实验七 图形点阵显示实验.doc

实验七 图形点阵显示实验 一、实验目的与要求 了解图形液晶模块的控制方法；了解它与8088的接口逻辑；掌握使用图形点阵液晶显示字体和图形。 二、实验设备 STAR系列实验仪一套、PC机一台。 三、实验内容 1、12864J液晶显示器 (1) 图形点阵液晶显示器，分辨率为128X64。可显示图形和8×4个(16×16点阵)汉字。 (2) 采用8位数据总线并行输入输出和4条控制线。 (3) 指令简单，7种指令 2、实验过程 在12864J液晶上显示一段字，包括汉字和英文：“星研电子”、“STAR ES51PRO”、“欢迎使用”，三行字。 四、实验原理图 五、实验步骤 1、主机连线说明： A1区：CS、RW、RS、CS1/2 —— A3区：CS1、A0、A1、A2 2、运行程序，验证显示结果。 六、演示程序 .MODEL TINY WR_COM_AD_L EQU 0F004H ;写左半屏指令地址 WR_COM_AD_R EQU 0F000H ;写右半屏指令地址 WR_DATA_AD_L EQU 0F006H ;写左半屏数据地址 WR_DATA_AD_R EQU 0F002H ;写右半屏数据地址 RD_BUSY_AD EQU 0F001H ;查忙地址 RD_DATA_AD EQU 0F003H ;读数据地址 X EQU 0B8H ;起始显示行基址 Y EQU 040H ;起始显示列基址 FirstLine EQU 0C0H ;起始显示行 .STACK 100 .DATA ;-- 文字: 星 -- Line1_1 DB 00H,00H,0FCH,82H,82H,0AAH,2AH,0AAH,0AAH,0AAH,02AH, 02H,02H,0FCH,00H,00H DB 00H,0EEH,9BH,90H,98H,94H,95H,80H,80H,80H,95H,95H,95H,95H,0FFH,00H ;-- 文字: 研 -- Line1_2 DB 9EH,62H,02H,02H,02H,32H,0FEH,62H,02H,02H,32H,02H,02H,02H,62H,0DCH DB 03H,3CH,40H,40H,46H,40H,0F1H,8EH,80H,40H,7CH,80H,80H,80H,0FEH,03H ;-- 文字: 电 -- Line1_3 DB 00H,0F8H,04H,04H,44H,44H,06H,02H,02H,46H,44H,04H,04H,0F8H,00H,00H DB 00H,0FH,10H,10H,11H,11H,0F0H,80H,90H,91H,91H,8CH,84H,87H,0C8H,78H ;-- 文字: 子 -- Line1_4 DB 80H,40H,5EH,52H,52H,52H,32H,72H,82H,82H,42H,62H,52H,4CH,0C0H,00H DB 07H,04H,04H,04H,0FCH,8CH,8CH,80H,80H,7CH,04H,04H,04H,04H,07H,00H ;”STARES51PRO” Line2_1 DB 00H,70H,88H,08H, 08H,08H,38H,00H,00H,38H,20H,21H,21H,22H,1CH,00H Line2_2 DB 18H,08H,08H,0F8H,08H,08H,18H,00H,00H,00H,20H,3FH,20H,00H,00H,00H Line2_3 DB 00H,00H,0C0H,38H,0E0H,00H,00H,00H,20H,3CH,23H,02H,02H,27H,38H,20H Line2_4 DB 08H,0F8H,88H,88H,88H,88H,70H,00H,20H,3FH,20H,00H,03H,0CH,30H,20H Line2_5 DB 00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H,00H Line2_6 DB 08H,0F8H,88H,88H,0E8H,08H,10H,00H,20H,3FH,20H,20H,23H,20H,18H,00H Line2_7 DB 00H,70H,88H,08H,08H,08H,38H,00H,00H,38H,20H,21H,21H, 22H,1CH,00H Line2_8 DB 00H,0F8H,08H, 88H,88H,08H,08H,00H,00H,19H,21H,