This is a 3.2-inch multicolor graphic LCD with a resolution of 320x240, equipped with a touch panel and stand-alone controllers. It is identified as the 3.2-inch 320x240 Touch LCD (D), which utilizes the ILI9341 TFT LCD driver chip capable of displaying 262144 colors. The chip has a resolution of 240x320 (RGB) and a RAM capacity of 172820 bytes (240 x 320x 18/8). Additionally, each pixel can reach a depth of 18 bits.
Features
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320x240 resolution LCD, with 262K color for clear color picture display
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Onboard touch control chip, smoother touch effect than the touch panel controlled by AD pins
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Backlight programmable, more power saving
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Comes with development resources and manual (example for STM32)
Resources
3.2inch 320x240 Touch LCD (D)
LCD Controller ILI9341, Touch Panel Controller XPT2046
Comes With Example For STM32
Interface Definition
|
Pin
No.
|
Symbol |
Description |
Function |
| 1 |
5V |
5V power supply |
When powered from 5V supply, pin 1 & Pin 2 as power input, pin 33 & Pin 34 provide 3.3V output. |
| 2 |
GND |
Ground |
GND |
| 3 |
D0 |
Data cable |
D0-D15 |
| 4 |
D1 |
| 5 |
D2 |
| 6 |
D3 |
| 7 |
D4 |
| 8 |
D5 |
| 9 |
D6 |
| 10 |
D7 |
| 11 |
D8 |
| 12 |
D9 |
| 13 |
D10 |
| 14 |
D11 |
| 15 |
D12 |
| 16 |
D13 |
| 17 |
D14 |
| 18 |
D15 |
| 19 |
CS |
LCD chip selection signal |
Low active |
| 20 |
RS |
Command/Data Register Selection |
RS = 0: Command Register
RS = 1: Data Register |
| 21 |
WR |
Write |
WR = 0, RD = 1 |
| 22 |
RD |
Read |
WR = 1, RD = 0 |
| 23 |
RESET |
Reset the controller chip |
Low active |
| 24 |
NC |
Not connect |
Not connect |
| 25 |
BLVCC |
5V or 3.3V |
Backlight VCC |
| 26 |
BLGND |
Ground |
Backlight GND |
| 27 |
BLCNT |
Backlight brightness adjustment |
Control the backlight brightness via PWM |
| 28 |
TP_IRQ |
Touch panel interrupt |
Low level while the touch panel detects pressing |
| 29 |
TP_CS |
Touch panel chip select |
Low active |
| 30 |
TP_SCK |
Touch panel SPI clock |
Connects to SPI SCK |
| 31 |
TP_SI |
Touch panel data input |
Connects to SPI MOSI |
| 32 |
TP_SO |
Touch panel SPI data output |
Connects to SPI MISO |
| 33 |
3.3V |
3.3V power supply |
When powered from 3.3V supply, pin 33 & pin 34 as power input, pin 1 & pin 2 keep NC. |
| 34 |
GND |
Ground |
Note : this product works with MCUs with 2.2V~3.6V IO voltage ONLY.
Dimensions
