MITSUBISHI MICROCOMPUTERS
M35046-XXXSP/FP
SCREEN CHARACTER and PATTERN DISPLAY CONTROLLERS
(9) Address 128
16
Contents
DA
Register
Status
0
0
BCOL
1
__
Remarks
Function
Blanking of BLK0, BLK1
All raster blanking
Synchronize with the leading edge of horizontal synchronization.
Synchronize with the trailing edge of horizontal synchronization.
Do not mask by VERT input signal
Mask by VERT input signal
VERT pin is negative polarity
VERT pin is positive polarity
HOR pin is negative polarity
HOR pin is positive polarity
BLK
1
0
0
1
1
0
0
1
0
1
Sets all raster blanking
0
1
0
1
B/F
Synchronize with the front porch or
back porch of the horizontal
synchronazation signal.
This register has or do not have mask
at phase comparison operating.
2
VMASK
1
0
Set VERT pin polarity.
3
POLV
1
0
Set HOR pin polarity.
4
POLH
1
0
5
BLK0
1
0
Blanking mode
Matrix-outline size
Character size
Border size
Matrix-outline size
Set blanking mode. (Note 1)
An example of blanking mode at
BCOL = 鈥?鈥? DSPn = 鈥?鈥?(n = 0 to 11)
shown left.
6
BLK1
1
0
Border display of character
Shadow display of character
RAM not erased
RAM erased
Oscillation of clock for display
Stop the oscillation of clock for display
Display OFF
Display ON
BLINK
1
0
0
1
1
0
0
1
0
1
(Note 2)
7
SYAD
1
0
8
RAMERS
1
0
There is no need to reset because
there is no register for this bit.
9
STOP
1
0
R, G, B and BLNK0 output can be
altered.
Display can be altered.
A
DSPON
1
0
Blinking duty ratio can be altered.
Duty
Blinking OFF
25%
50%
75%
B
BLINK0
1
0
C
BLINK1
1
0
Divided into 64 of vertical synchronous signal
Divided into 32 of vertical synchronous signal
It should be fixed to 鈥?鈥?
Test mode
2: Refer to DISPLAY FORM 3
Blinking frequency can be altered.
D
BLINK2
1
0
E
TEST13
1
Notes 1: Refer to DISPLAY FORM 1
13