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LM2068R-3 Scheda tecnica(PDF) 8 Page - Shenzhen TOPWAY Technology Co., Ltd |
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LM2068R-3 Scheda tecnica(HTML) 8 Page - Shenzhen TOPWAY Technology Co., Ltd |
8 / 12 page TOPWAY LCD Module User Manual LM2068R-3 URL: www.topwaydisplay.com www.topwaysz.com Document Name: LM2068R-3-Manual-Rev0.1.DOC Page: 8 of 12 4.4 Control Data and Command The LCD module setting is controlled by the internal Register Values. The Register Address and Register Value should be issued in sequence and they are addressed as Control Data. A full command sequence should be as follow. Steps /RD /WR RS Data (DB0~ DB7) 1 st 1 0 0 Register Address 2 nd 1 0 0 Register Value 4.5 Register Table Summary Reg. Add Reg. Name R/W Descriptions 00h WLCR R/W PW1~PW0 : Power Mode 11=Normal Mode; 00=Off Mode SR : Software Reset 1=reset all register (except DDRAM); 0=normal operation CG : Display mode selection 1=Character Mode; 0=Graphic Mode DP : Display on off control 1=normal display; 0=display off BK : Full screen blinking control 1=blinking (blink time is set by CBTR); 0=normal; DV : Full screen inverse control 1=normal; 0=inversed 01h MISC R/W CKN : Clock output Control (not applicable) 1=enable; 0=disable PLR : Interrupt and Busy Polarity (not applicable) 1=active High; 0=active low CKB1~CKB0 : Clock Speed Selection 00=3MHz; 01=4MHz; 10=8MHz; 11=12MHz 02h APSR R/W SP1~SP0 : ROM/RAM reading speed 00=speed0; 01=speed1; 10=speed2; 11=speed3 ORA : Font ROM Readable 1=enable; 0=disable SRFS : Scrolling Reset for Start 1=enable; 0=disable 03h ADSR R/W DADR : Display RAM Order (byte) 1=reverse; 0=normal AUCM : Common Auto Scrolling 1=enable; 0=disable AUSG : Segment Auto Scrolling 1=enable; 0=disable Common or Segment Scrolling Selection 1=Segment Scrolling; 0=Common Scrolling 10h WCCR R/W ARI : Auto-increase Cursor Position (in reading DDRAM operation) 1=enable; 0=disable ALG : Chinese/English char alignment 1=enable; 0=disable WDI : Store Current Data to DDRAM 1=directly; 0=invertly WBC : Set Bold font (char mode only) 1=bold; 0=normal AIX : Auto-increase Cursor Position (in writing DDRAM operation) 1=enable; 0=disable CP : Cursor display control 1=on; 0=off CK : Cursor blink control 1=blinking; 0=no blinking CSD : Set cursor width 1=auto adjust, 0=fix width 11h DWLR R/W CR3~CR0 : Cursor Height DY3~DY0 : Line Distance |
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