参数资料
型号: LC74760
元件分类: 画面叠加
英文描述: ON-SCREEN DISPLAY IC, PDIP30
封装: SDIP-30
文件页数: 4/14页
文件大小: 280K
代理商: LC74760
Second byte
Register content
DA0 to DA7
Register name
State
Function
Note
7—
0
Second byte identification code
6—
0
5—
0
4—
0
3
IOS
0
Sets the mode setting pin to be an input pin.
Switches the input/output direction of
1
Sets the mode setting pin to be an output pin.
the mode setting pins. (11 pin to 14 pin)
2
BCOL1
0
Determines whether a background color
1
is displayed. (Only valid in internal
1
BCOL0
0
synchronization mode.)
1
0
CBOFF
0
Outputs a color burst signal.
Only valid when either BCOL0 is 1 or
1
Stops the output of color burst signals.
BCOL1 is 1.
Note: When the chip is reset by the RST pin, the register states (bits) are all cleared to 0.
8
COMMAND7: Display Control Setting Command 4
First byte
Register content
DA0 to DA7
Register name
State
Function
Note
7—
1
6—
1
The command 7 identification code:
5—
1
sets display control parameters.
4—
1
3—
0
2—
0
1—
0
LINS
0
Selects the lower 6 bits (bits 0 to 5)
Selects the upper or lower six bits when
1
Selects the upper 6 bits (bits 6 to B)
halftone output line mode is specified.
Second byte
Register content
DA0 to DA7
Register name
State
Function
Note
7—
0
Second byte identification code
6—
0
5
LIN5
0
Turns off (low) sixth line halftone output.
Used for the line 12 setting when LINS
1
Turns on (high) sixth line halftone output.
is high.
4
LIN4
0
Turns off (low) fifth line halftone output.
Used for the line 11 setting when LINS
1
Turns on (high) fifth line halftone output.
is high.
3
LIN3
0
Turns off (low) fourth line halftone output.
Used for the line 10 setting when LINS
1
Turns on (high) fourth line halftone output.
is high.
2
LIN2
0
Turns off (low) third line halftone output.
Used for the line 9 setting when LINS is
1
Turns on (high) third line halftone output.
high.
1
LIN1
0
Turns off (low) second line halftone output.
Used for the line 8 setting when LINS is
1
Turns on (high) second line halftone output.
high.
0
LIN0
0
Turns off (low) first line halftone output.
Used for the line 7 setting when LINS is
1
Turns on (high) first line halftone output.
high.
Note: When the chip is reset by the RST pin, the register states (bits) are all cleared to 0.
No. 4453-12/14
LC74760, 74760M
BCOL1
BCOL0
Background color
00
Background color displayed
01
No background color (about 15 IRE)
10
No background color (about 25 IRE)
11
Illegal value
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