def SetAcceleration(self, acc_val, channel=0):
    command = [137, channel, (acc_val & 127), ((acc_val >> 7) & 127)]
    self._SendCommand(command)
def SetAcceleration(self, acc_val, channel=0):
    command = [137, channel, (acc_val & 127), ((acc_val >> 7) & 127)]
    self._SendCommand(command)