说明:基于NIOS的键盘扫描代码。本例用查询方式实现!
NIOS-based keyboard scan code. Be achieved with the query in this case!
基于FPGA开发的键盘扫描程序,适合初学者更好的了解FPGA。
Keyboard scanning procedures based on the FPGA development, suitable for beginners to better understand FPGA.
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。
Using VHDL language 4* 4 keyboard scanning procedures, tested, safe to use.
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