《液晶显示驱动》PPT课件

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,*,基于,MIPI-DPI,规范的液晶显示驱动接口设计,TFT-LCD,驱动原理,MIPI_DP_specification,设计与仿真,TFT-LCD,驱动原理,TFT-LCD,结构示意图,TFT-LCD,显示驱动原理,TFT-LCD,矩阵结构,MIPI_DPI_specification,Display Architectures and Interface Constructions,Display Pixel Interface Interoperability,There are two types of electrical connections between the host processor and the display module.,Power Signals.Power is supplied from either the host processor or from a power management unit,that is controlled by the host processor.,Interface Signals.Pixel data,commands,and control information are transferred between the host processor and display module using the interface signals.,The host processor interface shall implement a 24-bit data width and accompanying control and,timing signals,as specified in section 6.The host processor interface shall be capable of transferring data as 16-bit,18-bit,or 24-bit words.,DPI Interface Signals and Power Connections,The host processor shall support all control signals for Type 2,Type 3,and Type 4 display architectures as shown in Figure 5.SD and CM are required control signals for Type 4 compliant display modules only.,Host processors shall support all timing parameter sets described in section 10.If a display module supports a display resolution in section 10 then it shall support the timing parameters as described for that resolution.Both the host processor and display module may operate over a range of values that include the given timing parameters.,Power Supply Connections and Interface Signals,Programmable Timing Parameters,Interface Electrical Characteristics,DPI Timing Parameter Examples,Shutdown for Type 4 Architecture,Color Mode for Type 4 Architecture,设计与仿真,本设计基于,QuartusII,的,FPGA,设计工具通过编写,verilog,HDL,程序实现,DPI,接口功能,