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參數(shù)資料
| 型號(hào)： | HD44780UBxxTF |
| 廠商： | Hitachi,Ltd. |
| 英文描述： | 320 x 240 pixel format, LED or CFL Backlight |
| 中文描述： | 點(diǎn)陣式液晶顯示控制器/驅(qū)動(dòng)器 |
| 文件頁(yè)數(shù)： | 42/59頁(yè) |
| 文件大?。?/td> | 316K |
| 代理商： | HD44780UBXXTF |
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HD44780U
42
Table 12
4-Bit Operation, 8-Digit
×
1-Line Display Example with Internal Reset
Step
No.
Instruction
RS
R/
W
DB7 DB6 DB5 DB4
Display
Operation
1
Power supply on (the HD44780U is initialized by the internal
reset circuit)
Initialized. No display.
2
Function set
0
0
0
0
1
0
Sets to 4-bit operation.
In this case, operation is
handled as 8 bits by initializa-
tion, and only this instruction
completes with one write.
3
Function set
0
0
0
0
0
0
0
0
1
*
0
*
Sets 4-bit operation and
selects 1-line display and 5
×
8
dot character font. 4-bit
operation starts from this step
and resetting is necessary.
(Number of display lines and
character fonts cannot be
changed after step #3.)
4
Display on/off control
0
0
0
0
0
1
0
1
0
1
0
0
_
Turns on display and cursor.
Entire display is in space mode
because of initialization.
5
Entry mode set
0
0
0
0
0
0
0
1
0
1
0
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.
6
Write data to CGRAM/DDRAM
1
0
0
1
0
1
1
0
0
0
0
0
H_
Writes H.
The cursor is incremented by
one and shifts to the right.
Note:
The control is the same as for 8-bit operation beyond step #6.
相關(guān)PDF資料 |
PDF描述 |
|---|---|
| HD44780 | Dot Matrix Liquid Crystal Display Controller/Driver |
| HD44780U | Dot Matrix Liquid Crystal Display Controller/Driver |
| HD44780UA00FS | 320 x 240 pixel format, CFL backlight available with power harness |
| HD44780UA00TF | 320 x 240 pixel format, CFL backlight available with power harness |
| HD44780UA02FS | 320 x 240 pixel format, CFL backlight available with power harness |
相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| HD44790 | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit CMOS Microcomputer |
| HD44795 | 制造商:HITACHI 制造商全稱:Hitachi Semiconductor 功能描述:4-Bit CMOS Microcomputer |
| HD44797E | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller |
| HD447-GM-358 | 功能描述:顯示開發(fā)工具 HD44780 CONTROLLER GADGETEER MODULE RoHS:否 制造商:4D Systems 產(chǎn)品:4Display Shields 工具用于評(píng)估:?OLED-160-G1, ?OLED-160-G2 接口類型:Serial 工作電源電壓:5 V |
| HD44801 | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:4-Bit Microcontroller |
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