All required pictures (.jpg), icon (.ico),font file(.dzk) etc need to be imported into TGUS development software, then in this development software, designing the display control, touch control and configuration hardware parameter. After the design is finished, generating configuration file (in the TGUS_SET project file ), and copying TGUS_SET file by micro SD card, downloading to TGUS screen. The data communication of TGUS screen and user MCU is by serial port, achieving control, changing variable display operation. Through 0x80&0x81 instructions to read and write control register, through 0x82、0x83 instructions to read and write variable memory.