Hi guys,
In the iot sdk in mqtt.h there are typdefs for "mqtt_topic_t " and "mqtt_subscription_list_t".
I'm trying to set several topics (5) and subscribe to them.
...
Hi,
I am using nrf5832 that is running a coap server example.
I have modified it a little so it reads sensor data via i2c and returns the data using the coap callback.
...
Hi,
I would like to receive some suggestion about finding a CHEAP smartwatch / wristband already available that has these minimal features: BLE (with SDK / GATT profiles...
Compiled with Keil4 software compilation and C of the mixed program, the error is:Branch offset 0x00000228 out of range of 16-bit Thumb branch, but offset encodable in 32...
Hi,
I am currently working on a prototype with Silicon Labs Thunderboard sense. I am looking for a replacement product that has NRF BLE module. All I need is a BLE module...
I would like to hide BLE advertising from normal BLE devices.
And only be able to see such advertising with dedicated scanner.
I was thinking of changing access address...
Im making a project were i have two robots each one with a device connected with a mobile phone. But at same time i want that, when they are near each other they exchange...
Hi,
I want to send data from one peripheral(nRF51 DK) to multiple Android Phones. This will be a one way connection from the peripheral to the smartphones. I red on the...
When using the nRF51822 as a Bluetooth Smart (BLE) emitter, is it possible to change the UUID, Major or Minor values by hardware (for example, by changing the digital input...
Hi, student here, so go easy if you can :)
I have successfully programmed the evaluation kit and development with the softdevice and loaded my app on.
Now I am trying...
Hello there,
I have read about SoftDevice and how it uses EMA to send and receive information over the air. However I am quit confused about what a ble stack is. Could you...
I have an issue trying to set up an example project following this guide .
Despite the makefile including correct paths in the INC_PATHS variable, none of the headers included...
Hi,
I have implemented some code to periodically switching back and forth between the normal and the config mode. I can see that the handler function is being called, but...
Hi everyone,
A beginner here with an idea for a small project.
Project specs: 4 BLE buttons paired to a Android or iOS phone and an app that will listen which button has...
I am working on "nRF51_SDK_8.1.0_b6ed55fnnn\examples\ble_central_and_peripheral\experimental
\app_s130_demo\pca10028\s130\arm4" project .
In this project,in which variable...
Or is there any LCD you could suggest that doesn't need that much code? Simple numeric 2rows would be enough. Want to use it with the nRF51-DK to display some measured valued...
Scenario: I want to use an Arduino shield with the nRF51 DK. When attached to an Arduino, the Arduino's barrel jack is plugged into a 12V power supply. The shield takes advantage...
