Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
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...
Hello,
First of all I know that many questions were posted here about this topic but I am posting mine because I couldn't figure out how to solve my issue and I am looking...
I have a custom service that on a event needs to be re-initialized. The custom profile also has DFU. It seems that when I re-initialize services_init() the micro crashes on...
Hi,
I need to support two advertising protocols simultaneously Beacon and iBeacon.
This is because iOS.CoreBluetooth has a lot of limitations (there is no way to identify...
I want to know OBD-II Application scenario
ignore how to get OBD-II information from the car. assume I already get the info
generally, how often fetch the information...
Hello engineers, Recently I test the ADC function,I think the library function is so difficulty for me. So I want to use the ADC by register,but I found that ,after I start...
I am developing on a nrf52 board with a fdc2214 chip. I created 1 custom Service and 3 characteristics shown below, and the format of my UUID is 0000xxxx-1212-efde-1523-785fef13d123...
Hello, I successfully ported one provisioner and one provisionee to 2 nrf52840 experiment boards respectively, now I'm having the provisionee connected to my computer and...
Hi, I asked a relevant questions before and was advised to solicit such information from my local Nordic operations. But they didn't appear to know that either, so I'm here...
Calling ble_nus_string_send() from within a TWI callback (case NRF_DRV_TWI_EVT_DONE) is performing a reset on my PCA10028 (nRF51422). It works fine from the main loop.
...
When I run nrfutil, the program immediately throws a Python exception. It has been working for the last 6 months. I've used pip to try to upgrade protobuf and nrfutil, but...
I AM HAVING A COUNT VALUE WHICH IS IN THE RANGE OF 10000 - 100000 WHICH IS TO BE TRANSMITTED OVER THE BLE (OF THE BOARD) TO THE ANDROID DEVICE. I like to use nus service to...
Not really a development question. I'm looking for a wearable BLE device to use as a prototype for an academic research project (in a healthcare/hospital setting).
The...
Hi there,
Can anyone help me do secure DFU using bluetooth on PC please? I've tried every possible node.js solution to no avail.
I don't care what programming language...
Hello,
To my understanding, normally, either after a reset or powering up, the program should first run to Reset_Handler, then SystemInit, then __main.
Somehow, my program...
i used RTS service example in nRF5_SDK_13.1.0_7ca7556.
I entered the value in cccd,then i see ATT_ErrorRsp: status=0 oc=0x0012 h=17 err=5.
What's wrong with it and how...
