Good morning,
this is Algocraft (www.algocraft.com), an high tech company whose core business is to develop, design and market a wide range of professional systems dedicated...
Hi,
We designed the circuit followed the reference circuit(QFN48), but we always failed in the 8kv ESD test.The CPU always reset while ESD testing.
The 8kv ESD power...
Does anybody got an app inventor2 "project" to communicate with the (Adafruit) Bluefruit LE UART (or SPI) ?
Note: my Android version is 4.4.2 (LE "advertising" not supported...
I've created a Secure DFU client using the multilink central example with S130 and SDK 12.2 (running on PCA10031).
There are a few issues we have trouble with.
The...
Hi,
After successfully managing to preserve our devices bonding information (and custom app context data) across DFU updates, we have a few related questions.
I should...
I would appreciate some suggestions on a good development flow to go from an Example to end application
I have nrf52832 on a custom PCB.
I tested several sdk13.0.0 examples...
If anyone will ever have this error:
When using c++ and singleton the use of operator new is not possible.
I found the solution in this post: forum.arduino.cc/index.php...
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...
