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...
Hello,
I am trying to fix the UART communication error in a peripheral side.
First of all, the setup that I am using is as below.
[SDK] nRF5_SDK_11.0.0_89a8197
...
We would like to enable the flash protection for an nRF52 application with the typical scenario:
to disable flash reads from the JTAG,SWD interface; only erase/reprogram...
Hello everyone.Recently I try to send some information from a "nrf51822" to phone when they are connected .So I choose "ble_app_hrs" example program,and I add two characteristics...
Hi everyone
I am working with nrf51 and I need to know how much my specific code occupies in the flash memory (I know how much is the available memory).
Thank you
I have two board - 51422AC based PCA10028 and 51822AA based custom board. Custom board doesn't have 32768 OSC.
My goal is to let custom board work with example project...
I want to use my stand alone SEGGER with nRFgo Studio. How do I do that?
It looks lite nRFgo Studio only recognises the PCA10028 board as a SEGGER but not my stand alone...
I have a ble_uart application which is working when I load it on the chip. But it will not automaticly run again if I unplug the supply and just plugin again. When I unplug...
hi,
i am using eclipse IDE to build the blinky example with soft device s130(using SDK11). i added the make file and .ld script and linked all files which is required....
Dear Nordic family,
I tried programming Raytac MDBT40 with the LED blinking code (taken from the example project of SDK 8) which worked with nRF51822 Bluetooth Low Energy...
Hi
I have been using the DFU for quite a while. I adapted the boot loader to my hardware and compiled it using Keil.
All my other code is written in another environment...
Dear Nordic Developers!
When I call the sd_power_system_off() function to put the MCU to system OFF, after that I can still see the advertiser device in MasterControlPanel...
Hi!
First of all, I'm using the nrf52 PCA 10040 DK, with SDK11.0.0, and my Soft Device is 132 2.0.2.
I'm developing an app for comunicating with a sensor via SPI (send...
Hi,
Am starting custom service to support custom profile and it works without any issues.
But when I add DFU service also to start after custom service DFU service fails...
Hi All,
I have a question about use of super/ultra-capacitor in a circuit using a module BLE (nrf51822 inside) instead of accu Li-Pol / Li-ion ?
it is possible to use...
