Version 1.6
文字
/
图形
TFT LCD
控制器
RAiO TECHNOLOGY INC. 5/191 www.raio.com.tw
RA8875
7-3-1-2 内存读取光标 ............................................................................................................111
7-3-1-3 内存写入光标 ............................................................................................................111
7-3-1-4 文字写入光标 ............................................................................................................112
7-3-2 光标属性 ..............................................................................................................................112
7-3-2-1 游标闪烁 ...................................................................................................................112
7-3-2-2 游标的高度与宽度 .....................................................................................................113
7-3-3 图形显示 ..............................................................................................................................115
7-4 文字 .................................................................................................................. 116
7-4-1 内部文字内存.......................................................................................................................116
7-4-2 外部 Font ROM ...................................................................................................................121
7-4-3 CGRAM (Character Generation RAM 自建字库功能) ......................................................122
7-4-4 文字 90 度转向.....................................................................................................................124
7-4-5 文字放大与通透功能............................................................................................................124
7-4-6 文字换行 ..............................................................................................................................125
7-4-7 文字全型对齐.......................................................................................................................125
7-5 几何图案绘图引擎............................................................................................. 126
7-5-1 圆形输入 ..............................................................................................................................126
7-5-2 椭圆输入 ..............................................................................................................................127
7-5-3 曲线输入 ..............................................................................................................................128
7-5-4 方形输入 ..............................................................................................................................129
7-5-5 直线输入 ..............................................................................................................................130
7-5-6 三角形输入...........................................................................................................................131
7-5-7 圆角方形输入.......................................................................................................................132
7-6 BTE 引擎功能 (仅支援并列式MCU接口)........................................................... 133
7-6-1 选择BTE起始点位置及图层.................................................................................................136
7-6-2 BTE 操作说明......................................................................................................................136
7-6-2-1 BTE写入....................................................................................................................136
7-6-2-2 BTE读取....................................................................................................................136
7-6-2-3 BTE移动....................................................................................................................136
7-6-2-4 单色填满 ...................................................................................................................136
7-6-2-5 图案填满 ...................................................................................................................136
7-6-2-6 BTE通透填满 ............................................................................................................136
7-6-2-7 BTE通透写入 ............................................................................................................137
7-6-2-8 BTE通透移动 ............................................................................................................137
7-6-2-9 颜色扩充 ...................................................................................................................137
7-6-2-10 颜色移动 ...................................................................................................................137
7-6-3 BTE内存存取方式................................................................................................................138
7-6-3-1 区块内存读取 ............................................................................................................138
7-6-3-2 线性内存读取 ............................................................................................................138
7-6-4 BTE 功能说明......................................................................................................................139
7-6-4-1 BTE写入搭配光栅运算功能.......................................................................................139
7-6-4-2 BTE读取功能 ............................................................................................................141
7-6-4-3 BTE正向移动搭配光栅运算功能 ...............................................................................142
7-6-4-4 BTE反向移动搭配光栅运算功能 ...............................................................................144
7-6-4-5 BTE通透性写入功能..................................................................................................146
7-6-4-6 BTE正向通透性移动功能 ..........................................................................................148
7-6-4-7 图形显示填入搭配光栅运算功能 ...............................................................................149