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 have been trying to implement a Bluetooth keyboard functionality using the nRF52DK. So, from my understanding, what the example program "ble_app_hids_keyboard" present...
I am trying to communicate between peripheral device (nordic nRF52840) with another device (let us say ubuntu device) with ubunutu as OS and Bluez bluetooth stack. I have...
I am trying to implement UART service which should act as both central and peripheral at a time.
So, I started implementing ble_uart peripheral service into the central...
Hi,
I'm testing the nrfutil tool for DFU in windows but it seems that when running nrfutil keys --gen-key private_key.txt I get " no such option: --gen-key" , using nrfutil...
Hello,
I have been developing firmware on a custom nRF51 board.
Upon testing firmware that involved BLE advertising,scanning, UART communication over BLE and FDS, i observed...
hi i have made gate opener for my farm, i am using MPU9250 and nrf52 to measure how much degree its open i am putting my MPU in cycle mode to wake up and take data, but it...
Hello
I would like to point out that I have no knowledge of electronics.
I am in the advanced stages of building a project on the basis of Adafruit feather nRF52832, The...
I am trying to test the fatfs example (SDK14) using the 10056 DK.
I do nothing modification and it results in...
<info> app: FATFS example started. <info> app: Initializing...
I realize I am like the hundredth person to have this problem but all the solutions I have found don't seem to work.
I am trying to add a simple header file to the nordic...
I am new to Nordic, I am able to compile and run examples on nRF52-DK.
I know there are examples are done for us but how I can develop my own project which use multiple...
I just replaced SDK 14.0 with the shiny new SDK 14.1 in my project. My project uses components from the SDK, but I don't use the exact same structure. Once again, it won't...
My Environment
Nrf52840
SDK : nrf51_15.0.0
soft device : s140
Target : Scanner (central)
I am trying to set GAP parameter for listening single channel that is...
i use sdk14.2 52832 i use uart
UART0_CONFIG_USE_EASY_DMA =1 consumption ~2.1mA
UART0_CONFIG_USE_EASY_DMA =0 consumption ~650uA
Is this a normal phenomenon, is it true...
