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...
I am using internal ADC to sample 2 (sometimes 3) channels on about 333Hz frequency.
What I do is:
set channel 1 as input (always two-thirds prescaling, VBG reference...
Hi,
I want to debug nrf51822 beacon using DK.I made the necessary connections between dk and beacon.I managed to flash the beacon using nrfgoStudio , but if I want to do...
I have the following code, it's pretty bare in terms of its functionality:
#include <stdint.h>
extern "C"
{
#include "nrf_delay.h"
}
#include "gazell.h"
#include...
I succeeded to made the BLE DFU example of SDK 8(bootloader\pca10028\dual_bank_ble_s110) with softDevice 8 working on PCA10001.
Now I want to try DFU over UART.
I follow...
Hi,
Sorry if these are silly questions but I've tried some searchings and still cannot figure out the answers for the questions below
What is GATT Server Context...
Hi,
I wrote some code that writes to the flash perfectly when BLE is not enabled but when it is enabled, some of the data are correct while others are either missing or...
Hello folks, I have modified the SPI Master Loop example from the package so that I could communicate with the ADXL 345 accelerometer. I use the "spi_master_send_recv()" function...
Hello,
I'm trying to retrieve data from a nrf51822-based board that supports the BLE NUS sevice (using the ble_nus Library provided for the uart communication example,...
Hello!
I've just started using the nRF51 dongles (currently having 5 of them) and I would like to test the GitHub mesh protocol . Excuse my lack of experience, but I am...
Hi,
I'm trying to load the ble_app_beacon application under C:\Nordic Semiconductor\nRF51822 Beacon v1.1.0\Source Code\nrf51_beacon\ble_app_beacon\pca20006\s110\arm_build...
Hi there,
Is there any way to resolve a BLE_GAP_ADDR_TYPE_RANDOM_PRIVATE_RESOLVABLE address without using whitelist advertising? If not, I guess I should implement the...
Hi,
As question "custom serial wire debug" date Jan 14 '14, I'm also interested in programming the chip from an other embedded chip (would fit our production process verry...
Hi,
We're looking for a low-latency 2.4GHz solution (not BLE) and the nRF51822 is oft-quoted as providing low latency, but what are the typical ms figures we could achieve...
Hi All,
I am using the nrf_udp_client example project in IoT SDK as the code base for testing the UDP communication.
For network topology, the nrf51-DK plays the role...
Hi everyone:
I have some question about nrf51822 power on sleep mode
in example ble_app_hrs have a "power_manage" function and it will make the system go into power...
