參數(shù)資料
型號: LC74772V
元件分類: 畫面疊加
英文描述: ON-SCREEN DISPLAY IC, PDSO24
封裝: SSOP-24
文件頁數(shù): 7/17頁
文件大?。?/td> 173K
代理商: LC74772V
No. 5159-15/17
LC74772V
Second byte
Note: This register is set to 0 on a reset (either by the RST pin or by a command reset).
12
COMMAND 14 (Display RAM setup data)
First byte
Register content
DA0 to DA7
Register name
State
Function
Note
7
C7
0
1
6
C6
0
1
5
C5
0
1
4
C4
0
1
3
C3
0
1
2
C2
0
1
C1
0
1
0
C0
0
1
Character code setting
There are 256 characters (00 to FF hexadecimal).
FE hexadecimal is handled as blank data.
Nothing is displayed, whatever the other conditions are set to.
FF hexadecimal functions as the transfer termination code for
character-code-only continuous transfers.
Continuous transfer mode is set up by setting the data 0 bit
(DATAFMT) in COMMAND 2 to 1.
Register content
DA0 to DA7
Register name
State
Function
Note
7
1
6
1
Command 14 identification code
5
1
4
BLK
0
1
Blinking character specification
3
RV
0
1
Reverse video character specification
2
R
0
1
R output specification (system 3 output in 4-system output mode)
1
G
0
1
G output specification (system 2 output in 4-system output mode)
0
B
0
1
B output specification (system 1 output in 4-system output mode)
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