Using VHDL language 4* 4 keyboard scanning procedures, tested, safe to use.

说明：利用VHDL语言编写的4*4键盘扫描程序，经过测试，可以放心使用。

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Keyboard scanning procedures based on the FPGA development, suitable for beginners to better understand FPGA.

基于FPGA开发的键盘扫描程序，适合初学者更好的了解FPGA。

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On this platform, we can carry out basic experiments like LED digital pipe display, keyboard scanning, electric music, Serial Communication, etc.

在实验平台上可以进行LED数码管显示、键盘扫描、电子音乐、串口通信等基本实验。

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Another keyboard replacement involves various brain scanning technologies, such as when wheelchair-bound people can control a computer with an eyeball flick.

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It would affect workers susceptible to injuries as varied as carpal tunnel syndrome from working at a keyboard, muscular injuries from lifting patients in a nursing home, and repetitive motion hazards from scanning groceries at a supermarket.

CNN: OSHA announces draft for national ergonomics program