问题描述

基于SOPC的键盘字符显示

在NIOS II编译工程后出现如下的错误提示
**** Incremental build of configuration Debug for project PS2_Keyboard_test_0****

make -s all
make[1] : **No rule to make target '/cygadrive/d/altera/kits/nios2/components/altera_hal/HAL/src/alt_alarm_start.c' ,needed by 'obj/alt_alarm_start.o'. stop.
make : ** [system_project] Error 2
Build completed