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 would like to develop a custom key sharing algorithm for nRF8001 chips. As far as I have understood the only way to use full 128-bit temporary key (TK) is OOB...
Good Moring engineers.
I just got nRF24LE . I am wondering the timer2 only provide 2 seconds long period ?
I want my project nRF24LE sleep as long as possible , at less...
I am using an RTC for other purposes that exposes a buffered 32kHz clock. I am considering using the buffered (rail-to-rail) for also the LF timebase of the nRF51. The drive...
I've just discovered that the Jlink LITE programmer can not program my custom PCB because it runs at 2.7V.
Does the nRF51-DK board support programming an external target...
Hi....
We are working on PCA10028 DK with S130 softdevice version 0.9.0 alpha. Could you tell me about the release of stable SD S130. Hope it will be soon.
Hey,
Is it possible to use the NRF51822 for connectivity together with Arduino, and if so are there any easy instructions as to how to do so? I am looking something on...
Hello I was wondering if I can use both the proprietary protocol 2.4 Ghz ( I understood the one to use for the new projects is Gazell ) and the Blueotooth smart on the nRF51422...
Recently,I met a problem when I used Gazell mode. Before, i used the GPIOTE to collection PPM receiver 's length of time, when I also use the gpiote and wireless data transmitting...
Hello , i have been following the ANCS tutorial and have managed to pair it with my iOS device. I am using the Nrf8001 with an arduino. I have read up many articles about...
I have seen several good questions and answers on this forum regarding the use of a PA for extending range of the nRF51422/nRF51822 devices. I have a battery-powered application...
Hello everybody,
We are using a nRF51288 with an external DCDC converter. VDD and AVDD is bridged, DCC is not connected.
The software is working in Peripheral mode, S110...
hello,
I recently purchased a NRF51 dongle and NRF51 DK. I was working with older version of NRF51 development kit. I did n't get any information in the user guide provided...
Hello,
when using the S130 with multiple connections and sporadic advertisement and scan procedures, I get a connection timeout after a few minutes, now I must know, how...
Hi,
Im using an app_timer in my application to create a timeout for UART read (im not using SoftDevice).
On my board I have USB and battery power, so at the moment when...
After switching to 51822 in example project nRF_Examples\7.0.1\dfu\bootloader\
I have next output:
compiling pstorage.c... compiling bootloader.c... compiling bootloader_settings_arm...