在niosII 中实现按键触发中断使数码管或LED显示-In achieving niosII interrupt trigger button or LED digital tube display

Nios II键盘输入参考程序（外部中断-Nios II keyboard input reference program (external interrupt). Txt

ALTERA FPGA 构建nios ii CPU ——中断法定时器 本例子教你学会FPGA NIOS中断，熟悉中断，逐步深入。-ALTERA FPGA build nios ii CPU- to interrupt method timer this example teach you to learn to FPGA NIOS interrupt, familiar interrupt gradually deepened.