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...
Reffering to the boilerplate: NordicSemiconductor/pc-nrfconnect-boilerplate
Can someone make a quick guide to create a reducer that is connected to the nRFConnectCore[0...
Hi,
I am running Keil uVision V5.23.0.0, debugging a 51822 using the J-LINK / J-TRACE interface built into the chips
My code uses SD110, SDK 7.2
I need to get ABSOLUTE...
Hi,
The datasheet for the nRF52840 says that the SWDIO and SWDCLK lines have internal pullup and pulldown resistors already, and thus, does not need external ones.
Two...
I am having trouble tracking down some lingering interrupt source that is waking my application up from the power_manage() command. I am turning off bluetooth advertising...
Hi,
I cannot find the pinout for the P9 connector in the Thingy (programming). My idea was to use the NRF52 DK to program it as this video suggests:
www.youtube.com...
i have flow this tutorial with nrf52840
https://github.com/bjornspockeli/custom_ble_service_example
but d'nt work any body can share an example please ?
Thank y...
In the PCB design reference for the NRF52 we can see that the components L3 and C10 is not parallel with another components and lines. any special reason for that?
Any problem...
Hello,
I have been having issues with two different DK:s. I am doing bootloader development and suddenly the kits go unresponsive.
nrfjprog returns the following error...
Hi everyone. For our product, we need to accomplish tests for CE certification, in accordance with regulations EN300328 paragraph 5.4.10. How can we set the softdevice s310...
I try to integrate the ble peripheral uart example and the beaconing mesh example. It build completed. But when i build and debug on nrf52 board. I have some errors about...
Hello, im a beginner in circuit design, and currently i am developing ESB device that should work on batteries.
Device simply represents a nRF24L01+ module, an ATmega48...
Hi,
I am using nordic nrf52832 nRF5_SDK_14.2.0, I use the RTT for debug, I want MCU in low power mode,so I add the following code:
while(1)
{
NRF_POWER->SYSTEMOFF...
There are parallel 8 bits input to nrf52832 GPIO pins,I want to read the data from the pins and writ it to a RAM.how to do read the data in one CPU clock?
