SPI
...\SPI
...\SPI.hex
...\SPI.M51
...\SPI.Opt
...\SPI.plg
...\SPI.Uv2
...\SPI_Opt.Bak
...\SPI_Uv2.Bak
...\STARTUP.A51
...\STARTUP.lst
...\STARTUP.obj
...\主机.c
...\主机.LST
...\主机.OBJ
...\从机.c
...\从机.LST
...\从机.OBJ
...\测试.lst
...\测试.obj