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 Everyone,
I am using nrf52832 and sdk 15.2 for BLE scanning and advertising. scanning and advertising is working parallel. this is controlled by other MCU over serial...
Hello,
I was able many times to download nrf52-ble-image-transfer-demo-master in to nRF52840 DK (PCA100156) and run a mobile application successfully.
Today I downloaded...
Hi ! I'm using nrf52 + SDK 17.1.0.
I found sd_mutex_acquire/ sd_mutex_release, which is great for locking variables that are set/get asynchronously. Next, I'd like to use...
Hi, I'm using nrf52840DK.
I set the selective_auto_ack as true. It should be able to adopt dynamic ack (or ack payload).
I have two data packets, which are ch_pkt and...
Hello,
I try to figure out, why a certain IO pin shows some pattern at startup. After using JLinkExe to set a watchpoint at the configuration register of the pin (GDB was...
I am trying to update my firmware using IOS-nRF-Connect-Device-Manager and am getting an invalidHeaderMagic error when calling: I am using version 1.7.3 (last version to still...
I'm attempting to use the Settings API save and retrieve data from nRF52832 FLASH memory. I can build and run the example application provided in the Settings documentation...
Hello Developers,
I am working with the nRF52833 microcontroller using segger embedded studio with the latest SDK. My issue is that I can configure and use all GPIOs except...
I have browsing this site, no clearly answer found, but,I think someone has done this job before.
My scenario:
.many BLE client (5.0 above);
.BLE clinet will upload...
Hi, We have an application running on the nRF53, and would like to change the BLE MAC address from the default Random Static Address, to a Public Address with a valid Vendor...
I'm studying with PCA10059,trying to build a gateway between BLE peripherals & PC.
For PCA10059 has build-in USB socket,and I will plug them into PC's USB ports at last...
Hi all,
I want to use UART periodically, but because I need to communicate with other standard UART, I cannot use LPUART
I saw that Zephyr's demos all use CONF_SERIAL...
I am following all the steps given here: nRF Sniffer for 802.15.4 but my zigbee sniffer did not show up. When i did the steps given there for ble sniffer it showed up. steps...
Hello,
I am new to developing with Nordic products and I have a question regarding the components in the antenna matching network. I am designing around the QIAA QFN-73...
Hi,
I am trying to use the nRF915-DK with a GNSS Tracker application. Everything works fine, but, I am not able to set the nRF9151-DK properly for utilizing the board...
