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How to send & receive binary data from bluetooth? 0

I tried to do send & receive binary data from bluetooth in ios app. But i only can send & receive string or ASCII code data in my app, do you have any method or idea can...

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Started over 11 years ago
by Michael Lin
Not Answered
cannot be re-connected after turning off and on Bluetooth 0

Hi, I tried ble_app_hids_mouse with Android 4.4.2, it can work properly for first time connection. However, it cannot be re-connected after switching Phone's Bluetooth...
- android
898 views

0 replies

Started over 11 years ago
by Henry Wong
Not Answered

nRF51822 example 0

I have installed Keil MKD-Lite V 5.10.0.0 and the Segger software (which linked to the Keil IDE). I have tried to install the nRF51 SDK (5 times) and every time iI get the...

808 views

0 replies

Started over 11 years ago
by Julian
Not Answered

Issue With S110 V7.0.0-3.alpha DFU Example 0

Hi, I am attempting to get the DFU working as per the example provided in the S110 V7.0.0-3 download. I've followed all the steps in the readme in the DFU subfolder and...

666 views

0 replies

Started over 11 years ago
by Anne
Not Answered
nrf24le1 serial and wireless I/O - interrupts VS polling 0

Hi all, I have an application where an nrf24le1 is communicating serially with another processor, using the UART at 57600 bps. I have multiple identical boards communicating...
- wireless
- tdma
- broadcast
- serial
- interrupts
- keil
- nrf24le1
1268 views

0 replies

Started over 11 years ago
by bert schiettecatte

Recent in Nordic blog

Bluetooth on a desktop computer (Windows, Mac, Linux)

kbaud

Posting this here in an effort to save the time of anyone else who is wanting to control a device from a desktop computer. Our application is a motor control device that is wirelessly controlled from…
- 4 Jan 2018
Writing BLE firmware with a few lines of code part 2

Nguyen Hoan Hoang

Second part of the series Writing Bluetooth LE firmware the easy way blog. This second part shows how to read and advertise the environment sensor data (BME280 using Motsai Neblina module and BME680 using…
- 3 Jan 2018
Intro to ShockBurst/Enhanced ShockBurst

Daniel Veilleux

The first generation of wireless PC accessories to achieve widespread success (the ones that shipped with a dongle in the box) adopted 2.4GHz radios because these radios offered the optimal trade-off between…
- 1 Jan 2018
Writing BLE firmware with a few lines of code

Nguyen Hoan Hoang

Writing a BLE firmware can now be done with a few lines of code. The code example bellow is all you need to write for a non-connectable BLE firmware that advertise a counter value every second in the…
- 29 Dec 2017
nrF52 Tutorial: ETM Instruction Trace with Keil MDK

Bob Boys

Hello I wrote a tutorial on using the nrF52 Development Kit with Keil MDK. www.keil.com/appnotes/docs/apnt_308.asp This document features essential debugging capabilities of the nrF52 series. ETM Instruction…
- 15 Dec 2017
One minute to understand BLE connection data package

viewtool

1.Profile During connection procedure of BLE, there are three packages: SCAN_REQ, SCAN_RSP 和 CONNECT_REQ。 SCAN_REQ： Scan request, issued by MASTER DEVICE, send to SLAVE DEVICE，sent by the Link Layer…
- 15 Dec 2017