我们重视您的隐私
通过点击「允许所有 Cookie」,代表您同意在您的设备上存储 Cookie 以增强网站浏览体验、分析网站使用情况并协助我们的营销和网站效能优化工作。您可以在我们的隐私权政策中找到有关于此的更多信息。
WFN0128A2T0YADNN000 是一款设计精巧的 1.28 英寸圆形 TFT LCD 显示模块,采用全视角 IPS 面板和 240x240 高分辨率,适用于需要圆形 UI 设计的终端设备,如智能家居控制器、可穿戴设备和工业控制旋钮等。
该模块内置 GC9A01 驱动 IC,支持多种显示接口,包括 8/9/16/18-bit MCU、3/4 线 SPI 串行接口及 16/18-bit RGB,能够灵活集成到各种主控平台。面板亮度达到 500 cd/m²,对比度为 700:1,工作温度范围为 -20°C 至 +70°C,LED 寿命为 50,000 小时,具备优异的显示性能和长期可靠性。
项目 | 规格 | 单位 |
---|---|---|
尺寸(对角线) | 1.28 | 英寸 |
点阵(分辨率) | 240 × RGB × 240 (TFT) | 像素 |
模块尺寸 | 35.6 × 37.74 × 1.48 | mm |
有效区域 | 32.4 × 32.4 | mm |
像素间距 | 0.135 × 0.135 | mm |
LCD类型 | TFT全透 | |
视角 | 85/85/85/85 | |
TFT 接口 | 8/9/16/18bit MCU 3/4SPI+16/18BIT RGB 3/4 Serial |
|
背光类型 | LED, 白色 | |
驱动IC | GC9A01 | |
触控面板 | 无触控面板 | |
表面 | 防眩光 |
项目 | 符号 | 最小值 | 典型值 | 最大值 | 单位 |
---|---|---|---|---|---|
工作温度 | TOP | -20 | - | +70 | ℃ |
储存温度 | TST | -30 | - | +80 | ℃ |
项目 | 符号 | 最小值 | 典型值 | 最大值 | 单位 |
---|---|---|---|---|---|
数字供电电压 | VCC | 2.5 | 2.8 | 3.3 | V |
数字接口供电电压 | IOVCC | 1.65 | 2.8 | 3.3 | V |
正常模式电流消耗 | ICC | -- | 6 | 12 | mA |
输入电压范围 | VIH | 0.7*IOVCC | -- | IOVCC | V |
VIL | GND | -- | 0.3*IOVCC | V | |
输出电压范围 | VOH | 0.8*IOVCC | -- | IOVCC | V |
VOL | GND | -- | 0.2*IOVCC | V |
项目 | 符号 | 最小值 | 典型值 | 最大值 | 单位 |
---|---|---|---|---|---|
LED电流 | - | - | 40 | - | mA |
LED电压 | VLED+ | 2.8 | 3.0 | 3.2 | V |
LED使用寿命 | - | 50000 | - | - | Hr |
Pin No | 符号 | 功能说明 | I/O |
---|---|---|---|
1 | VLED+ | Anode pin of backlight | P |
2 | VLED* | Cathode pin of backlight | P |
3 | GND | Ground. | P |
4 | GND | Ground. | P |
5 | VCC | Supply voltage (2.5-3.3V). | P |
6 | IOVCC | Supply voltage (1.65-3.3V). | P |
7 | RESET | This signal will reset the device and must be applied to properly initialize the chip. |
I |
8 | WR(SPI-RS) | -Write enable in MCU parallel interface. Display data/command selection pin in 4-line serial interface. Second Data lane in 2 data lane serial interface. -If not used, please fix this pin at IOVCC or GND. |
I |
9 | CS | Chip select input pin (“Low” enable ,CSX). Fix this pin at IOVCC or GND when not in use. |
I |
10 | RS(SPI-SCL) | -Display data/command selection pin in parallel interface.(D/CX) -This pin is used to be serial interface clock. (SCL) DC=’1’: display data or parameter. DC=’0’: command data. -If not used, please fix this pin at IOVCC or GND. |
I |
11 | RD | Serves as a read signal and MCU read data at the rising edge. Fix this pin at IOVCC or GND when not in use. |
I |
12 | PCLK | Dot clock signal for RGB interface operation. (DOTCLK) Fix this pin at IOVCC or GND when not in use. |
I |
13 | DE | Data enable signal for RGB interface operation. (ENABLE) fix this pin at IOVCC or GND when not in use. |
I |
14 | VSYNC | Frame synchronizing signal for RGB interface operation. fix this pin at IOVCC or GND when not in use. |
I |
15 | HSYNC | Line synchronizing signal for RGB interface operation. fix this pin at IOVCC or GND when not in use. |
I |
16 | TE | Tearing effect output pin to synchronize MPU to frame writing, activated by S/W command. When this pin is not activated, this pin is low. If not used, open this pin. |
I |
17 | NC | No connection | O |
18 | SDA | The data is latched on the rising edge of the SCL signal. If not used, please fix this pin at IOVCC or GND level |
I/O |
19-36 | DB17-DB0 | 18-bit parallel bi-directional data bus for MCU system and RGB interface mode . 18-bit RGB DB0:BLUE LSB--DB5:BLUE MSB; DB6:GREEN LSB--DB11:GREEN,MSB; DB12:RED LSB--DB17:RED MSB. 16-bit RGB: DB1:BLUE LSB--DB5:BLUE MSB; DB6:GREEN LSB--DB11:GREEN,MSB; DB13:RED LSB--DB17:RED MSB. mode Fix to GND level when not in use |
I/O |
37 | IM0 | MPU Parallel interface bus and serial interface select If use RGB Interface must select serial interface. Fix this pin at IOVCC and GND. |
I |
38 | IM1 | ||
39 | IM3 |
IM3 | IM1 | IM0 | 界面类型 | DB Pin in use |
---|---|---|---|---|
L | L | L | 8080 MCU 8-bit bus interface | DB7-DB0 |
L | H | L | 8080 MCU 16-bit bus interface | DB15- DB0 |
L | L | H | 8080 MCU 9-bit bus interface | DB8- DB0 |
L | H | H | 8080 MCU 18-bit bus interface | DB17- DB0 |
H | L | H | 3-wire 9-bit data serial interface | SDA:In/Out |
2 data line serial interface | SDA:In/Out,DCX:In | |||
H | H | H | 4-wire 8-bit data serial interface | SDA:In/Out |
通过点击「允许所有 Cookie」,代表您同意在您的设备上存储 Cookie 以增强网站浏览体验、分析网站使用情况并协助我们的营销和网站效能优化工作。您可以在我们的隐私权政策中找到有关于此的更多信息。