Hello, I am tryong to use to masters to communicate with two accelerometers.
Q1_ I found the following image from Nordic's website that shows SPI0 pins but there is no indication...
In the nrf51 series reference manual section 12.1.9 it states that there is hardware protection that prevents write instructions from being executed and that there is more...
Hello, I have established the connection between two pca10001 boards, one as central and one as peripheral using multilink_central and multilink_peripheral. I have serial...
Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
Introduce
WIZnet would like to introduce a BLE to TCP solution which enables bluetooth devices to access cloud services such as Google, IBM, and Amazon without a smartphone. WIZnet created a low power…
Introduction
There is a use case that I've seen several times recently that I find interesting due to the fact that its security requirements aren't directly addressed by the Bluetooth Low Energy (BLE…
The Zephyr Project RTOS
The Zephyr Project RTOS is a recent effort by the Linux Foundation to provide the embedded world with a free, secure and fully-featured Real Time Operating System. It is designed…
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…
Setting up the Timeslot API
When you want to use the radio while still maintaining a BLE connection or have a task that you need to do uninterrupted by radio activity, you can set up a timeslot. The timeslot…