Kenwood KNA-DV2200 Service Manual page 10

KNA-DV2200
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No. Pin Name
98 WE6/CAS6/DQM6
99 VDDQ
100 VSSQ
101 WE7/CAS7/DQM7/REG
102 D23
103 D24
104 D22
105 RXD
106 DREQ0
107 DREQ1
108 D25
109 D21
110 D26
111 D20
112 D27
113 VDDQ
114 VSSQ
115 D19
116 D28
117 VDD
118 VSS
119 D18
120 D29
121 D17
122 D30
123 D16
124 D31
125 VDDQ
126 VSSQ
127 D55
128 D56
129 D54
130 D57
131 D53
132 D58
133 D52
134 D59
135 VDDQ
136 VSSQ
137 D51
138 D60
139 D50
140 D61
141 D49
10
I/O Description
O
- Positive power supply connection terminal (+3.3V)
- GND connection terminal
O
I/O Data bus
I/O Data bus
I/O Data bus
I
I
I
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
- Positive power supply connection terminal (+3.3V)
- GND connection terminal
I/O Data bus
I/O Data bus
- Positive power supply connection terminal (+1.8V)
- GND connection terminal
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
- Positive power supply connection terminal (+3.3V)
- GND connection terminal
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
- Positive power supply connection terminal (+3.3V)
- GND connection terminal
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
I/O Data bus
Processing Operation
Not used (N.C.)
Connected to VCC3 lines.
Connected to GND lines.
Not used (N.C.)
Not used (N.C.)
Not used (pull up to VCC3 lines)
Not used (pull up to VCC3 lines)
Connected to VCC3 lines.
Connected to GND lines.
Connected to VCC1.8 lines.
Connected to GND lines.
Connected to VCC3 lines.
Connected to GND lines.
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Connected to VCC3 lines.
Connected to GND lines.
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)