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$12.9
2-inch touch LCD with expansion board
Built-in ST7789T3 driver chip and CST816D capacitive touch chip
Provide examples for Raspberry Pi, ESP32, Pico and Arduino
Operating voltage | 3.3V / 5V | Resolution | 240 × 320 pixels |
---|---|---|---|
Display chip | ST7789T3 | Touch chip | CST816D |
Display Interface | 4-wire SPI | Touch interface | I2C |
Display Panel | IPS | Touch Type | Capacitive induction |
Pixel pitch | 0.1275 × 0.1275 (mm) | Touch points | Single touch |
Display size | 30.6 × 40.8 (mm) | Product size | 37.1 × 58.8 (mm) |
Function pins | Functional Description | 15PIN Pin number | 18PIN Pin number |
---|---|---|---|
VCC | Power supply positive (3.3V / 5V power input) | 1 | 1 |
3V3 | Power supply positive (3.3V power input) | 2 | NC |
GND | Power Ground | 3 | 3 |
MISO | SPI Communication MISO Pin | 4 | 6 |
MOSI | SPI communication MOSI pin | 5 | 5 |
SCLK | SPI communication CLK pin | 6 | 4 |
SD_CS | Micro SD chip select pin, low level is effective | 7 | 10 |
LCD_CS | LCD chip select pin, low level is effective | 8 | 9 |
LCD_DC | LCD data/command pin, low level indicates command, high level indicates data | 9 | 7 |
LCD_RST | LCD reset pin, low level is effective | 10 | 8 |
LCD_BL | LCD backlight pins | 11 | 2 |
TP_SDA | TP data pin | 12 | 14 |
TP_SCL | TP clock pin | 13 | 13 |
TP_INT | TP interrupt pin | 14 | 15 |
TP_RST | TP reset pin, low level is effective | 15 | 12 |