Autoit3 Library – CommAPI

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Informatie (ENG)

CommAPI translates the communications functions of Windows API to AutoIt functions.

Features

  • No need to install DLL’s
  • Using Windows API calls (kernel32.dll)
  • Possibility of serial communication (serial port, COM port, RS-232)
  • Possibility of parallel communication (parallel port, LPT port)
  • No use of global variables
  • Uniform namespace _CommAPI_XXX
  • Modular organization into files
  • A lot of additional utility and helper functions

History

  • 2008-09-12 Creation of cfx.au3 (V1.0)
  • 2011-02-18 Conversation of cfx.au3 into cfxUDF.au3 (V2.0)
  • 2011-02-28 Update V2.0 to V2.1
  • 2011-04-27 Update V2.1 to V2.2 (german forum)
  • 2013-07-10 Modify V2.1 to V2.1mod
  • 2013-10-24 Creation of CommAPI.au3

Changelog

2014-01-23
Small update of method _CommAPI_CreateModeString
2014-02-03
Change timeout handling (Attention: not backward compatible)
Small update of method _CommAPI_PurgeComm
2014-03-07
Rename CommAPIStructures.au3 to CommAPIConstants.au3
Replace hex values with Constants
2014-03-27
Update of call _WinAPI_CreateFile
Updated @error handling
New parameter MaxLen for function _CommAPI_ReceiveData
New function _CommAPI_ReceiveLine
Update existing examples and add new examples
2014-03-31
Add constants
Fix _CommAPI_WaitCommEvent
2014-04-03
Fix reading error Chr(128) to Chr(255)
Fix error in _CommAPI_TransmitData
2014-04-04
Replace ReceiveData & ReceiveLine with ReceiveBinary & ReceiveString
2014-04-07
replace _CommAPI_TransmitData with _CommAPI_TransmitBinary & _CommAPI_TransmitString
Create CommObsolete.au3 for backward compatibility
2014-04-08
Fix error in _CommAPI_ReceiveBinary

Voorbeeld scripts

Introduction

This site shows you some examples for CommAPI. You will also need the following snippet for all examples:

First example

INI file


Command Line


Separator


Slow Devices

For some slow devices the default timeout is too small of one millisecond.


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