參數(shù)資料
型號(hào): LC74794
廠商: Sanyo Electric Co.,Ltd.
英文描述: On-Screen Display Controller LSI(用于屏幕顯示控制器規(guī)模集成電路(LSI))
中文描述: 屏幕顯示控制器芯片(用于屏幕顯示控制器規(guī)模集成電路(LSI)的)
文件頁(yè)數(shù): 9/30頁(yè)
文件大?。?/td> 217K
代理商: LC74794
No. 5557-9/30
LC74794, 74794M
COMMAND0 (Display memory write address setup command)
First byte
DA
0 to 7
7
6
5
4
Register
Contents
Notes
State
1
0
0
0
0
1
0
1
0
1
0
1
Function
3
V3
2
V2
1
V1
0
V0
Command 0 identification code
Sets the display memory write address.
Display memory line address (0 to B hexadecimal)
COMMAND1 (Display character data write setup command)
First byte
DA
0 to 7
7
6
5
4
3
2
1
0
Register
Contents
Notes
State
1
0
0
1
0
0
0
0
Function
Command 1 identification code
Sets up display character data write mode.
When this command is input, the LC74794/M
locks in the display character data write mode
until the CS1 pin goes high.
Second byte
Note: All registers are set to 0 when the LC74794/M is reset by the RST pin.
DA
0 to 7
7
6
5
Register
Contents
Notes
State
0
0
0
0
1
0
1
0
1
0
1
0
1
Function
Second byte identification code
4
H4
3
H3
2
H2
1
H1
0
H0
Display memory column address (0 to 17 hexadecimal)
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