File list (Check if you may need any files):
1.PWM音乐输出实验
..................\PWM_music
..................\.........\music
..................\.........\.....\music-1.h
..................\.........\.....\music.h
..................\.........\PWM_music.mcp
..................\.........\src
..................\.........\...\config.h
..................\.........\...\IRQ.s
..................\.........\...\LPC2294.h
..................\.........\...\main.c
..................\.........\...\mem_a.scf
..................\.........\...\mem_b.scf
..................\.........\...\mem_c.scf
..................\.........\...\music.h
..................\.........\...\Startup.s
..................\.........\...\target.c
..................\.........\...\target.h