Because the LED display is not high production costs, in accordance with the needs of the size, color, shape, and so the combination of various MCU with text or graphics changes.
因为LED显示屏制作成本不高，能按照需要的大小、颜色、形状等进行组合，用单片机实现各种文字或图形的变化。
In computing and communications, a device to display visual information, text or graphics, usually a CRT but may also include LED 's or plasma panels.
在计算和通信技术中，用于显示包括正文或图象的可视信息的一种设备，通常是一个阴极射线管(CRT)，也可包括发光二极管(LED)或等离子板显示器。
In computing and communications, a device to display visual information, text or graphics, usually a CRT but may also include LED 's or plasma panels.
在计算和通信技术中，用于显示包括正文或图象的可视信息的一种设备，通常是一个阴极射线管(CRT)，也可包括发光二极管(LED)或等离子板显示器。
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