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Stored procedures
Reads the value of a characteristic on a Bluetooth Low Energy device.
Versions 27 and later
Windows This function is now available for WINDEV applications in Windows.
New in version 27
Windows This function is now available for WINDEV applications in Windows.
Windows This function is now available for WINDEV applications in Windows.
Example
crtc is btleCharacteristic
ValueCrtc is Buffer
ValueCrtc = BTLECharacteristicReadValue(crtc)
Syntax
<Result> = BTLECharacteristicReadValue(<Characteristic>)
<Result>: Buffer
  • Value of characteristic.
  • Empty buffer if an error occurred. The ErrorOccurred variable is set to True. To get the details of the error, use ErrorInfo.
<Characteristic>: btleCharacteristic variable
Name of btleCharacteristic variable corresponding to the characteristic used.
Remarks
  • Android Bluetooth Low Energy WLanguage functions are only available on devices with Android 4.3 or later (api level 18).
    • A fatal error occurs if the function is used with an earlier system version.
    • To determine the version of Android the application is running on, use SysAndroidVersion.
  • iPhone/iPadIOS WidgetMac Catalyst The WLanguage Bluetooth Low Energy functions are available for the devices running iOS 9.
  • Versions 27 and later
    Windows Bluetooth Low Energy WLanguage functions are only available on:
    • PCs that support at least Bluetooth Low Energy 5.
    • PCs using a Blutooth dongle supporting Bluetooth Low Energy version 5 or higher.
    New in version 27
    Windows Bluetooth Low Energy WLanguage functions are only available on:
    • PCs that support at least Bluetooth Low Energy 5.
    • PCs using a Blutooth dongle supporting Bluetooth Low Energy version 5 or higher.
    Windows Bluetooth Low Energy WLanguage functions are only available on:
    • PCs that support at least Bluetooth Low Energy 5.
    • PCs using a Blutooth dongle supporting Bluetooth Low Energy version 5 or higher.
Business / UI classification: Business Logic
Component: wd270com.dll
See also
Minimum version required
  • Version 21
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