93
VSSQ
-
Ground terminal
94
NV BEEP
O
Initial screen state detection signal output to the system controller "L": initial screen state
95
VCCQ
-
Power supply terminal (+3.3V)
96
/RAS
O
Row address signal output to the SD-RAMs
97
PTD [1]
O
Not used
98
/CAS
O
Column address signal output to the SD-RAMs
99
/CASU
O
Not used
100
SEL SYNC
O
Sync selection signal output terminal "L": 10 MHz, "H": 9.6 MHz
101
/IOIS16
I
Not used
102
/BACK
O
Bus acknowledge signal output terminal Not used
103
/BREQ
I
Bus request signal input terminal Not used
104
/WAIT Q2
I
Hardware wait request signal input from the graphic controller
105
CARD_LED
O
Not used
106
ACC OFF
I
Accessory off notification signal input from the system controller "L": accessory off
107
NAVI OFF
I
Power off permission signal input from the system controller
108
FRDY
O
Ready signal output to the flash memory
109 to 112
AUDATA [0] to
AUDATA [3]
I
Not used
113
PTF [4]
I
Not used
114
TDI
I
Not used
115
VSS
-
Ground terminal
116
TCK
I
Not used
117
VCC
-
Power supply terminal (+1.9V)
118
TMS
I
Not used
119
/TRST
I
Not used
120
TDO
I
Not used
121
/ASEBRKAK
I
Not used
122
/ASEMDO
I
Not used
123
VCC_PLL1
-
Power supply terminal (+1.9V)
124
CAP1
-
External capacitor connection terminal
125, 126
VSS_PLL1,
VSS_PLL2
-
Ground terminal
127
CAP2
-
External capacitor connection terminal
128
VCC_PLL2
-
Power supply terminal (+1.9V)
129
MD1
I
Clock mode setting terminal Fixed at "H" in this set
130
VSS
-
Ground terminal
131
XTAL
O
System clock output terminal (14.7456 MHz)
132
EXTAL
I
System clock input terminal (14.7456 MHz)
133, 134
STATUS0,
STATUS1
O
Processor status signal output terminal
135
TCLK
I
Not used
136
PTE [7]
O
Not used
Содержание XAV-A1 - Av Center
Страница 115: ...115 XAV A1 MEMO ...
