12864液晶屏汇编程序

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1、12864液晶屏汇编程序[作者：佚名 

2、 转贴自：本站原创 

3、 点击数：211 

4、 更新时间：2005-3-28 

5、 文章录入：qwll20000]                       XCSBIT00H    ;显示器片选0=CS1,1=CS2      ;20H-2FH为位寻址区,位地址从00H-7FH                        BZPDBIT01H           ;0=上8X8半字,1=下8X8半字                        HHBZBIT02H             ;换行标志            

6、            HZDHBIT03H            ;0=显示汉字，1=显示动画                        LCD_RWBITP3.0                        LCD_DIBITP3.1                        LCD_E  BITP3.3                        LCD_CS1BITP3.5                        LCD_CS2BITP3.4                        LCD_OPENDATA30H          

7、              LCD_LINEDATA31H                        LCD_PAGEDATA32H                        LCD_Y    DATA33H                        YCPD     DATA34H           ;左右半屏溢出判断                        HHPD     DATA35H           ;换行判断                        XWPD     DATA36H            ;写完一整屏判断 

8、                       ORG0000H                        MOVSP,#40H                        SETBXCS                   ;选择CS2                        MOVLCD_OPEN,#01H          ;开显示器1,关显示器0                                 LCALLLCDOPEN                        MOVLCD_LINE,#00H         ;设置起始行  

9、                                         LCALLSETLINE                        MOVLCD_PAGE,#00H         ;设置页地址                                      LCALLSETPAGE                        MOVLCD_Y,#00H            ;设置列地址                                        LCALLSETY                       

10、 LJMPCLRST1                   CLR4:INCLCD_PAGE                 CLRST1:LCALLSETPAGE                        MOVR7,#40H                   CLR5:MOVA,#0FFH                ;显示校验                                             LCALLLCDWRDATA                        DJNZR7,CLR5                    

11、    MOVA,LCD_PAGE                        CJNEA,#07H,CLR4                        MOVLCD_LINE,#00H                        LCALLSETLINE                        MOVLCD_PAGE,#00H                        LCALLSETPAGE                        MOVLCD_Y,#00H                        LCALLSETY       

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