LC74794 데이터 시트보기 (PDF) - SANYO -> Panasonic
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LC74794 Datasheet PDF : 30 Pages
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LC74794, 74794M
COMMAND0 (Display memory write address setup command)
First byte
DA
0 to 7
7
6
5
4
3
2
1
0
Register
—
—
—
—
V3
V2
V1
V0
State
1
0
0
0
0
1
0
1
0
1
0
1
Contents
Function
Command 0 identification code
Sets the display memory write address.
Display memory line address (0 to B hexadecimal)
Second byte
DA
0 to 7
7
6
5
4
3
2
1
0
Register
—
—
—
H4
H3
H2
H1
H0
State
0
0
0
0
1
0
1
0
1
0
1
0
1
Contents
Function
Second byte identification code
Display memory column address (0 to 17 hexadecimal)
Note: All registers are set to 0 when the LC74794/M is reset by the RST pin.
COMMAND1 (Display character data write setup command)
First byte
DA
0 to 7
7
6
5
4
3
2
1
0
Register
—
—
—
—
—
—
—
—
State
1
0
0
1
0
0
0
0
Contents
Function
Command 1 identification code
Sets up display character data write mode.
Notes
Notes
Notes
When this command is input, the LC74794/M
locks in the display character data write mode
until the CS1 pin goes high.
No. 5557-9/30
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