用C语言程序，结合PWM波占空比实现流水灯的流水效果，还有渐亮渐暗过程-C language program, combined with the PWM wave duty cycle for light water flowing water effects, as well as getting light fades process

流水灯程序cc2541蓝牙裸奔,点亮第一个灯-Light water program cc2541 Bluetooth streaking, first lit the lamp