How to prevent storage partition from erase durning MCUBOOT firmware update?
I use Settings with NVS to store data
CONFIG_FLASH_MAP=y
CONFIG_FLASH=y
CONFIG_SETTINGS...
Hi,
I am building a Thread network ( www.youtube.com/watch with a Rasp Pi 4 as a border router, an nRF52840 DK as an RCP, and an nRF5340 DK as a child to be added into the...
We found a problem with a client's legacy design. They use two 12 pF load capacitors for the 32 MHz crystal, which has a 4 pF capacitance. This is a somewhat unusual Abracon...
Hello DevZone,
I have a project where I currently use the AT%XPOFWARN feature, in order to turn off the modem in case the battery voltage is too low. It's used in both cellular...
Hello,
I am currently evaluating options for integrating Bluetooth Low Energy (BLE) functionality into a medical-grade device that requires time-sensitive communication...
I have created my own project and board files for the development board I made. I have 3 I2C busses for different power domains, one SPI bus, and UART for debugging, so 5...
We are using an MDBT42V(29 pin) module which we discovered from the datasheet, comes with an nRF52832 controller. We are using a nRF52 DK to dump codes into this target board...
I am using nRF Connect (PC version) a lot to debug my application. I am using a PCA10040 board as dongle and everything works fine most of the time. But after I keep the nRF...
SDK 14.2 libraries/util/sdk_errors.h includes sdk_config.h but does not use it. In other words, it falsely expresses a dependency.
This makes it harder to compile code ...
I'm trying to send a string of 140 characters length using UART.....but only 98 characters length is being recieved in the output.
what could be the issue? How many bytes...
I am using nrf52 with SDK 14.2.0 and SD is S132.
The issue I am facing is that after Central is paired with one peripheral and bonding is done, the bonding information...
Hello! I am attempting to prototype a solution that implements a peripheral with the battery service that connects to multiple central devices. I see in the ble_app_multilink_central...
Hello,
i try to get a service with base_uuid1 and to this service a characteristic with the base_uuid2.
I am trying to implement BLE MIDI, the BLE_MIDI Specs:
BLE...
I developed square pulses from nrf51822. but I want to create biphasic current form from nrf51822. can u help, what kind of circuit i should add with nrf to create biphasic...
Hi, when following this tutorial and trying to make uECC in step B1, I got this error:
makefile:77: *** missing separator. Stop.
I tried multiple directories, all gave...
Dear sir,
Sir I am using nrf52832 with sdk14 for my application. Please the tell me what is the value of crystal oscillator, capacitors for the Bluetooth application ? Is...
Hi,
I have a hex file that builds [experimental_bootloader_secure_usb].
If you use keil, it will be downloaded and operated stably on board.
However, if you do not use...
Hello, I'm unable to compile my project, the compiler says:
I know there is a similar question here but the answer did not help me. I have
in my INC_FOLDERS in Makefile...
Hi there,
I know you guys are very busy and I appreciate your quick response on Devzone.
I'd like to make a request for a more polished example of Buttonless DFU using...
Hi I am using nRF52832. I want to use Real time counter of this chip for time keeping just like external RTC. Can you tell how much drift my system will get in time ? We are...
