public async static Task ChangeSpeed(ushort speed)
{
using (Modbus modbus = new Modbus())
{
modbus.Open("COM1", 9600, 8, Parity.Even, StopBits.One);
ushort[] va = new ushort[1] { (ushort)(speed * 100) };
ushort retryTime = 10;
while (retryTime > 0 && await modbus.WriteRegisters(Inverter.Address, (ushort)InverterFuncRegister.FrequencyCommand, 1, va) != true)
{
await Task.Delay(100);
retryTime--;
}
if (retryTime == 0)
{
throw new Exception("更改转速失败,请重试或检查变频器工作是否正常");
}
else
{
Speed = speed;
}
}
}
public async static Task GetRunstate()
{
using (Modbus modbus = new Modbus())
{
//等待主轴启动
await Task.Delay(1500);
modbus.Open("COM1", 9600, 8, Parity.Even, StopBits.One);
ushort retryTime = 10;
ushort[] value = new ushort[1] { 1 };
while (retryTime > 0 && await modbus.ReadRegisters(Inverter.Address, (ushort)InverterFuncRegister.RunState, 1, value) != true)
{
await Task.Delay(100);
}
if (retryTime == 0)
{
throw new Exception(modbus.modbusStatus);
}
else
{
if ((value[0] & (0x01 << 12)) != 0)
IsEnabled = true;
else
IsEnabled = false;
}
}
}
