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參數(shù)資料
| 型號： | ML9042 |
| 廠商： | OKI SEMICONDUCTOR CO., LTD. |
| 英文描述： | DOT MATRIX LCD CONTROLLER DRIVER |
| 中文描述： | 點(diǎn)陣LCD控制器驅(qū)動(dòng) |
| 文件頁數(shù)： | 48/58頁 |
| 文件大?。?/td> | 558K |
| 代理商： | ML9042 |
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FEDL9042-01
OKI Semiconductor
ML9042-xx
48/58
Initial Setting of Instructions
(a) Data transfer from and to the CPU using 8 bits of DB
0
to DB
7
1)
Turn on the power.
2)
Wait for 15 ms or more after V
DD
has reached 2.7 V or higher.
3)
Set “8 bits” with the Function Setting instruction.
4)
Wait for 4.1 ms or more.
5)
Set “8 bits” with the Function Setting instruction.
6)
Wait for 100
μ
s or more.
7)
Set “8 bits” with the Function Setting instruction.
8)
Check the Busy Flag for No Busy (or wait for 100
μ
s or more).
9)
Set “8 bits”, “Number of LCD lines” and “Font size” with the Function Setting instruction.
(After this, the number of LCD lines and the font size cannot be changed.)
10) Check the Busy Flag for No Busy.
11) Execute the Display ON/OFF control Instruction, Display Clear Instruction, Entry Mode Setting
instruction and Arbitrator Display Line Setting Instruction.
12) Check the Busy Flag for No Busy.
13) Initialization is completed.
An example of instruction code for 3), 5) and 7)
RS
1
RS
0
R/
W
DB
7
DB
6
DB
5
1
0
0
0
0
1
DB
4
1
DB
3
×
DB
2
×
DB
1
×
DB
0
×
×
: Don’t Care
(b) Data transfer from and to the CPU using 4 bits of DB
4
to DB
7
1)
Turn on the power.
2)
Wait for 15 ms or more after V
DD
has reached 2.7 V or higher.
3)
Set “8 bits” with the Function Setting instruction.
4)
Wait for 4.1 ms or more.
5)
Set “8 bits” with the Function Setting instruction.
6)
Wait for 100
μ
s or more.
7)
Set “8 bits” with the Function Setting instruction.
8)
Check the Busy Flag for No Busy (or wait for 100
μ
s or longer).
9)
Set “4 bits” with the Function Setting instruction.
10) Wait for 100
μ
s or longer.
11) Set “4 bits”, “Number of LCD lines” and “Font size” with the Function Setting instruction. (After this,
the number of LCD lines and the font size cannot be changed.)
12) Check the Busy Flag for No Busy.
13) Execute the Display ON/OFF control Instruction, Display Clear Instruction, Entry Mode Setting
instruction and Arbitrator Display Line Setting Instruction.
14) Check the Busy Flag for No Busy.
15) Initialization is completed.
An example of instruction code for 3), 5) and 7)
RS
1
RS
0
R/
W
DB
7
1
0
0
0
DB
6
0
DB
5
1
DB
4
1
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PDF描述 |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| ML9042-54CVWA-5016 | 制造商:ROHM Semiconductor 功能描述:RHOML9042-54CVWA-5016 OKI LCD DRIVER |
| ML9044 | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:DOT MATRIX LCD CONTROLLER DRIVER |
| ML9044A | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:DOT MATRIX LCD CONTROLLER DRIVER |
| ML9044A-XXACVWA | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:DOT MATRIX LCD CONTROLLER DRIVER |
| ML9044A-XXBCVWA | 制造商:OKI 制造商全稱:OKI electronic componets 功能描述:DOT MATRIX LCD CONTROLLER DRIVER |
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