參數(shù)資料
型號: LC74736PT
元件分類: 畫面疊加
英文描述: ON-SCREEN DISPLAY IC, PQFP100
封裝: 14 X 14 MM, TQFP-100
文件頁數(shù): 29/106頁
文件大?。?/td> 405K
代理商: LC74736PT
LC74736PT
No.A0569-29/106
9 COMMAND20 (System control setting command)
(1) First byte
Content
DA0 to 7
Register
State
Function
Notes
7
-
1
6
-
0
5
-
1
4
-
0
Command 2 identification code
System control settings
3
-
0
2
-
0
1
-
0
-
0
Sub-identification code 0
(2) Second byte
Content
DA0 to 7
Register
State
Function
Notes
0
Normal operation
7
TST
MD2
1
Test mode 2
Do not use test mode. This bit must always
be set to 0.
0
Normal operation
6
TST
MD1
1
Test mode 1
Do not use test mode. This bit must always
be set to 0.
0
5
SYS
RST
1
Reset all registers (All bits set to 0.)
The registers are reset when the CS pin is
low.
The reset state is cleared when the CS pin
goes high.
0
4
FRM
ERS
1
Erase FontRAM (Sets all values to 00.)
Applications must provide a wait time of
about 1ms.
Use DSPOFF to execute this operation.
0
3
CT
ERS
1
Erase the color table. (Sets all values to 00.)
Applications must provide a wait time of
about 1ms.
Use DSPOFF to execute this operation.
0
2
SRM
ERS
1
Erase sub-RAM. (Sets all values to 00.)
Wallpaper
Applications must provide a wait time of
about 1ms.
Use DSPOFF to execute this operation.
0
1
MRM
ER2
1
Erase main RAM. (Sets all values to 00.)
Main screen
Applications must provide a wait time of
about 1ms.
Use DSPOFF to execute this operation.
0
MRM
ER1
1
Erase main RAM. (Sets all values to 00.)
Main screen
Applications must provide a wait time of
about 1ms.
Use DSPOFF to execute this operation.
*: This resistor is set to the all bits zero state when the IC is reset by the RST pin.
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