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ST7624 Datasheet(PDF) 49 Page - Sitronix Technology Co., Ltd. |
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ST7624 Datasheet(HTML) 49 Page - Sitronix Technology Co., Ltd. |
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49 / 98 page ![]() ST7624 Ver 1.8 49/98 2006/08/15 (17)Read modify write in (RMWIN) Command: 1; Parameter: 0 (E0H) This command is used along with the column address set command, page address set command and read modify write out command. This function is used when frequently modifying data to specify a specific display area such as blinking cursor. First set a specific display area using the column and page address commands. Then, enter this command to set the column and page addresses at the start address of the specific area. When this operation is complete, the column (page) address won ’t be modified by the display data read command. It is incremented only when the display data write command is used. You can cancel this mode by entering the read modify write out or any other command. A0 RD RW D7 D6 D5 D4 D3 D2 D1 D0 Command 0 1 0 1 1 1 0 0 0 0 0 END Page address set Column address set Dummy read Data read Data write Is modification Complete Read-modify-write cycle NO YES (18)Read modify write out (RMWOUT) Command: 1; Parameter: 0 (EEH) Enter this command cancels the read modify write mode A0 RD RW D7 D6 D5 D4 D3 D2 D1 D0 Command 0 1 0 1 1 1 0 1 1 1 0 |
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