Dear Nordic Experts, This one's a tough nut to crack:
The firmware is based on nRF5 SDK for Mesh 5.0.0 with nRF5 SDK 17.0.2 and Softdevice s132 7.3.0. It runs on a nRF52832...
SoC: nRF5340 SDK: nRF Connect SDK 1.9.1
CMAC calculation works fine with SDK 1.7 and SDK 1.8. But it failed with SDK 1.9.1.
psa_mac_sign_setup returns error = PSA_ERROR_NOT_PERMITTED...
Hi, I'm pretty new to microcontroller programming so please correct my wrongs.
I'm using the Libuarte driver library to have the pca10040 talk to my server via serial connection...
Hello,
Fllow the guide of Configuring and performing DFU over Mesh,I can update firmwre successful use DFU:
Source: Example/Dfu
Target: Blinky(about 180 segment)
But...
Dear, manager.
Hi,
I am currently testing the use of TWI and BLE together.
However, Data (24bit) is received and read through TWI every 4ms. BLE is only initialized...
Hello,
We are evaluating SDK 17.0.2 USB MSC example.
If we connect the PCA10056 board to USB the Windows make System Volume Information folder,
so if we don't make safely...
Development environment SDK 15.3.0
I am working on overturning the saadc project based on ble_app_uart.
The input frequency is 50~2k Hz.
Terminal and debug monitor...
Hello I'd like to output two PWM alternately. Using the timer, PWM1 and PWM2 alternate outputs every 5 seconds. And I want to change duty cycle according to adc value.
...
hello,
i am using nrf52840 in our customised board and trying to interface it with GDEW0213Z16 2.13 inch display which uses spi communication i have added the necessary...
Hi,
Currently, nRF91 supports only one MIPI RFFE-controlled device. In our solution, we would like to have two MIPI devices - one pair of LTE switches as in Thingy:91 for...
Hi ,
Technical Environment details:
nRF Connect SDK
segger Embedded Studio
nRF5340 DK board
1. I have enabled immutable bootloader and MCUboot bootloader.
...
Hello,
Per the datasheet, VDD_GPIO must be applied after VDD has been applied. Is there a minimum or maximum time?
For example, can VDD_GPIO be turned on 1 second after...
Hi,
I am evaluating nRF5340 for using it in a smart lock product with high security. I had evaluated nRF52840 before this
and was impressed with the integration that the...
I started with the ncs-display-ble-example which worked fine. Next I took the LVGL lv_demo_widget, ran it in the simulator using visual studio 2019 where it ran fine. Then...
Hi everybody.
Now I trying to make BLE central device.
I'm using nrf52832.
SDK : 17.0.2
SoftDevice :S132 7.2.0
(I'm completely new at nrf52 product.)
In case of...
hello
I'm currently developing a system that requires a nrf5280 to transfer data to an android phone through ble.
I've based my application on the Object transfer service...
I am entering the saadc source code based on ble_app_uart.
devzone.nordicsemi.com/.../i-am-creating-a-saadc-project-based-on-the-ble_app_uart-project
The source code...
I am advertising services, characteristics and descriptors. All are seen by nRF Connect (for iOS) but in the log I see this:
[Callback] peripheral(periphal, didDiscoverDescriptorsFor...
Hi,
We are currently evaluating a project, that uses the nrf52840 with an SD card and is connected as a USB device. One of the uses is the MCU is writing data to the SD...
