Difference between revisions of "3.5inch IPS SPI Module ST7796"
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Revision as of 13:51, 12 May 2023
Contents
Product Picture
Product Description
- 3.5 inch color screen, supporting 16BIT RGB 65K color display, with rich display colors
- Supports a maximum resolution of 320x480, with delicate display effects
- The display screen adopts a 4-wire SPI serial bus to save I/O pins
- Optional capacitive touch function to increase interactivity
- On board level conversion IC, compatible with 5V and 3.3V MCU
- Equipped with both pin interface and FPC cable interface
- Equipped with micro SD card slot for convenient function expansion
- Provide C51,CH32,ESP32,STM32,UNO and Mega2560 rich sample programs for easy learning
- Provide low-level driver technical support
- Military level production standards, long-term stable work
Product Parameters
| Name | Parameter |
| LCD Parameters | |
| Screen Size | 3.5 inch |
| Screen Type | IPS |
| Resolution | 320xRGBx480 (pixels) |
| Active Area (AA area) | 48.96(W)x73.44(H)(mm) |
| Number of Colors(Max) | 16.7M |
| Driver IC | ST7796U |
| Display Interface | 4-Line SPI |
| Pixel Size | 0.153(H)x0.153(mm) |
| View Angle | ALL 0’CLOCK |
| Brightness(TYP) | 300(cd/m2) |
| Backlight Type | White LED*6 |
| Operation Temperature | -10~50(℃) |
| Storage Temperature | -20~60(℃) |
| Touch Screen Parameters | |
| Touch Active Area | 3.5 inch |
| Touch Screen Type | Capacitive Touch Screen |
| Touch Screen Resolution | 320x480(pixels) |
| Driver IC | FT6336U |
| Touch Screen Visual Area | 49.56(w)x74.04(H)(mm) |
| Communication Interface | IIC |
| Material | G+F |
| Operation Temperature | -20~70(℃) |
| Storage Temperature | -30~80(℃) |
| Size Parameters | |
| TFT Outline Size | 55.50±0.2(W)x84.96±0.2(H)x2.5±0.1(D)(mm)(Excluding cables and adhesive backing) |
| Touch Screen Outline Size | 55.50±0.2(W)x84.96±0.2(H)x0.8 (D)(mm)(Excluding cables and adhesive backing) |
| Module Outline Size | Have Touch Screen:55.5(W)x98.0(H)x12.98(D)(mm)(including Pin Header)
NO Touch Screen:55.5(W)x98.0(H)x14.28(D)(mm)(including Pin Header) |
| Electrical Parameters | |
| Working Voltage | 5.0 V |
| Backlight Current | 95 mA |
| Power | 0.5 W |
| Other Parameters | |
| SKU | NO Touch Screen : MSP3525
Have Touch Screen : MSP3526 |
| Interface | 14 Pin Header and FPC |
| Weight(including package) | TBD |
Interface Definition
| Number | Pin Label | Description |
| 1 | VCC | 液晶屏电源正 |
| 2 | GND | 液晶屏电源地 |
| 3 | LCD_CS | 液晶屏片选控制信号，低电平有效 |
| 4 | LCD_RST | 液晶屏复位控制信号，低电平复位 |
| 5 | LCD_RS | 液晶屏命令/数据选择控制信号
高电平：数据，低电平：命令 |
| 6 | SDI(MOSI) | SPI总线写数据信号（SD卡和液晶屏共用） |
| 7 | SCK | SPI总线时钟信号（SD卡和液晶屏共用） |
| 8 | LED | 液晶屏背光控制信号（如需要控制，请接引脚，如不需要控制，可以不接） |
| 9 | SDO(MISO) | SPI总线读数据信号（SD卡和液晶屏共用） |
| 10 | CTP_SCL | 电容触摸屏IIC总线时钟信号（无触摸屏的模块不需连接） |
| 11 | CTP_RST | 电容触摸屏复位控制信号，低电平复位（无触摸屏的模块不需连接） |
| 12 | CTP_SDA | 电容触摸屏IIC总线数据信号（无触摸屏的模块不需连接） |
| 13 | CTP_INT | 电容触摸屏IIC总线触摸中断信号，产生触摸时，输入低电平到主控（无触摸屏的模块不需连接） |
| 14 | SD_CS | SD卡片选控制信号，低电平有效（不使用SD卡功能，可不接） |
产品文档
- 3.5寸IPS SPI模块用户手册
- 3.5寸IPS屏规格书
- 3.5寸电容触摸屏尺寸图
- 3.5寸IPS SPI有触摸屏模块尺寸图
- 3.5寸IPS SPI无触摸屏模块尺寸图
- 3.5寸IPS SPI模块原理图
- 3.5寸IPS液晶屏AD原理图和PCB封装
- 液晶屏驱动IC数据手册ST7796
- 触摸屏驱动IC数据手册FT6336U
- 触摸屏驱动IC FT6336U寄存器表
程序下载
参考资料
- 3.5寸IPS SPI模块C51示例使用说明
- 3.5寸IPS SPI模块CH32示例使用说明
- 3.5寸IPS SPI模块ESP32示例使用说明
- 3.5寸IPS SPI模块STM32示例使用说明
- 3.5寸IPS SPI模块UNO_Mega2560示例使用说明
- Arduino下搭建ESP32开发环境说明
- PCtoLCD2002软件使用说明
- Image2Lcd软件使用说明
- flash_download_tool软件使用说明(ESP32使用)
- 中英文取模设置
