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 Nordic support,
I am building the ble_connectivity project of the latest SDK11. My EVB is pca10028m, the project is located under "nRF5_SDK_11.0.0_89a8197\examples\ble_central_and_peripheral...
HI,ALL,
in the Blue Core Spec, there are such statement here,
L2CAP permits higher level protocols and applications to transmit and receive
upper layer data packets...
Hi, I use [nRF5_SDK_11.0.0\examples\ble_peripheral\ble_app_hrs\pca10040\s132],but I get error such as the following.
{
............\components\softdevice\s132\headers...
I read this older post ( devzone.nordicsemi.com/.../) and have a similar issue but with enough differences that I felt it was worth a new question.
I have an STM32 MCU...
HI, I am new to embedded system and just start to learn NRF52 DK. currently I want to configure a pin of nrf52 as interrupt. so i created new GPIOTE_Handler function . however...
hi, i am getting a lot of help in here, thanks a lot
i'm using SDK 6.0.0 for my project. and i want to use timer as a counter like as the title.
then, i fount the app_timer_cnt_get...
hello,
I am using S130 softdevice. While I am trying to connect with MCP I am getting one error with error code :0x08. and MCP is showing a message like "Lost connection...
Hi,
I have a battery powered device which goes to system off mode when it is not used. I want to do some stuff when the battery is inserted the very first time after production...
My application uses the Softdevice, app_timer and app_pwm.
So all timers are in use, but I have to measure two more pwm signals on two input pins.
(Those come from HC-SR04...
Hi,
I'm resetting the chip externally using the reset pin to not be in debug mode. I'm running the system off example here modified to not use buttons.
I have the J...
Hi,
I am looking for some assistance to choose the best way using the nrf52832 processor in a correct way.
The main task is to generate a 1KHz PWM Signal with changeable...
Hello,
I am using nrf51822 ceaa package.
What would happen if dec1 pin is not connected to a capacitor?
According to the datasheet, it is for power decoupling and...
I'm developing py script for automation testing of nRF devices.
My script is based Nordic's scripts Master Control Panel\3.7.1.8567\lib\dfu...
So, during testing my script...
Hello,
I have some devices based on NRF51822 using ESB lib and developed with Nrf51 SDK v10 (no softdevice). Since Nrf5 SDK v11 is released, the new device will be developed...
Hi,
I am curious about how the connection is keep while using the 32.768K in BLE link layer in power saving mode.
I know that the connection interval is based on multiple...
