參數(shù)資料
型號: LC74735W
文件頁數(shù): 24/50頁
文件大?。?/td> 175K
代理商: LC74735W
No. 7191-24/50
LC74735W
Command 31 (Main screen: horizontal display start position setting command)
First byte
DA0 to 7
Register
Content
Notes
State
Function
7
1
6
0
Command 3 identification code
5
1
Main screen: horizontal display start position setting
4
0
3
0
2
0
Extended command identification code 1
1
1
0
HPM8
(MSB)
0
1
Second byte
DA0 to 7
Register
Content
Notes
State
Function
7
HPM7
0
1
6
HPM6
0
The horizontal display start position, HSM, is given by:
1
5
HPM5
0
1
4
HPM4
0
1
3
HPM3
0
1
2
HPM2
0
Setting disable range
1
1
HPM1
0
1
0
HPM0
(LSB)
0
1
8
HSM = 1Tc
×
(
2
n
HPMn) +
α
n=0
α
= 57 Tc
Tc: The input clock frequency in operating mode.
QVGA : 00 to 0F HEX
WVGA : 00 to 07 HEX
Main screen
The horizontal display start position is specified by
the 9 bits HPM8:0.
The weight of the LSB is 1TC in QVGA mode, and
the weight of the LSB is 2TC in WVGA mode
This setting applies in screen units.
*
: This register is set to the all bits zero state when the IC is reset by the RST pin.
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