- Battery Included: No
- High-concerned chemical: None
- Compatible With: ESP32/STM32/Arduino UNO&Mage2560/C51/CH32
- Accessory Type: LCD Screen
- Brand Name: iPistBit
- Origin: Mainland China
Manual & Driver download link:
Product Description
- 4.0inch color screen with 320×480 resolution of 65K colors and rich display colors
- On board level conversion circuit, compatible with 5V and 3.3V MCU
- Adopting a 4-wire SPI serial bus to save I/O pins
- Optional capacitive touch/no touch function for modules
- Module input supports 2.54 pin interface and FPC extension interface
- Equipped with micro TF card slot for easy storage expansion
- Provide rich example learning programs (ESP32/STM32/Arduino UNO&Mage2560/C51/CH32)
- Provide low-level driver technical support, and update WIKI information online
- Multiple tests for module aging can meet military level standards, supporting long-term stable work
Product Parameters
| LCD Parameters | |
| Screen Size | 4.0 inch |
| Screen Type | TN |
| Resolution | 320xRGBx480 (pixels) |
| Active Area (AA area) | 55.68(W)x83.52(H)(mm) |
| Number of Colors(Max) | 16.7M |
| Driver IC | ST7796S |
| Display Interface | 4-Line SPI |
| Pixel Size | 0.174(H)x0.174(mm) |
| View Angle | 12 O’CLOCK |
| Brightness(TYP) | 300(cd/m2) |
| Backlight Type | White LED*8 |
| Operation Temperature | -10~50(℃) |
| Storage Temperature | -20~60(℃) |
| Touch Screen Parameters | |
| Touch Active Area | 4.0 inch |
| Touch Screen Type | Capacitive Touch Screen |
| Touch Screen Resolution | 320×480(pixels) |
| Driver IC | FT6336U |
| Touch Screen Visual Area | 55.98(W)x83.82(H)(mm) |
| Communication Interface | IIC |
| Operation Temperature | -20~70(℃) |
| Storage Temperature | -30~80(℃) |
| Electrical Parameters | |
| Working Voltage | 5.0 V/3.3V(Recommended to connect to 5V) |
| Backlight Current | 103 mA |
| Power | 0.5 W |
Interface Definition
- Interface Function Description
| umber | Interface | Function Description |
| ① | 14 Pin Header | 2.54mm spacing row pins, module signal input pins |
| ② | Micro SD Slot | Insert a Micro SD card to expand storage space, such as storing big data content such as fonts and images |
| ③ | 14P FPC | 0.5mm FPC terminal, used for module signal input with the same function as ① |
- Pin Function Description
| Number | Pin Label | Description |
| 1 | VCC | Power positive(It is recommended to connect to 5V. When connected to 3.3V, the backlight brightness will be slightly dim) |
| 2 | GND | Power ground |
| 3 | LCD_CS | LCD selection control signal, Low level active |
| 4 | LCD_RST | LCD reset control signal, Low level reset |
| 5 | LCD_RS |
LCD command / data selection control signal
High level: data, low level: command |
| 6 | SDI(MOSI) | SPI bus write data signal(SD card and LCD screen used together) |
| 7 | SCK | SPI bus clock signal(SD card and LCD screen used together) |
| 8 | LED | LCD backlight control signal (If you need control, please connect the pins. If you don’t need control, you can skip it) |
| 9 | SDO(MISO) | SPI bus read data signal (SD card and LCD screen used together) |
| 10 | CTP_SCL | Capacitive touch screen IIC bus clock signal (modules without touch screens do not need to be connected) |
| 11 | CTP_RST | Capacitor touch screen reset control signal, low-level reset (modules without touch screens do not need to be connected) |
| 12 | CTP_SDA | Capacitive touch screen IIC bus data signal (modules without touch screens do not need to be connected) |
| 13 | CTP_INT | Capacitor touch screen IIC bus touch interrupt signal, when generating touch, input low level to the main control (modules without touch screens do not need to be connected) |
| 14 | SD_CS | SD card selection control signal, low level active (without SD card function, can be disconnected) |
