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 am testing the current comsumption of nRF52832 using the original code of "nRF5_SDK_13.0.0_04a0bfd\examples\ble_peripheral\ble_app_beacon ".
The peak TX current I...
Hello,
I would like to know if I can use nRF51822 chip to get partial BLE packet information like Access Address, PDU before the whole packet has arrived.
If yes how and...
Long title, but basically sums it up - is there any way to put the nRF51 into the off state from within the hard-fault handler if the soft-device was enabled prior to the...
Hi guys, I am trying how figure out the the devzone.nordicsemi.com/.../ works or ecuations to estimate the battery life using a central module.
My central device is battery...
Hello,
I am using nrf52832 board, with SDK 11.0.0 and s132_nrf52_2.0.0. and trying to program a 512 Bytes text file using nrfjprog (J-Link: JLinkExe) in flash.
The nrfjprog...
Can anyone on the Nordic Team provide some updates on these two projects in GitHub
pc-nrfconnect-boilerplate and pc-nrfconnect-core
Are they ready to start developing...
Hello developers,
I am trying to integrate ADC, TWI based MPU6050 for accelrometer with ble_nus service for data transmission. The ADC and MPU6050 works perfect but once...
I want to use sha256 library with S130, I have checked the documentation here developer.nordicsemi.com/.../a00985.html
Its very confusing and I have no luck yet, has anyone...
Hello,
Two years ago I develop a board with a nrf51822. Right now I'm trying to use the same board again. I installed the new SDK 12.3.0, GCC ARM, nrf command line tools...
Hi all,
I'm currently trying to get the UART example (no SoftDevice) to work under Segger Embedded Studio. What I know is, that retarget.c is used to redefine the neccesary...
Hello,
I've been implementing DAC control trough SPI and DMA using the NRF52 and it is working nicely. During development however I encountered what i think is a bug in...
Hello
i am using the NRF52 EvalBoard and a ADXL362 EvalBoard. I am trying to read every 100ms the FIFO buffer of the ADXL362. Below you can see my register configuration...
I can't get NRF_LOG working with SDK12.3.0.
Using the same main.c and sdk_config.h from SDK12.2 - here NRF_LOG is working well - I get no messages in J-Link RTT Viewer with...
I have made following connection between nordic device and external sound sensor:
VCC--> 5V
GND--> GND
GATE --> Pin 04
ENVELOPE --> A0
I would like to...
Hi all,
Can you give me an estimate about the power consumption required for the update Fw on OTA.
Our product has a solder batteries, so it's important know if in his...
