File list (Check if you may need any files):
05 LED模拟交通灯\code\led
................\....\led.c
................\....\led.lnp
................\....\led.LST
................\....\led.M51
................\....\led.OBJ
................\....\led.Opt
................\....\led.plg
................\....\led.Uv2
................\....\led_Uv2.Bak
................\....\STARTUP.A51
................\....\STARTUP.LST
................\....\STARTUP.OBJ
................\Keil C\LED模拟交通灯
................\......\LED模拟交通灯.hex
................\Last Loaded LED模拟交通灯.DBK
................\LED模拟交通灯.DSN
................\LED模拟交通灯.PWI
.6 单只数码管循环显示0-9\code\smg
........................\....\smg.c
........................\....\smg.lnp
........................\....\smg.LST
........................\....\smg.M51
........................\....\smg.OBJ
........................\....\smg.Opt
........................\....\smg.plg
........................\....\smg.Uv2
........................\....\smg_Opt.Bak
........................\....\smg_Uv2.Bak
........................\....\STARTUP.A51
........................\....\STARTUP.LST
........................\....\STARTUP.OBJ
........................\Keil C\单只数码管循环显示0-9
........................\......\单只数码管循环显示0-9.hex
........................\......\单只数码管循环显示0-9.plg
........................\Last Loaded 单只数码管循环显示0-9.DBK
........................\单只数码管循环显示0-9.DSN
........................\单只数码管循环显示0-9.PWI
.7 8只数码管滚动显示单个数字\8只数码管滚动显示单个数字.DSN
............................\8只数码管滚动显示单个数字.PWI
............................\code\smg
............................\....\smg.c
............................\....\smg.lnp
............................\....\smg.LST
............................\....\smg.M51
............................\....\smg.OBJ
............................\....\smg.Opt
............................\....\smg.plg
............................\....\smg.Uv2
............................\....\smg_Uv2.Bak
............................\Keil C\8只数码管滚动显示单个字符
............................\......\8只数码管滚动显示单个字符.hex
............................\......\8只数码管滚动显示单个字符.plg
............................\Last Loaded 8只数码管滚动显示单个数字.DBK
15 K1-K4 控制数码管加减演示\jiajian\jiajian
...........................\.......\jiajian.c
...........................\.......\jiajian.lnp
...........................\.......\jiajian.LST
...........................\.......\jiajian.M51
...........................\.......\jiajian.OBJ
...........................\.......\jiajian.Opt
...........................\.......\jiajian.plg
...........................\.......\jiajian.Uv2
...........................\.......\jiajian_Uv2.Bak
...........................\K1-K4 控制数码管加减演示.DSN
...........................\K1-K4 控制数码管加减演示.PWI
...........................\.eil C\K1-K4 控制数码管加减演示
...........................\......\K1-K4 控制数码管加减演示.hex
...........................\Last Loaded K1-K4 控制数码管加减演示.DBK
.6 4×4键盘矩阵控制条形LED显示\4×4键盘矩阵控制条形LED显示.DSN
..............................\4×4键盘矩阵控制条形LED显示.PWI
..............................\code\key-led
..............................\....\key-led.c
..............................\....\key-led.lnp
..............................\....\key-led.LST
..............................\....\key-led.M51
..............................\....\key-led.OBJ
..............................\....\key-led.Opt
..............................\....\key-led.plg
..............................\....\key-led.Uv2
..............................\....\key-led_Opt.Bak
..............................\....\key-led_Uv2.Bak
..............................\Keil C\4×4键盘矩阵控制条形LED显示
..............................\......\4×4键盘矩阵控制条形LED显示.hex
..............................\Last Loaded 4×4键盘矩阵控制条形LED显示.DBK
..............................\Last Loaded 复件 4×4键盘矩阵控制条形LED显示.DBK
.7 数码管显示4×4键盘矩阵按键\code\key-smg
.............................\....\key-smg