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RS485 Driver: Windows 95 Progr
消耗积分:5 |
格式:rar |
大小:55 |
2008-08-08
20615
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To access the RS-485 driver from Windows 95 from either 'C' or Visual Basic, merely install the new SERIAL.VXD driver and use the existing communications functions available for the language. For 'C' use the WIN32 serial communication interface functions: CreateFile(), ReadFile(), WriteFile(), SetCommState(), GetCommState(), etc. If you are using Visual Basic. merely use the built-in serial communications functions found in the professional edition. The device driver handles all of the RS-485 multi-drop RTS drive enable issues for Models: 485-25A and 485-25I.
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