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...
> This is highlight of difference
> between #nrf52840 & #nRF52832.
>
> #nRF52840 has additional feature of ARM CryptoCell.
>
> Is this make #nRF52840 more secure for...
Hello,
Is there a DFU android/IOS library version for my custom app made on C++ available ? I need to implement my own DFU on both android and IOS.
I'm developping with...
Hi
I have made beacon using nrf52 dk
when i measuring power consumption after upoading firmware without removing power it minimum power consumption is 12ua when not...
Hi,
I’m currently trying to design my own pcb based on nRF52 Development Board. I went through a number of pcb files and all of them are associated withnrf52832 without...
i use the keyboard project, bond and pair the iphone7(ios11.2), the iphone display is connected,ok, then i reset the keyboard and erase bonds, the iphone display disconnected...
Hi Dev Zone,
I am attempting to flash a blink led app, based on Zephyr (nrf52_pca10040), to the primo core (contains Nrf52832), through Jlink debugger on a Linux machine...
At what voltage should DCDC be manually turned off for a nRF52832 ?
This thread for nRF51 says:
You must manually disable the DCDC when supply voltage goes below...
Hello,
I followed the steps mentionned in this blog
I did all the required step but I'm still seeing the same behavior.
below is my setup :
I'm using nRF52840 and...
Hi folks,
We got a weird behaviour with our nrf51822(SDK 12.2.0, s130) device. we have built a low power application with following parameters:
MIN_CONN_INTERVAL...
I have tried to understand how data was send from two BLE device. I have had 2 PCA10056 board and I have loaded ble_app_blinky example and ble_app_blinky_c example for each...
Hi All.
I have one question.
I just want to send "volume down key" simplely after connect with android device to take a picture.
I have no idea. and I don't understand...
I modify nrf51 nus in SDK12.3.0 to realize my application, I found when enable uart, the consumption near 830uA , and then call app_uart_close(), the consumption near 5uA;...
Hi,
Is there and C/C++ source code to get float value from 32-bit ieee-11073 FLOAT data type
I need c/c++ code to parse 32-bit ieee-11073 FLOAT data coming from FORA...
Hello,
Using Spi bus with frequency = 4Mbps give me this deformed signals (clock and miso) and when I push it to 8 Mbps I am not able to get the correct values.
Obviously...
