FGZ000UF2
13
MICROCOMPUTER’S TERMINAL DESCRIPTION
Pin No.
Pin Name
I/O
Processing Operation Description
82
VCC3
-
Power supply
83
MD15
I/O
Memory data
84
MWE
O
Memory write pulse
85, 86
MRAS0, MRAS1
O
Lower selection signal
87
MLCAS
O
Lower column selection signal
88
MUCAS
O
Lower column selection signal
89
GND6
-
Ground
90
MOE
O
Memory read pulse
91~93
MA0~MA2
O
Memory address
94
VCC4
-
Power supply
95~98
MA3~MA6
O
Memory address
99
GND7
-
Ground
100~104
MA7~MA11
O
Memory address
105
GND8
-
Ground
106
CLK1
I
Display dot clock
107
VCC5
-
Power supply
108
FCLK
O
1/2 display dot clock
109
ODDF
I/O
Pulse indicating odd number field
110
GND9
-
Ground
111
DCLK
O
Display clock
112
CDE
O
Color detection
113
VCC6
-
Power supply
114
DISP
O
Display period pulse
115
CSYNC
O
Composite synchronization signal
116
GND10
-
Ground
117
HSYNC
O
Horizontal synchronization
118
VSYNC
O
Vertical synchronization
119~121
DD0~DD2
O
Display data
122
GND11
-
Ground
123~125
DD3~DD5
O
Display data
126
VCC7
-
Power supply
127, 128
DD6, DD7
O
Display data
129
GND12
-
Ground
130~134
DD8~DD12
O
Display data
135
GND13
-
Ground
136
DD13
O
Display data
137
VCC8
-
Power supply
138~141
DD14~DD17
O
Display data
142
CGND4
-
Ground
143
IRL
O
Interruption request
144
WAIT
O
CPU wait
