Sharp LM161 Series User Manual page 24

Dot-Matrix LCD Units
b. Direct Connection to 8-Bit Microprocessor
c. Interface with MC6805 Microprocessor
d. Interface with Z-80 Microprocessor
D
0
Z80
IORQ
22
VMA
φ
2
A
15
MC6800
A
0
R/W
D - D
0 7
A - A
0 7
MC6805
C
0
C
1
C
2
- D
7
A
0
A A
4
A B
5
A C LS138
6
A G A
7 2
G B
2
MI
G
RD
E
LCD UNIT
RS
R/W
DB - DB
8
0 7
LCD27-29
8
DB - DB
0 7
LCD UNIT
E
RS
R/W
LCD27-30
1 KΩ
Y
1
200
PF
DB - DB
0 7
RS
E
LCD
UNIT
R/W
LCD27-31
Display Unit User's Manual