3.2 inch 320x240 Touch LCD (C)
Compatible Shield 3.2 Inch 320x240 Touch LCD (C) Shield
This is a 3.2 inch 320*240 DOTS Multicolor Graphic LCD, with touch screen and stand-alone controller.
Pin Configuration:
IN 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 pin | 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 select | Low active |
20 | RS | Instruction/Data register selection | RS = 1 : Instruction Register RS = 0 : 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 screen interrupt | Low level while the touch screen detects pressing |
29 | TP_CS | Touch screen chip select | Low active |
30 | TP_SCK | Touch screen SPI clock | connects to SPI SCK |
31 | TP_SI | Touch screen data input | connects to SPI MOSI |
32 | TP_SO | Touch screen 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 | |