请帮我看下这段代码的意思
瞬间瞬间 2013-02-18 03:18:33 int CdownPluginMODBUS::DoStart()
{
HTHREAD h;
m_bStopFlag = 0;
uint Timeout = m_ReadTimeout;
m_pPort->set_ReadTimeout(Timeout);
Timeout = m_WriteTimeout;
m_pPort->set_WriteTimeout(Timeout);
if(hr_thread_create(&h, (HR_THREAD_ROUTINE)CommonProcessThread, this) == 0)
{
m_ProtocolThread = h;
debug_printf(dfl_lowclass, "\ndevice Num: %d Down Thread is : %x \n", m_deviceNum, m_ProtocolThread);
}
else return 1;
return 0;
}