To be able to upgrade FW through UART, a bootloader for nrf51822 is required in my project. I have tried out the example bootloader in SDK. But this example is using softdevice...
I followed the forum posts and nan-29 to get eclipse 4.3.2 to successfully connect to JLinkGDBServer via a Segger J-Link EDU on Ubuntu Linux.
I can start the GDB server...
I'm using Softedevice 6.0.0 and SDK 5.2. and Keil 4.7.
I Modified bootloader project so it compiles with both ble and hci transports. Currently I use button_0 and button_1...
I am working on the proj that needed 2 MCU and nrf51822 work as slave.
I would like to know any ref on how to firmware upgrade on board without external tool?
We're looking for a Nordic nRF51822 based low profile/small USB dongle that we can use for our iBeacon software.
It would need to come complete with casing and the ability...
Hi all,
i want to establish connection between two threads in cmsis-rtos, can i use
1) semaphore to do this?
2)message queue should be used or any other ipcs can be...
Hi,
I have two CPU in our product. (STM32F2 and Nordic nrf51422).
I use serialization function to link those two CPU(refer to ble_s110_serialization sample)
But I find...
Hi,
I have a question about parent.
Firstly, make topogoy as belows.
ZC --- ZR --- ZED
In this situation ZED's parent is ZR. correct ?
Let ZED's ERASE_PERSISTENT_CONFIG...
Hi,
When I run the flash_fstorage sample program via nRF5_SDK_15.3.0_59ac345, I get output that suggests all has gone well:
fstorage example started.
SoftDevice not present...
I am trying to use RNG HAL but I am not sure how to use it and there are (as far as I can tell) no examples. The only thing I need is generating random number. So I'm not...
I'm trying to use a timer interrupt. Definitions and inline functions from nrf_drv_timer.h work fine but the linked functions in nrf_drv_timer.c are undefined? Any ideas?...
I'm developing a sensor node using light_switch_serve as an endpoint to receive commands and send sensor's data to light_switch_client. The examples works perfect, but I would...
Hi,
I`m using MDBT50QRX (Raytac Nordic 3rd party for modules) I need to connect and program the firmware hex file (connectivity_4.1.1_usb_with_s140_6.1.1.hex) which is on...
Hi,
Intention:
I want to build and run a sample application without suggested IDE on my custom nRF52811 PCB.
Previous steps:
Based on a tutorial [1] I found I was...
Hi,
I successfully tested ecdh and aes256 in seperate projects but I want to combine them.
This is my code:
Problem is that when i call the ecc functions this happens...
Hi, I'm using nRF Mesh App to provision more than 5 devices for vendor specific models other than on/off model. My purpose is to send some data instead of on/off the light...
Hi all
I am using a nRF52840 with SDK 15.3.0 and s140_nrf52_6.1.1 soft device.
My application is a multi-peripheral device that has a common service, each peripheral can...
Hi
I'm really new to this, forgive me it's a stupid question. I'm using the nRF52 DK from Nordic.
I started with the "Developing with SEGGER Embedded Studio", but when...
In the user manual of nrf52832 it is said that ram[n].power are retained registers in sleep mode and that depending on the settings.
One or more RAM sections can be retained...
Dear Nordic DevZone Team, With ARM cortex M4, it is possible to go into deep sleep mode. In the Nordic nRF52832 which uses M4, it is configured for BLE advertising. I would...
Hi
I read nRF52840 - LPCOMP information on datasheet and SDK.
It shows VHYST value is 35mV (typ.) in datasheet page 191 and 50mV (typ.) in SDK - nrf_lpcomp.h.
which...
Hello,
In addition to previous ticket I have further queries. I have a stringent requirement for reduction of Current consumption.
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