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'm trying to run the DFU example (dfu_dual_bank_ble_s132_pca10040) for the nrf52832 chip on a custom board. The Bootloader crashes/resets at the SOFTDEVICE_HANDLER_INIT...
spi.rar
Hi,
As a beginner, I want to combine spi and uart example in nrf52 11.0.0 sdk, for my application. I have included all libraries and driver files from uart in...
Hi,
I would like to ask your support for a very unusual problem that I'm facing with a project based on nrf51822.
The board under test is based on nrf51822, SDK12.1...
Hi all,
I'm trying to set up DFU over BLE - Single Bank using:
Mac OS 10.10.1
gcc 4.9 SDK 7.1 w SD110 7.1.0
PCA10001 v2.2.0
MCP 3.7.1.8567 (modified lib/dfu folder...
I've read a lot of questions regarding the AES decryption using the nrf51 where it was not possible. Is it now possible with the nrf52 or the even newer version?
Thanks,...
this is capture image.
what does that happen?
The debugger is I-Jet and debugging via SWD.
The connection did below. and I'll assume the red line is number one. I...
Hi
I was playing around with the new serialization code in the SDK 13.0.0 and the PCA10056. I was able to compile the connectivity code, but when I try to configure the...
hi, all
I want to run nrf's example named "proprietary_rf->esb_prx", the deafult setting of keil memory is
IROM1: 0X0 0X80000
IRAM1: 0X20000000 0X10000
It can compile...
Hi,
We want to make PCB of NRF52 and we want to buy PCB design software.
Can you guide me that how many layers of PCB is required and how many pins will be required...
I've searched for enabling notification, but there are some points that I can't understand.
GATT characteristic attributes and characteristic cccd values are dedicated...
Hello,
When I check RESETREAS, I have some reboot reasons rised from software error (SREQ).
I know that these errors are not catched in the app_error_handler because...
I am using ARM-GCC (version 6.2 2016q4) toolchain and make command to compile example code.
I have updated my compiler installation path in Makefile.Windows as well.
...
Hi,
I am struggling with the Ublox EVA7M with nRF52 on i2c and wonder if anyone can share a sample code of connecting a GPS to the nRF52.
I am unable to make the twi work...
