2.2inch 320x240 Touch LCD (A)

Description

Key Parameters LCD Controller BD663474 (supports SPI) Touch Screen Controller XPT2046 LCD Type TFT LCD Interface SPI serial Touch Screen Interface SPI Backlight LED Colors 262,144 Resolution 320*240 DOTS Photos Interface PIN NO. SYMBOL DESCRIPTION FUNCTION 1 GND Ground Ground 2 3 3.3V 3.3V power supply Connects to 3.3V 4 5 PWM Backlight brightness adjustment Control the backlight brightness via PWM 6 8 NC NC NC 10 NC 12 NC 14 NC 16 NC 18 NC 20 NC 22 NC 24 NC 26 NC 28 NC 30 NC 7 NC 9 NC 11 NC 13 NC 15 NC 17 NC 19 T_IRQ Touch screen interrupt Low level while the touch screen detects pressing 21 T_BUSY Touch screen chip busy 23 T_CS Touch screen chip select Low active 25 T_DCLK Touch screen SPI clock Connects to SPI SCK 27 T_DIN Touch screen data input Connects to SPI MOSI 29 T_DOUT Touch screen data output Connects to SPI MISO 31 RESET Reset the controller chip Low active 32 33 MISO Screen SPI data input (in Serial Mode) Connects to SPI MOSI 35 SCK Screen SPI clock (in Serial Mode) Connects to SPI SCK 34 NC NC NC 36 NC NC NC 37 CS LCD chip select (in Serial Mode) Low active 38 39 RS Instruction/Data register selection RS = 1 : Data Register RS = 0 : Instruction Register 40 Downloads Development resources: schematic, code, datasheets, etc. Wiki: www.waveshare.com/wiki/2.2inch_320x240_Touch_LCD_(A) External Dimension