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APPENDIX
6.11 Mask ROM ordering method
GZZ–SH11–58B< 72A0 >
The structure of character ROM (divided of 12 16 dots font)
Example
Character code
Example
101A0
16
to
101AF
16
6-70
740 FAMILY MASK ROM CONFIRMATION FORM
SINGLE-CHIP MICROCOMPUTER M37221M8-XXXSP
MITSUBISHI ELECTRIC
"1A
"
16
Character
ROM1
b
b
b
b
b
b
b
b
7
6
5
4
3
2
1
0
0
1
2
3
4
5
6
7
8
9
A
B
C
D
E
F
7220 Group User's Manual
Character
ROM2
Example
109A0
00
16
to
04
16
109AF
04
16
0A
16
0A
16
11
16
11
16
11
16
20
16
20
16
3F
16
40
16
40
16
40
16
00
16
00
16
(3/3)
(Note)
Write the character code "00
to addreses 10000
to 10FFF
16
Write the character code "80
to addreses 11000
to 11FFF
16
b
b
b
b
b
b
b
7
6
5
4
3
2
1
16
0
1
16
2
3
4
5
6
7
F
16
8
9
A
B
C
D
E
F
" to "7F
"
16
16
.
16
" to "FF
"
16
16
.
16
b
0
F0
16
F0
16
F0
16
F0
16
F0
16
F0
16
F0
16
F0
16
F8
16
F8
16
F8
16
F4
16
F4
16
F4
16
F0
16
F0
16
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