參數(shù)資料
型號: LC74761M
元件分類: 畫面疊加
英文描述: ON-SCREEN DISPLAY IC, PDSO30
封裝: MFP30S
文件頁數(shù): 18/20頁
文件大?。?/td> 242K
代理商: LC74761M
1
COMMAND0: Display Memory Write Address Setting Command
First data byte
Register content
DA0 to DA7
Register name
State
Function
Note
7
1
6
0
The command 0 identification code:
5
0
sets the display memory write address.
4
0
3
V3
0
1
2
V2
0
1
Display memory line address (from 0 to B (hexadecimal))
1
V1
0
1
0
V0
0
1
Second byte
Register content
DA0 to DA7
Register name
State
Function
Note
7
0
Second byte identification code
6
0
5
0
4
H4
0
1
3
H3
0
1
2
H2
0
Display memory character address (from 0 to 17 (hexadecimal))
1
H1
0
1
0
H0
0
1
Note: When the chip is reset by the RST pin, the register states (bits) are all cleared to 0.
2
COMMAND1: Display Character Data Write Setting Command
First byte
Register content
DA0 to DA7
Register name
State
Function
Note
7
1
When this command is entered, the
6
0
The command 1 identification code:
chip locks in display character write
5
0
sets the display memory write address.
mode until the CS pin is set high.
4
1
3
0
2
0
1
at2
0
Turns character attribute 2 off.
Specifies highlight or flashing.
1
Turns character attribute 2 on.
0
at1
0
Turns character attribute 1 off.
Specifies reverse video.
1
Turns character attribute 1 on.
No. 4846-7/20
LC74761, 74761M
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