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User manual - ICP DAS USA

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DWORD m_checksum=0;Open_Com(COM3, 9600, Data8Bit, NonParity, OneStopBit);dwBuf[0] = m_port;dwBuf[1] = m_address;dwBuf[2] = 0x87054;dwBuf[3] = m_checksum;dwBuf[4] = m_timeout;dwBuf[5] = 3;dwBuf[6] = 0;DigitalOut_87K(dwBuf, fBuf, szSend, szReceive);Close_Com(COM3);Remark:• DigitalOutReadBack_87KDescription:This function is used to read back the digital output value of the digital output modulefor I-87000 series modules.Syntax:[ C ]WORD DigitalOutReadBack_87K(DWORD dwBuf[], float fBuf[], char szSend[],char szReceive[])Parameter:dwBuf: DWORD Input/Output argument talbedwBuf[0] : [Input] COM port number, from 1 to 255dwBuf[1] : [Input] Module address, form 0x00 to 0xFFdwBuf[2] : [Input] Module ID, 0x87041/54/55/57/58/60/63/64/66/68dwBuf[3] : [Input] 0= Checksum disable; 1= Checksum enabledwBuf[4] : [Input] Timeout setting , normal=100 msecondLinPAC-8x4x SDK:114

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