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...
When I use Windows nRF Connect to connect nRF52832 device. It pop up window for user to enter passkey. But When I use iOS nRF Connect to connect nRF52832 device. It doesn...
I am trying to implement spi in my project and have encountered an issue where the delay from chipselect to sclk is around 10 us which should be as low as 1us according to...
I have been developing my code on NRF52840 based on nrfsdk v1.7. Since keil free version has a limit of 32kb i am moving my code to VS code. VS by default adds 2.0 latest...
Hi,
I'm testing maximum tx throughput.
I'm using ble_app_hrs example and mcu is nRF52832(s132). (sdk : 16.0.0)
The goal is transmit data at 96Kbps.
I read that the...
Dear Members,
We have 2 ANT receivers and 1 ANT Speed Transmitter, (Bicycle Speed Cadence) , Garmin GSC-10,
Is it possible ? Looks like one receiver gets a good value...
Hi,
I am using NCS v2.0.0, VScode with "nrf connect for vscode v2022.7.242".
I can't build any samples with MCUboot, by enable CONFIG_BOOTLOADER_MCUBOOT =y.
The build...
The following error occurs when I plug in the USB cable to burn the firmware，This is an interesting bug: it usually fails on the first burn, but succeeds on the second or...
Hi everyone,
I am new to nRF52833, and trying to learn it with some tutorials. I am following this tutorial.
You can download my "examples" file from here . You should...
Hi,
Can you please provide some sample code for sending data to Tm4C using ble_app_uart in VScode and also tell me which function I need to use for sending some data from...
When I use Windows nRF Connect to connect to nRF52832 device. It pop up window for user to enter passkey. But When I use iOS nRF Connect to connect to nRF52832 device. It...
HI, I am start use NRF52840DK(rev3) to devlopment usb application，but jlink always show this information
I try to use 'nrfjprog --recover' to disable read protection,...
Hello Groups,
I'm trying to send I2C/twi data from nRF52832 using the Nordic development board with nRF Connect SDK 1.9.1.
Based on the sample project ble_app_uart, I...
Hi nordic:
As shown in the figure below, I see that the BLE protocol standard mentions the ScanReq backoff mechanism. Does NORDIC implement it?
jermi.jin
thanks!!...
Hi,
The central_uart sample hardfaults when bt_enable(NULL) is entered. I can use the debugger and step over the first couple lines but stepping over bt_enable causes a...
