模拟PWM输出控制灯的10个亮度级别
...............................\Last Loaded pwm.DBK
...............................\pwm
...............................\pwm.c
...............................\pwm.DSN
...............................\pwm.hex
...............................\pwm.lnp
...............................\pwm.LST
...............................\pwm.M51
...............................\pwm.OBJ
...............................\pwm.Opt
...............................\pwm.plg
...............................\pwm.PWI
...............................\pwm.Uv2
...............................\pwm.__i
...............................\pwm_Opt.Bak
...............................\pwm_Uv2.Bak
...............................\STARTUP.A51
...............................\STARTUP.LST
...............................\STARTUP.OBJ