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...
I'm working on a proximity beacon application using the nRF51 DK and a Nordic Beacon. The application basically has the nRF51 DK connect to the Beacon and monitor the RSSI...
Hi All,
Just want to ask if there is a better or recommended way to manage priority interrupt.
My application uses 3 interfaces:
SPI as master to interact with...
Hello,
I have an BLE application were I want, for security reasons, to allow a connection only if a button is pushed or if the devices already have bonded before. The Button...
Hello lovely Nordic Semiconductor staff (and everyone else reading this),
I have recently been working on exploring the use of BLE via Nordic chips in my employer's products...
Hi,
How to store two application image in nrf51822 flash each image size is 60kb. I have enough space
To store images but I don't know how to store. Please guide me to...
How can i reaed 32bits word using spi ?
I don't find the function to configure the SPI to read 32bit word ?
And how top start reading ? Is this function"uint8_t nrf_spi_rxd_get...
I am seriously stuck on a project. Expert help is needed.
The goal is to create a modified dfu ble bootloader with the following properties:
Target: NRF51DK (nrf51822...
I want to add nRF24L01 for nRF52832,but nRF24L01 needs to use software to ctrl TX and RX,I hope it auto.
nRF51822 can connect to PIN30(VDD_PA) ,and nRF52832 I need to connect...
I'd like to sample the SAADC at 1280Hz. The app_timer minimum seems to be 1ms (1000Hz).
If I use continuous sampling by setting SAMPLERATE then the minimum rate seems to...
Hi all,
I am trying to port the nfc_text_record to the example experimentral_central_ble_app_blinky after I am able to compile I am getting the following message on my...
Hi
Whitelist function is in ANCS sample code.
Does it require in ANCS?
Can I disable whitelist?
If yes, how many pairing times between Device & Apple OS?
It cannot connect...
I'm new to use nordic and I would like to add a new custom service (2320EE58-8654-4132-95F7-0A872AC0958F) with a custom characteristic(23200000-8654-4132-95F7-0A872AC0958F...
Hi DevZone
I am trying to measure the battery voltage using the bas service. I got some hints from the ble_app_proximity example.
My problem is that no matter what the...
Please refer to the image below:(If you cannot see the image, link here: postimg.org/.../)
I'm not entirely sure what this pin does, does it output reference voltage...
Why can't I breakpoint or step blinky, using kiel MDK lite?
Comment --- I suggest Nordic do videos or provide exact steps for how to setup-run the base example (like Blinky...
