Hi I am using Jlink board, when connected to my pc, I can't select nRF5x programming.
Version I am using is 1.20.0.2. I tried the uninstalling everything and installing....
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...
Hi everyone
I apologize in advance for any possible mistakes.
I am new to programming nRF52 series microcontrollers.Having started exploring various possibilities, I ran...
Hi,
We've been developing our application using pc-ble-driver which communicates with a PCA10040 devkit with SD API v5.1 connectivity firmware. In this dev environment,...
I'm trying to connect to a few sensors on the Nordic Thingy:52, and it fails with the following message: characteristic is not defined. The connection to the Thingy is established...
Hi,
i use nrf51822 and sdk 11.0 . I am using the ble_app_hrs_c example .This product consists of two devices，One master and one slave.
The master chip is nrf51822...
I am using the nRF52840 (with SDKv17.0.0 + s140_7.0.1) and made a custom FW based on the ble_app_hrs example. My custom HW has a 64MB S25FS512S flash memory chip.
I found...
Hi,
I am currently trying to run the DFU over UART example using my nrf52840 dk. I am using sdk v15.2.0. I followed the following instructions found in the Nordic Infocenter...
I have done a DFU code in our Customized board using NRF52832. My program was running successfully in nrf52 DK but in our customized board it's not working
While uploading...
Hi, I have a BME280 sensor running normally with the nRF9160 on v1.2.0 firmware. When I updated the firmware to 1.3.1, I had to update the code to run I updated the files...
Hi, I have a simple voltage divider circuit and I am measuring analog input from in between the resistors. I am using a custom NRF52832 being powered by a DK. I get quite...
I recently purchased a Thingy91 and have been following the start up guide but have been running into an issue with the thingy91 being recognized over USB. I was able to connect...
Hi Nordic,
I am developing a distance measurement application between the nrf52840 and nrf52833 unit for the long distance mode.
for the nrf52840 as center which running...
HI
I'm using SPI connecting to mutiple max31856(two now) on nrf52DK and SDK15.3
so I control my ss pin to pull low by myself
chip select by changing spi_pin like some...
a data array, length is 2048,use function "sd_ble_gattc_write", a error occurred, length less than 240, no error.
do {。。 err_code = write_configure(m_center_handle,14...
