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 am running into some problems with libuarte. I have two nRF52840-DKs talking to each other over UART. My setup is not ordinary however. The hardware configuration...
Hello -
We are developing a product for the nRF52840 using SDK v17.0.2 and FreeRTOS. Our application uses the RTC configured by FreeRTOS to implement a System ON sleep...
While installing the itsybitsy NRF52840 board from Adafruit in the Arduino IDE, I encountered the following error:
"Tool nrfjprog is not available for your operating system...
I can't get a button to work on a custom board; but same firmware HEX file on a different board works fine.
Using nRF5 SDK 17.0.2, SoftDevice S132 v7.2.0.
using a custom_board...
Hi,
I'm using an nRF52840 and I need to implement a driver in c for an external chip. The c driver is written, and I only need to add specific functions regarding the SPI...
I can't see the answer, so I will write it again.
hello.
nrf24l01p(ptx), nrf51822(prx)
nrf24l01p set
TX_ADDR = 0xA5B300
EN_AA = 0
EN_RXADDR = 1
SETUP_AW =...
Hi, I am trying to add Buttonless DFU functionality to the ble_app_blinky example.
The process I took
1. added the following files to the project
ble_dfu.c ble_dfu_bonded...
Hello, I am trying to implement a basic BLE connection between the nRF52840 Dongle and an Android Device (nRF Connect). I wanted to secure this BLE connection with a passphrase...
Hi everyone,
I am working on buttonless OTA DFU. I have generated my own private and public keys using nrfutil and created the .zip file for DFU.
While generating the...
Using the following image UUID on NRF51822, how do i connect to the host in the nRF5_SDK_12.1.0_0d23e2a softdevice? I used to the example of ..\ble_peripheral\ble_app_uart...
Hi,
I used one nRF52840 dongle and one DK, and placed one sniffer in between to caputure the packets.
The connection interval was set at 7.5 msec, GAP event length is...
I have gone through the nWP-034 document (nRF9160 Hardware Verification Guidelines) and wonder if it exist sample code (firmware) to be used, as a baseline, during regression...
Hi,
we have interfaced Accelerometer Module with NRF52832 using SPI Communication. Psuedo code of code snippet is :
<<Place the snippet here>> Expected : After nrf_spi_transfer...
Hi,
I am trying to use APP_TIMER to detect if a sensor isn't responding to I2C Commands. I created and started the timer with the following steps. The project is based...
