Version Differences for H15

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  :Check out the IsSysBusy() function. It returns a boolean, depending on whether or not the barcode engine is currently undergoing its reinitialization process. Attempts to scan while this is happening can essentially crash the scan engine, so waiting until IsSysBusy() returns false before your application directs the scanner to scan should alleviate the problem.    :Check out the IsSysBusy() function. It returns a boolean, depending on whether or not the barcode engine is currently undergoing its reinitialization process. Attempts to scan while this is happening can essentially crash the scan engine, so waiting until IsSysBusy() returns false before your application directs the scanner to scan should alleviate the problem. 
  ==OS Release Log==    ==OS Release Log== 
    + * '''4.9.3'''  
- *Version 4.4.3   + ** Added XMLHttpRequests to H15 OS  
- **Fixes a problem with the scan engine becoming unusable or losing settings if a scan is attempted directly after waking up. Provides support for a new function in version 1.0.3 of the .NET SDK, IsSysBusy(). This function is designed to be called in a user application before attempting a barcode scan, in order to determine if the scan engine is ready for scanning.   + * '''4.8.3'''  
    + ** Fixed: Can't read QR code and some other 2D symbologies after suspend / resume  
    + * '''4.7.3'''  
    + ** Integrated updated driver for Barcode Reader  
    + * '''4.6.3'''  
    + ** Added PCL printer driver.  
    + ** Added RDP Audio Playback Redirection.  
    + * '''4.5.3'''  
    + ** Update Summit Wi-Fi utility to latest one (2.2.24)  
    + * '''4.4.3'''  
    + ** Fixes a problem with the scan engine becoming unusable or losing settings if a scan is attempted directly after waking up.  
    + ** Provides support for a new function in version 1.0.3 of the .NET SDK, IsSysBusy(). This function is designed to be called in a user application before attempting a barcode scan, in order to determine if the scan engine is ready for scanning.  
  ==Links==    ==Links==