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 Wireshark version 1.10.14 and sniffer version 1.0.1. I send the data out from PCA10040 with connection interval of 7.5 ms and packet throughput of 200Hz using...
The pulldown on the SAADC is 160k. Is it ok to create a resistor ladder by adding an external resistor of, say, 400k, enable the internal pulldown and then input a higher...
Hi NordicSemiconductor's community,
I have a basic question about connection to a BLE peripheral.
I use the SDK_10.0.0 and s110_v8.0.0.
I want to know how to implement...
how to change RX and TX operations ?
i wrote next code:
#include "nrf_esb.h"
#include <stdbool.h>
#include <stdint.h>
#include "sdk_common.h"
#include "nrf.h"
#include...
Hello
I used one example from the nrf52 SDK and wanted to add another functionality to the code. How do I know what to add to that file?
Is there a global sdk_config.h containing...
I am migrating from SDK 12.2 to SDK 13 on Nrf52.
I use Eclipse.
I have a few questions:
In SDK12.2, there was :
Patch for SDK 12 - implements required workaround...
i am using nrf52832 dk. i am trying to change the flash address from 0x000 to 0x0002000. But i can only flash it to 0x0002000 if softdevice is already present on controller...
Hello,
I want to clarify one thing related to the limitaion in SoftDevice S130 V.1 of L2CAP_MTU size by 23 bytes. Is any way to extended it?
Because I see that changes...
Hi All,
We are trying to flash our custom NRF52832 board using NRF52-DK+nrf studio. With the same setup that's suggested by devzone.nordicsemi.com/.../
However, from...
Hi,
Recently i have moved to a much newer version of the SDK and have replaced my uart driver with the new ones, from SDK 12.7. The uart is between two nRF51422s one with...
I did not use softdevice;
//this my code
void SysClk_LFInit(void)
{
NRF_CLOCK->LFCLKSRC = (CLOCK_LFCLKSRC_SRC_RC << CLOCK_LFCLKSRC_SRC_Pos);
NRF_CLOCK->EVENTS_LFCLKSTARTED...
Hi, i just got the tutorial "Getting started with nRF5 DK" with a NRF52DK to run with IAR Embedded Workbench. Unfortunatly i'm not able to set a single breakpoint in the debug...
