示例#1
0
        public string beep(uint sec)
        {
            if (iDevice <= 0)
            {
                return("请先打开设备!");
            }
            int ibstate = E7Lib.fw_beep(iDevice, sec);

            if (0 == ibstate)
            {
                return("调用蜂鸣器成功!");
            }
            else
            {
                return("调用蜂鸣器失败，code：" + ibstate);
            }
        }