1.3 inch IPS Screen ST7789 Drive IC 240*240 SPI Communication 3.3V Voltage SPI Interface Full Color LCD OLED Display   1.Features:   Size:1.3inch  Display ModeNormally black IPS Display FormatGraphic: 240RGB*240 Dot-matrix Input DataSPI interface Drive: ICST7789VW Dimensional outline:27.78(W)*39.22 (H)*3.0+/-0.1(T)mm Resolution:240RGB*240 Dots LCD Active area:23.4 (W)*23.4 (H) Dot pitch:0.0975(H) x 0.0975(V) mm Viewing Direction:All View Operating Temperature:-20～70°C   2.Pin Descriptions:   PIN NoSymbolDescription 1.GNDGround 2.VCCPower 3.3V 3.SCLSerial clock pin. 4.SDASerial data input 5.RESLCM Reset pin This pin is reset signal input. When the pin is low, initialization of the chip isexecuted. Keep this pin pull high during normal operation. 6.DCData/Command Control 7.BLKBacklight control pin