參數(shù)資料
型號(hào)： LG240641-SFLYH6V
廠商： Electronic Theatre Controls, Inc.
英文描述： LCD Module
中文描述： 液晶顯示模塊
文件頁數(shù)： 20/31頁
文件大?。?/td> 319K
代理商： LG240641-SFLYH6V
LG240641-SFLYH6V - 20 -
5.8 Screen Peek
CODE
11100000
This command is used to transfer 1 byte displayed data to data stack, and this 1 byte data
can be read from MPU by data read command. So, logical combination data of text and
graphic display on LCD screen can be read by this command. Status (STA6) should be
checked just after Screen Peek command. If the address determined by Set Address
Pointer command is not in graphic RAM area, this command is ignored and status flag
(STA6) is set.
The flowchart for Screen Peek command
HEX.
E0H
FUNCTION
OPERAND
--
Screen Peek
Screen peek start
Set Address
Pointer
Screen peek E0H
Data access
Status check 1
END
(*) Status check STA6=0
Status check 1
STA0,1
(*)
NO
YES
(Note) This command is available when hardware column number and software column
number are the same. Software column number is related to Set Text Area and
Set Graphic Area command. Set TA=28H, GA=28H when using this command.
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