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...
Introduction
Here are some tips and tricks to manage your application size.
RAM and ROM usage
The total RAM usage is:
ZI-data + RW-data
The total flash usage is:
Code + RO-data + RW-data
…
Obligatory Disclaimer
Security is hard. If a product handles sensitive information then it is the engineer's responsibility to his customers to consult a security professional. However, experimenting…
Communicating with Ultrasonic Distance Sensor HC-SR04 using nRF51-DK (nRF51822/nRF51422), and transmitting measured distance over BLE UART.
http://electronut.in/nrf51-hcsr04/
The nrf52832 is quite a competent System on Chip. Even with the long list of errata for the preview release this chip packs a punch.
I've been playing around with this chip for sometime now and have made…
Recently, there are a few queries from Japanese customers on nRF51 production.
Basically the expectations are
- Program the flash as a whole, including bootloader, application and soft device
- Target…