Character/Graphic TFT LCD Controller
RAiO TECHNOLOGY INC. 4/261 www.raio.com.tw
4.1 并列主控端接口 (25 引脚) ...................................................................................................... 18
4.2 串行主控端接口 (与并列主控端接口) ...................................................................................... 19
4.3 SERIAL FLASH 或 SPI MASTER 接口 (14 引脚) ........................................................................ 19
4.4 PWM 接口 (2 引脚) ................................................................................................................ 21
4.5 键盘扫描 (10 引脚) ................................................................................................................. 21
4.6 LCD 屏幕数字接口 (28 引脚) .................................................................................................. 22
4.7 频率与复位与测试模式 (6 引脚) ............................................................................................. 23
4.8 电源与接地 ............................................................................................................................. 23
5. AC/DC 特性 ................................................................................................................... 24
5.1 最大范围限制 ......................................................................................................................... 24
5.2 DC 特性 .................................................................................................................................. 24
6. 频率与复位 ..................................................................................................................... 26
6.1 频率........................................................................................................................................ 26
6.1.1 频率架构 ................................................................................................................................................. 26
6.1.2 PLL 设定 ................................................................................................................................................. 27
6.2 复位........................................................................................................................................ 29
6.2.1 外部复位信号 .......................................................................................................................................... 29
7. 主控端接口 ..................................................................................................................... 30
7.1 间接接口 ................................................................................................................................ 30
7.1.1 寄存器写入.............................................................................................................................................. 30
7.1.2 寄存器读取.............................................................................................................................................. 30
7.1.3 内存写入 ................................................................................................................................................. 31
7.2 并列主控端 ............................................................................................................................. 32
7.2.1 并列主控端接口 ...................................................................................................................................... 32
7.2.2 并列主控端接口协议 ............................................................................................................................... 33
7.3 串行主控端 ............................................................................................................................. 36
7.3.1 3-WIRE SPI .............................................................................................................................................. 36
7.3.2 4-WIRE SPI .............................................................................................................................................. 40
7.3.3 IIC I/F ....................................................................................................................................................... 44
7.4 显示数据输入格式 .................................................................................................................. 48
7.4.1 不包含混合位 (OPACITY) 的输入数据 (RGB) ......................................................................................... 48
7.4.2 包含混位 (OPACITY)的输入数据 (αRGB) ................................................................................................ 50
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