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参数资料
| 型号： | ML9041-XXBCVWA |
| 厂商： | LAPIS SEMICONDUCTOR CO LTD |
| 元件分类： | 显示控制器 |
| 英文描述： | 17 X 100 DOTS DOT MAT LCD DRVR AND DSPL CTLR, UUC175 |
| 封装： | 10.62 X 2.55 MM, GOLD BUMP, DIE-175 |
| 文件页数： | 49/61页 |
| 文件大小： | 572K |
| 代理商： | ML9041-XXBCVWA |
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PEDL9041-03
1Semiconductor
ML9041-xxA/xxB
52/60
Initial Setting of Instructions
(a)
Data transfer from and to the CPU using 8 bits of DB
0 to DB7
1)
Turn on the power.
2)
Wait for 15 ms or more after V
DD has reached 2.5 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
s or more.
7)
Set “8 bits” with the Function Setting instruction.
8)
Check the Busy Flag for No Busy (or wait for 100
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 Mode Setting 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
0
DB
7
0
DB
6
0
DB
5
1
DB
4
1
DB
3
×
DB
2
×
DB
1
×
DB
0
×
×: Don’t Care
(b)
Data transfer from and to the CPU using 8 bits of DB
4 to DB7
1)
Turn on the power.
2)
Wait for 15 ms or more after V
DD has reached 2.5 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
s or more.
7)
Set “8 bits” with the Function Setting instruction.
8)
Check the Busy Flag for No Busy (or wait for 100
s or longer).
9)
Set “4 bits” with the Function Setting instruction.
10) Wait for 100
s or longer.
11) Set “4 bits”, “Number of LCD lines” and “Font size” with the Initial 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 Mode Setting 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
0
DB
7
0
DB
6
0
DB
5
1
DB
4
1
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