ONLINE HELP
 WINDEV, WEBDEV AND WINDEV MOBILE
Help / WLanguage / WLanguage functions / Communication / BTLE functions
WINDEV
WindowsLinuxJavaReports and QueriesUser code (UMC)
WEBDEV
WindowsLinuxPHPWEBDEV - Browser code
WINDEV Mobile
AndroidAndroid Widget iPhone/iPadIOS WidgetApple WatchMac Catalyst
Others
Stored procedures
Reads the value of a characteristic on a Bluetooth Low Energy device.
Example
crtc is btleCharacteristic
ValueCrtc is Buffer
ValueCrtc = BTLECharacteristicReadValue(crtc)
Syntax
<Result> = BTLECharacteristicReadValue(<Characteristic>)
<Result>: Buffer
  • Value of characteristic.
  • Empty buffer if an error occurs. The ErrorOccurred variable is set to True. To get more details on the error, use ErrorInfo.
<Characteristic>: btleCharacteristic variable
Name of the btleCharacteristic variable corresponding to the characteristic used.
Remarks
  • Android Android applications:
    • 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 iOS applications:
    The WLanguage Bluetooth Low Energy functions are available for the devices running iOS 9.
  • Windows WINDEV applications:
Related Examples:
WM Bluetooth 4 Cross-platform examples (WINDEV Mobile): WM Bluetooth 4
[ + ] This example explains how to use the Bluetooth Low Energy functions (Bluetooth LE): BTLExxx.

It is an application allowing you to find the nearby BTLE devices, to connect to them and to interact with the proposed services.
Business / UI classification: Business Logic
Component: wd300com.dll
See also
Minimum version required
  • Version 21
This page is also available for…
Comments
Click [Add] to post a comment

Last update: 09/24/2024

Send a report | Local help