Description
Shield for Arduinowith resistive TFT touch screen with a diagonal of 2.8". The screen has LED backlight and the resolution of 240 x 320 px. It works with 3.3 V and 5 V voltage, communicates through the SPI bus. Shield works with Arduino Uno, Leonardo, and Nucleo and Xnucleo boards.
The subject of the sale is the LCD display only,Arduino modulecan be purchased separately.
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The product is compatible with Arduino The manufacturer offers auser guide, along withlibraries and example programfor display control. |
Connection
The layout is fully assembled - there are connectors that allow you to connect directly to Arduinowithout the need for soldering. The device uses 9 pins: D3, D4, D5, D7, D9, D10, D11, D12, D13.
|
Pin Arduino |
Pin LCD |
Description |
|---|---|---|
| D3 | TP_IRQ | Touch panel - interrupt, switches to a low state when it recognizes touch. |
| D4 | TP_CS | Touch panel - chip select - selects a device on the SPI bus, activated bylow state. |
| D5 | SD_CS | MicroSD memory card - chip select - selects a device on the SPI bus, activated by low state. |
| D7 | LCD_DC | LCD screen - select data / command. |
| D9 | LCD_BL | LED backlight. |
| D10 | LCD_CS | LCD screen - select chip - select device SPI bus, activated by low state.. |
| D11 | MOSI | MOSI line input of SPI bus. |
| D12 | MISO | MISO line output of SPI bus. |
| D13 | SCLK | SCK is the clock line of the SPI bus. |
The shield has all inputs marked.
Specification
- Rev 2.1
- Supply voltage: from 3.3 V to 5.5 V
- The operating voltage of the outputs: from 3.3 V to 5.5 V
- Screen type: resistive touch
- Driver:
- Screen: ST7789 (documentation)
- Touch: XPT2046 (documentation)
- Screen size: 2.8 inch
- Resolution: 320 x 240 px
- Color depth: 65 thousand
- Communications: SPI
- Reset button
- Card slot microSD
- Connectors compatible with the Arduino Uno and derivatives
- Works with:Arduino Uno,Leonardo, andNucleo and Xnucleo.
- Board sizes: 73.5 x 55.5 mm
Useful links |
