“2.8inch Arduino Display”的版本间的差异
来自LCD wiki
(→使用说明) |
(→使用说明) |
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| align="center" |LCD_RD | | align="center" |LCD_RD | ||
| align="center" |A0 | | align="center" |A0 | ||
− | |LCD_RD | + | | align="center" |LCD_RD |
− | |A0 | + | | align="center" |A0 |
|- | |- | ||
| align="center" |GND | | align="center" |GND | ||
| align="center" |GND | | align="center" |GND | ||
− | |GND | + | | align="center" |GND |
− | |GND | + | | align="center" |GND |
|- | |- | ||
| align="center" |5V | | align="center" |5V | ||
| align="center" |5V | | align="center" |5V | ||
− | |5V | + | | align="center" |5V |
− | |5V | + | | align="center" |5V |
|- | |- | ||
| align="center" |LCD_D0 | | align="center" |LCD_D0 | ||
| align="center" |8 | | align="center" |8 | ||
− | |LCD_D0 | + | | align="center" |LCD_D0 |
− | |8 | + | | align="center" |8 |
|- | |- | ||
| align="center" |LCD_D1 | | align="center" |LCD_D1 | ||
| align="center" |9 | | align="center" |9 | ||
− | |LCD_D1 | + | | align="center" |LCD_D1 |
− | |9 | + | | align="center" |9 |
|- | |- | ||
| align="center" |LCD_D2 | | align="center" |LCD_D2 | ||
| align="center" |2 | | align="center" |2 | ||
− | |LCD_D2 | + | | align="center" |LCD_D2 |
− | |2 | + | | align="center" |2 |
|- | |- | ||
| align="center" |LCD_D3 | | align="center" |LCD_D3 | ||
| align="center" |3 | | align="center" |3 | ||
− | |LCD_D3 | + | | align="center" |LCD_D3 |
− | |3 | + | | align="center" |3 |
|- | |- | ||
| align="center" |LCD_D4 | | align="center" |LCD_D4 | ||
| align="center" |4 | | align="center" |4 | ||
− | |LCD_D4 | + | | align="center" |LCD_D4 |
− | |4 | + | | align="center" |4 |
|- | |- | ||
| align="center" |LCD_D5 | | align="center" |LCD_D5 | ||
| align="center" |5 | | align="center" |5 | ||
− | |LCD_D5 | + | | align="center" |LCD_D5 |
− | |5 | + | | align="center" |5 |
|- | |- | ||
| align="center" |LCD_D6 | | align="center" |LCD_D6 | ||
| align="center" |6 | | align="center" |6 | ||
− | |LCD_D6 | + | | align="center" |LCD_D6 |
− | |6 | + | | align="center" |6 |
|- | |- | ||
| align="center" |LCD_D7 | | align="center" |LCD_D7 | ||
| align="center" |7 | | align="center" |7 | ||
− | |LCD_D7 | + | | align="center" |LCD_D7 |
− | |7 | + | | align="center" |7 |
|- | |- | ||
| align="center" |SD_SS | | align="center" |SD_SS | ||
| align="center" |10 | | align="center" |10 | ||
− | |SD_SS | + | | align="center" |SD_SS |
