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 Guys,
Thanks for your precious time and insight. Let me try to explain what we did,
We have developed a custom board
After assembling the board, we do a bare board...
Hi, I have an nRF8001 on a Red Bear Lab BLE shield mounted on an Arduino Uno. I'm using BLE to trigger the execution of potentially long running (well, a few seconds anyway...
Hi,
I've done a fair amount with the NRF51822 and Keil on Windows but decided it was time to switch to my native Mac instead of the VM!
Reading all the guides around...
Hello everyone,
I'm a beginner and i'm trying to debug a nRF51422 BLE project.
The SoC is supposed to wait for commands from a STM32 in order to execute some functions...
Hello,
I'm a newbie in this area, and I'm trying to program NRF51822 QFAA on a custom board according to the given tutorial for a dual bank bootloader ( devzone.nordicsemi...
Hello,
Since I am still a little confused, could anyone tell me what S110 and SDK I should use for nRF51822 QFAA? ( infocenter.nordicsemi.com/.../nRF51_Series_Compatibility_Matrix_v2...
i am going to buy nRF51822beacon but i do not know what to buy with it ?
i will buy nRF51 DK but i also want to use a segger programmer with nRF51822beacon.
what confusing...
I was wondering if you could advise me on the best way of adding in BLE functionality to an existing ANT application. Is it simpler to have both transmitting at the same time...
Peripheral receives 4 bytes from central in order to set color of 5 LEDs (1 byte command type + 3 bytes RGB data). There's an iOS app with color picker where user can select...
hi every one.
I need to load softdevice to nRF52 preview DK before execute this app follow it, but i don't know exactly how to do it.
This is my solution:
open...
Hi,
When I reset my nrf51822 beacon firmware using nrfgo, it works just fine. When I try to reset the firmware using jlink, I end up having problems. There are no errors...
Hello, I have downloaded the nRF_MDK_7_2_1, and open \Keil_v5\ARM\Device\Nordic\nrf51822\Board\pca10001\s110\ble_app_beacon\arm\ble_app_beacon with Keil_v5.
I set IROM1...
Teaching myself the Nordic libraries and API for nRF51 - going smoothly.
Keil uV5 and Dongle and SDK 9.0.0
Wanted to send my own data in the characteristic for HRM service...
The workaround for nRF51822 PAN#73 specifies setting an undocumented register at offset 0x0C0C of the timer peripheral to 1 prior to TASKS_START , and clearing it after TASKS_STOP...
