File list (Check if you may need any files):
TM1638\TM1638键盘显示3\tm1638.pdf
......\...............\tm1638_sch.pdf
......\...............\TM1638测试程序51\TM1638测试程序\STARTUP.A51
......\...............\................\..............\STARTUP.LST
......\...............\................\..............\TM1638_test.hex
......\...............\................\..............\TM1638_test.lnp
......\...............\................\..............\TM1638_test.M51
......\...............\................\..............\TM1638_test.plg
......\...............\................\..............\TM1638_test_Uv2.Bak
......\...............\................\..............\TM1638_test.Uv2
......\...............\................\..............\tm1638.h
......\...............\................\..............\main.c
......\...............\................\..............\dianzizhong.c
......\...............\................\..............\555.h
......\...............\................\..............\dianzizhong.LST
......\...............\................\..............\dianzizhong.OBJ
......\...............\................\..............\TM1638_test_Opt.Bak
......\...............\................\..............\STARTUP.OBJ
......\...............\................\..............\main.LST
......\...............\................\..............\main.OBJ
......\...............\................\..............\TM1638_test
......\...............\................\..............\TM1638_test.Opt
......\...............\................\..............\siprj\siprj.IAB
......\...............\................\..............\.....\siprj.IAD
......\...............\................\..............\.....\siprj.IMB
......\...............\................\..............\.....\siprj.IMD
......\...............\................\..............\.....\siprj.PFI
......\...............\................\..............\.....\siprj.PO
......\...............\................\..............\.....\siprj.PR
......\...............\................\..............\.....\siprj.PRI
......\...............\................\..............\.....\siprj.PS
......\...............\................\..............\.....\siprj.WK3
......\..............2\tm1638.pdf
......\...............\tm1638_sch.pdf
......\...............\TM1638测试程序51\TM1638测试程序\555.h
......\...............\................\..............\dianzizhong.c
......\...............\................\..............\dianzizhong.LST
......\...............\................\..............\dianzizhong.OBJ
......\...............\................\..............\main.c
......\...............\................\..............\main.LST
......\...............\................\..............\main.OBJ
......\...............\................\..............\STARTUP.A51
......\...............\................\..............\STARTUP.LST
......\...............\................\..............\STARTUP.OBJ
......\...............\................\..............\tm1638.h
......\...............\................\..............\TM1638_test
......\...............\................\..............\TM1638_test.hex
......\...............\................\..............\TM1638_test.lnp
......\...............\................\..............\TM1638_test.M51
......\...............\................\..............\TM1638_test.Opt
......\...............\................\..............\TM1638_test.plg
......\...............\................\..............\TM1638_test.Uv2
......\...............\................\..............\TM1638_test_Opt.Bak
......\...............\................\..............\TM1638_test_Uv2.Bak
......\...............\................\..............\siprj\siprj.IAB
......\...............\................\..............\.....\siprj.IAD
......\...............\................\..............\.....\siprj.IMB
......\...............\................\..............\.....\siprj.IMD
......\...............\................\..............\.....\siprj.PFI
......\...............\................\..............\.....\siprj.PO
......\...............\................\..............\.....\siprj.PR
......\...