參數(shù)資料
型號: HD66701
廠商: Hitachi,Ltd.
英文描述: Dot Matrix Liquid Crystal Display Controller/Driver(點陣液晶顯示控制器/驅(qū)動器)
中文描述: 點陣式液晶顯示控制器/驅(qū)動器(點陣液晶顯示控制器/驅(qū)動器)
文件頁數(shù): 49/69頁
文件大?。?/td> 352K
代理商: HD66701
HD66702/HD66701
49
Table 12
8-Bit Operation, 20-Digit
×
1-Line Display Example with Internal Reset
Step
No.
Instruction
RS
R/
W
DB7 DB6 DB5 DB4 DB3 DB2 DB1 DB0 Display
Operation
1
Power supply on (the HD66702 is initialized by the internal
reset circuit)
Initialized. No display.
2
Function set
0
0
0
0
1
1
0
0
*
*
Sets to 8-bit operation and
selects 1-line display and
character font. (Number of
display lines and character
fonts cannot be changed after
step #2.)
3
Display on/off control
0
0
0
0
0
0
1
1
1
0
_
Turns on display and cursor.
Entire display is in space mode
becauce of initialization.
4
Entry mode set
0
0
0
0
0
0
0
1
1
0
_
Sets mode to increment the
address by one and to shift the
cursor to the right at the time of
write to the DD/CGRAM.
Display is not shifted.
5
Write data to CGRAM/DDRAM
1
0
0
1
0
0
1
0
0
0
H_
Writes H. DDRAM already
been selected by initialization
when the power was turned on.
The cursor is incremented by
one and shifted to the right.
6
Write data to CGRAM/DDRAM
1
0
0
1
0
0
1
0
0
1
HI_
Writes I.
7
·
·
·
·
·
·
·
·
·
·
8
Write data to CGRAM/DDRAM
1
0
0
1
0
0
1
0
0
1
HITACHI_
Writes I.
9
Entry mode set
0
0
0
0
0
0
0
1
1
1
HITACHI_
Sets mode to shift display at
the time of write.
10
Write data to CGRAM/DDRAM
1
0
0
0
1
0
0
0
0
0
ITACHI _
Writes a space.
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