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...
hello
i have created 1 custom service for that created 3 characteristics.
with that 3 characteristics i'm trying to notify by using nrf connect app.
my question is...
We are looking for a BLE-enabled chip which can bind to a smartphone, with the aim of performing proximity tests. to make sure the person in possession of the chip is indeed...
We want to design a small tracker for key rings like car keys etc, it will be linked with mobile app. Is it possible to do so?
Whatever I have read till now is it is possible...
Hi,
We are planning to run the nRF52840 in CKAA configuration 3 (attached) in Normal Mode. When we boot, our regulator will provide VDD = VDDH = 1.8V. Reading through the...
Our product is using NRF24L01+ and PA to transmitter data. It pass all the test of FCC PART C but the BAND Edge measurement.
The below 2 pictures is NRF24L01+ Band edge...
Hello everyone,
I have been dealing with this issue for some time now, and I think it's time to find a definitive solution, I am sure there is one!
For my projects,...
I had some questions when using nRF5SDK160098a08e2\examples\dfu\secure_bootloader\pca10056_s140_ble for OTA test. Who can help me answer my question?
1. Can I return the...
Hi,
i have created some custom characteristics and i am enabling read and write characteristics in that, but when i am trying to write or read some data it seems that it...
Hi everyone,
I am trying to connect my nRF 9160 DK and Thingy:91 to TIM (Telecom Italia Mobile) CAT-NB1 network provider from Brazil. I am using the Asset Tracker and...
Hello,
For my project I want to use broadcast packages to send data to multiple devices at the same time.
I've seen that there is a beacon application that "should"...
Hi,
I'm trying to develop a custom service and am following a few examples in trying to do so. The software crashes for me everytime after advertising the new service...
I am building a custom device that incorporates the nRF9160. For testing I would like the device to work in China. I believe NB-IoT is the only network that is supported by...
Hello,
I have multiple records that I want to update during the runtime of the program.
What is working:
1. I can write in memory for the first time initial values...
Hi ,
I am using nrf connect 1.2.0 dk. I am now testing the https client example.
However, I always get the connection fail error as belows.
Provisioning certificate...
Hi:
I want to send pictures and voice.So it needs to be faster.What should I do?
I use nrf52832/sdk16.If nrf52840 is used, can it reach 2Mpbs?
Measurement example:nRF5_SDK_16...
