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HeartRateMonitor class searches for peripherals with the heart rate service (0x180D). Once a peripheral device is found and connected then a notification is set for the heart rate measurement characteristic (0x2A37). The DataAvailable event is raised whenever the heart rate changes. The heart rate
link: You should have started a new thread for this question. Make sure to use the latest version of BLE2 (1.30). There is an example here: https://www.b
link: Hi, i just started with BLE. I am trying to figure out a way to write commands to the BLE device. the example code only shows data read. where could I
link: Start with this example: BLE 2 - Bluetooth Low Energy

I would really appreciate a BLE Library for B4J. Or any possibility or example how to work with BLE data in B4J Thanks a lot Marion

The "LE" is BLE means "Low Energy". BLE devices are typically devices that run on a battery for many days, so they don't do a lot of intense computational or wireless communications (like phones/Bluetooth headsets do) because that would eat up the battery life too quickly. For example, the electro
link: BLE is different than classic Bluetooth. Your phone doesn't implement the peripheral role by default. If your device supports peripheral mode (most d
link: Thanks Erel, So the (BLE) phone (unpaired) does not "advertise".
link: Don't confuse BLE with classic Bluetooth. Your phone is not a BLE peripheral device.

Thank you I tried it and data indeed reached the HM11. However: 1. Pairing took place without any authentication, name or password. 2. The example dose not include data transfer from the HM11 to the handset, I think I will manage with this. BLE has got quite a few new terms. Mastering them is not
link: Dear All I will appreciate a basic example describing data exchange between Android application and HM11 Preferable A to Z example even though I ma
link: Try this: https://www.b4x.-to-arduino-with-ble-bluetooth-low-energy.65824/#content

You should use the Disconnected event. The underlying SDK doesn't provide any explanation about the disconnection.
link: Hi, If in B4i the connection is interrupted there is a "LastException" in the sub bleManeger_Disconnected, but in B4a the "LastException" is not init

The first error is not related to BLE. It looks like you are not creating the layout correctly.
link: Oh yes, there is also that pending error, but no problem on any phones but this one. The real crashing error is the "error starting scan" I can't see
link: Hello. I'm speriencing the following error only this phone: Brand: WIKO Model: JERRY Android version: 6.0 Security patch: May 5 2017 I'm using BLE2 li
link: Erel, the BLE2 example give us some help. Please see attached image and code. The Alcatel is showing buttons correctly, but the Wiko says "BLE State:

Android side: https://www.b4x.com/android/forum/threads/b4x-ble-2-bluetooth-low-energy.59937/#content Arduino side i make in MicroBasic PRO for AVR from MikroElektronika.
link: delay(10); HM10.write(Serial.read()); } if ( inData == "F") { Serial.println("LED OFF"); digitalWrite(13, LOW); // switch OFF LED
link: I have no experience with HC-10, I already have HC-05, I checked the internet, and the usage is mostly similar... So I will tell you my experience wit

The device connects to water meters with pulse output and transmits data via BLE. The controller is powered by a 3.6V battery, which lasts for 3 years. The program receives data and displays it on the smartphone every 4 seconds. The device also contains a water leakage sensor with sound notification
link: Yes in Russian, my English is bad :)
link: Cool ! The video ist in russian language (may be) but I get the picture of it - very nice ! Благодарю́ !

What is the output of: Sub Manager_Connected (services As List) Log(manager.RequestMtu(80)) End Sub Have you set the event name to Manager?
link: Hi, thaks for reply. Output: true Yes, i called it manager
link: Hi, i'm trying to send a string which has more then 20 chars. For this i use RequestMtu Sub Manager_Connected (services As List) manager.RequestMt

For savy (Android / other) developers, please follow the link to Job Offers. Thanks https://www.b4x.com/android/forum/threads/ble-development-project-developer-required.144434/
link: Thanks to all.. @DonManfred has kindly offered to help me out with this. But don't be surprised if he calls on others to help out with the intricate

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