參數(shù)資料
型號(hào): MTV021
廠商: Electronic Theatre Controls, Inc.
英文描述: Enhanced Super On-Screen Display
中文描述: 增強(qiáng)超級(jí)屏幕顯示
文件頁(yè)數(shù): 7/17頁(yè)
文件大?。?/td> 205K
代理商: MTV021
7/17
MTV021 Revision 5.0 6/29/1999
MTV021
MYSON
TECHNOLOGY
row 0 to row 14, it is used to set character size to each respective row. If double width character is chosen,
only even column characters could be displayed on screen and the odd column characters will be hidden.
FIGURE 4. Memory Map
ADDRESS BYTE
b7
CRADDR - Define ROM character address.
ATTRIBUTE BYTE
b7
b6
-
BGR
BGR, BGG, BGB - These three bits define the color of the background for its relative address character. If all
three bits are clear, no background will be shown(transparent). Therefore, total 7 back-
ground color can be selected.
BLINK - Enable blinking effect while this bit is set to " 1 ". And the blinking is alternate per 32 vertical frames.
R, G, B - These three bits are used to specify its relative address character color.
1. Row Control Registers, (Row 0 - 14)
ROW #
COLUMN #
0 1 28 29
30
31
0
1
13
14
DISPLAY
REGISTERS
ROW
CTRL REG
R
E
S
E
R
V
E
D
ROW 15
COLUMN#
0 2
WINDOW1
3 5
WINDOW2
6 8
WINDOW3
9 11
WINDOW4
12 22
FRAME
CRTL REG
23 30
PWM D/A
CRTL REG
b6
b5
b4
b3
b2
b1
b0
CRADDR
MSB
LSB
b5
b4
BGB
b3
b2
R
b1
G
b0
B
BGG
BLINK
COLN 30
b7
-
b6
-
b5
-
b4
-
b3
-
b2
-
b1
CHS
b0
CWS
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