− | |10 | + | | align="center" |10 |
|- | |- | ||
| align="center" |SD_DI | | align="center" |SD_DI | ||
| align="center" |11 | | align="center" |11 | ||
− | |SD_DI | + | | align="center" |SD_DI |
− | |11 | + | | align="center" |11 |
|- | |- | ||
| align="center" |SD_DO | | align="center" |SD_DO | ||
| align="center" |12 | | align="center" |12 | ||
− | |SD_DO | + | | align="center" |SD_DO |
− | |12 | + | | align="center" |12 |
|- | |- | ||
| align="center" |SD_SCK | | align="center" |SD_SCK | ||
| align="center" |13 | | align="center" |13 | ||
− | |SD_SCK | + | | align="center" |SD_SCK |
− | |13 | + | | align="center" |13 |
|} | |} | ||
2、操作说明 | 2、操作说明 |
2018年6月28日 (四) 11:05的版本
产品图片
产品介绍
- 支持ArduinoUNO 和Mega2560等开发板直插使用,无需接线
- 320X240高清分辨率,支持触摸功能
- 支持16位RGB(565)颜色显示,显示色彩丰富
- 采用8位并行总线,比串口SPI刷新快
- 带SD卡槽方便扩展实验
- 提供Arduino库,提供丰富的示例程序
- 军工级工艺标准,长期稳定工作
- 提供底层驱动技术支持
- 资料获取:2.8inch Arduino Display
产品参数
名称 | 参数 |
SKU | MAR2808 |
尺寸 | 2.8(inch) |
类型 | TFT |
驱动芯片 | ILI9341 |
分辨率 | 320*240 (Pixel) |
模块接口 | 8-bit parallel interface |
有效显示区域 | 57.6x43.2(mm) |
模块PCB尺寸 | 78.22x52.7(mm) |
工作温度 | -20℃~70℃ |
工作电压 | 5V |
功耗 | 约为90mA |
产品重量 | 25(g) |
接口定义
序号 | 标号 | 引脚说明 |
1 | LCD_RST | LCD总线复位信号 |
2 | LCD_CS | LCD总线片选信号 |
3 | LCD_RS | LCD总线命令/数据选择信号 |
4 | LCD_WR | LCD总线写信号 |
5 | LCD_RD | LCD总线读信号 |
6 | GND | 电源地 |
7 | 5V | 5V电源输入 |
8 | 3V3 | NC此引脚可不接 |
9 | LCD_D0 | LCD 8位数据Bit0 |
10 | LCD_D1 | LCD 8位数据Bit1 |
11 | LCD_D2 | LCD 8位数据Bit2 |
12 | LCD_D3 | LCD 8位数据Bit3 |
13 | LCD_D4 | LCD 8位数据Bit4 |
14 | LCD_D5 | LCD 8位数据Bit5 |
15 | LCD_D6 | LCD 8位数据Bit6 |
16 | LCD_D7 | LCD 8位数据Bit7 |
17 | SD_SS | SD卡SPI总线片选信号 |
18 | SD_DI | SD卡SPI总线MOSI信号 |
19 | SD_DO | SD卡SPI总线MISO信号 |
20 | SD_SCK | SD卡SPI总线时钟信号 |
产品尺寸
产品尺寸图:
硬件说明
硬件原理图:
使用说明
Arduino平台使用说明
1、接线说明
与UNO开发板连接 | 与Mega2560开发板连接 | ||
---|---|---|---|
模块上管脚 | UNO单片机上管脚 | 模块上管脚 | Mega2560单片机上管脚 |
LCD_RST | A4 | LCD_RST | 5V |
LCD_CS | A3 | LCD_CS | GND |
LCD_RS | A2 | LCD_RS | 21 |
LCD_WR | A1 | LCD_WR | 20 |
LCD_RD | A0 | LCD_RD | A0 |
GND | GND | GND | GND |
5V | 5V | 5V | 5V |
LCD_D0 | 8 | LCD_D0 | 8 |
LCD_D1 | 9 | LCD_D1 | 9 |
LCD_D2 | 2 | LCD_D2 | 2 |
LCD_D3 | 3 | LCD_D3 | 3 |
LCD_D4 | 4 | LCD_D4 | 4 |
LCD_D5 | 5 | LCD_D5 | 5 |
LCD_D6 | 6 | LCD_D6 | 6 |
LCD_D7 | 7 | LCD_D7 | 7 |
SD_SS | 10 | SD_SS | 10 |
SD_DI | 11 | SD_DI | 11 |
SD_DO | 12 | SD_DO | 12 |
SD_SCK | 13 | SD_SCK | 13 |
2、操作说明
驱动下载
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