单击此处编辑母版标题样式单击此处编辑母版文本样式第二级第三级第四级第五级第五章液晶点阵屏接口及存储器扩展技术5.1显示RAM极其扩展显示复杂的图形高速数据采集下面情况都需要大容量的RAMA1A0A2A3A4A5A6A7A8A9A10A11A12A13A14A15A16OEWECS1A18A17D0D1D2D3D4D5D6D7A1A0A2A3A4A5A6A7A8A9A10A11A12A13A14A1