File list (Check if you may need any files):
例程(11)-用PCA扩展外部中断\main.c
..........................\main.LST
..........................\main.OBJ
..........................\PCA_USE1
..........................\PCA_USE1.hex
..........................\PCA_USE1.lnp
..........................\PCA_USE1.M51
..........................\PCA_USE1.Opt
..........................\PCA_USE1.plg
..........................\PCA_USE1.Uv2
..........................\PCA_USE1_Opt.Bak
..........................\PCA_USE1_Uv2.Bak
例程(11)-用PCA扩展外部中断