
MITSUBISHI MICROCOMPUTERS
M37207MF-XXXSP/FP, M37207M8-XXXSP
M37207EFSP/FP
SINGLE-CHIP 8-BIT CMOS MICROCOMPUTER for VOLTAGE SYNTHESIZER
and ON-SCREEN DISPLAY CONTROLLER
53
CSn1
0
1
0
1
Set Values of Character Size Register
CSn0
0
0
1
1
Character
Size
Minimum
Medium
Large
Extra large
Width (horizontal) Direction
T
C
: Oscillating Cycle for Display
1T
C
2T
C
3T
C
4T
C
Height (Vertical) Direction
Scanning Lines
1
2
3
4
Note:
The display start position in the horizontal direction is not affected by the character size. In other words, the horizontal display start
position is common to all blocks even when the character size varies with each block (refer to Figure 50).
Table 7. Relation between Set Values in Character Size Register and Character Sizes
Fig. 51. Character Size Register
b7 b6 b5 b4 b3 b2 b1 b0
Character size register (CS) [Address 00E4
16
]
B
Name
Functions
After reset
R W
Character Size Register
0, 1 Character size of block 1
selection bits
(CS10, CS11)
b1 b0
0 0 : Minimum size
0 1 : Medium size
1 0 : Large size
1 1 : Extra large size
Indeterminate
2, 3 Character size of block 2
selection bits
(CS20, CS21)
Indeterminate
R W
R W
6
Indeterminate
Nothing is assigned. This bit is a write disable bit.
When this bit is read out, the value is indeterminate.
R —
4, 5 Character size of block 2
selection bits
(CS30, CS31)
Indeterminate
R W
7
OUT signal output switch
bit
(CS7)
0 : OUT signal output
1 : MUTE signal output
(See note)
Indeterminate
R W
Note:
This erases a video signal on an entire screen.
b3 b2
0 0 : Minimum size
0 1 : Medium size
1 0 : Large size
1 1 : Extra large size
b5 b4
0 0 : Minimum size
0 1 : Medium size
1 0 : Large size
1 1 : Extra large size