Hi,
i tried to send data from ios 7 via tx_characteristics(like in UART example) but received error:
didWriteValueForCharacteristic 2A38 error = Error Domain=CBErrorDomain...
I have been trying for a few days now to get my environment setup for development with the nRF51822. Since there is no official configuration for the Mac w/ Eclipse I have...
Apologies if this has been asked before but did search for 'format' in faq and got nothing.
I have been answering to questions.
In my answer I place hard empty lines....
Hi
i use nrf51822 s110 "hrs" example to transmit the data to ios.
I need to add an option to send back some data (from ios to nrf51822). 10 bytes maximum .
how can i implement...
Hi
i use the hrs example to transmit the data to ios.
but i need to add an option to send back data (from ios to nrf51822). 10 bytes maximum .
how can i implement...
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…
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…
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…
###Other relevant posts
A concise guide to equipment setup, and how to use the development kit for current measurements can be found here: Measuring current with PCA10040 v0.9.0
A post that describes…
When designing a PCB with nRF51, nRF51822 or nRF51422, there are some rules that should be followed in order to get a good working radio/system, with a maximized range.
General rule
The RF part of the…
2019-02-08: Updated tutorial to cover nRF5 SDK version 15.2.
Introduction
Scope
The following topics will be included in this tutorial:
Configuration of the Scheduler library.
Using the scheduler with…
Scope
Topics that will be covered include:
Before we begin
Necessary equipment and software
Necessary prior knowledge
Setting up the example projects
Background theory
Central and peripheral roles…
2018-11-23: Updated tutorial to cover SDK version 15.2.
2019-02-08: Improved example project (SDK 15.2) and updated instructions accordingly.
Introduction
Scope
The following topics will be included in…
Before we begin
Scope
Topics that will be covered include:
Before we begin
Necessary equipment and software
Necessary prior knowledge
Some basic theory
The Generic Attribute Profile (GATT)
Services…