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參數(shù)資料
| 型號： | UPD7225 |
| 廠商： | NEC Corp. |
| 英文描述： | PROGRAMMABLE LCD CONTROLLER/DRIVER |
| 中文描述： | 可編程LCD控制器/驅(qū)動 |
| 文件頁數(shù)： | 27/52頁 |
| 文件大?。?/td> | 289K |
| 代理商： | UPD7225 |
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Data Sheet S14308EJ6V0DS00
27
μ
PD7225
8.8 DISPLAY OFF
0
0
0
1
0
0
0
0
When this command is executed, the relationship of all common drive signals and segment drive signals enters
the non-select state. As a result, the display is turned off. Transferring display data from the data memory to the
display data latch is not affected by this command execution.
8.9 WITH SEGMENT DECODER
0
0
0
1
0
1
0
1
After this command is executed, input data is sent to the segment decoder, and the decoded code is written to the
data memory.
8.10 WITHOUT SEGMENT DECODER
0
0
0
1
0
1
0
0
After this command is executed, input data is written to the data memory without going through the segment
decoder.
8.11 LOAD DATA POINTER
1
1
1
D4 D3 D2 D1 D0
This command sets immediate data D4-D0 to the data pointer.
8.12 WRITE DATA MEMORY
1
1
0
1
D3 D2 D1 D0
This command stores immediate data D3-D0 to the data memory addressed by the data pointer, and increments
(+1) the contents of the data pointer.
8.13 OR DATA MEMORY
1
0
1
1
D3 D2 D1 D0
This command ORs the contents of the data memory addressed by the data pointer and immediate data D3-D0,
and stores the result to the data memory, then increments (+1) the contents of the data pointer.
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