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 an issue wherein once OTA update is complete through nRFToolbox (Toolbox says " Upload Complete") the Device does not reset and shows that it is connected to...
I am in the development stages of developing a ble application with the nrf52840 nordic chip.
I have come to realize the increasing difficulty of debugging this chip only...
Hello,
I made a custom board based on nRf52832, and I am using SDK 14.2
When I use a slightly modified version of the ble_app_uart example, I see it with nRf Toolbox,...
Hello,
I'm trying to configure 2 serial ports for a custom board with nRF52840 chip, but when I try to instance the second UART "NRF_SERIAL_UART_DEF(serial_uart1, 1);" the...
Hello,
I have an nRF52840 Preview DK, I would like to try the advertising extensions you introduced in the new released SDK.
My Goal is to make an application which send...
We're using a combination of the ESB library/example code and the USB CDC ADM example code to transfer data from one 52840 dev kit to another system via a 2nd 52840 dev kit...
I'm trying to build the gazell_dynamic pairing example for the host from the 14.2 SDK with GCC and I keep getting undefined references during the build process. I've added...
Hi,
I have modified nrf5-ble-mpu-data-ready-interrupts from nrf5-mpu-examples, the example works as expected. I have modified it a lot.
Now when I try to reconnect, it...
Hi,
We're running into a frustrating and tricky to debug issue with handling interrupts on the nrf52832. We have an active-low interrupt to pin 28, that is activated periodically...
Hi,
I just saw the errata for the nRf52840 Rev 1 and it seems Anomaly 197 ( DCDC of REG0 not functional ) and 202 ( Device does not start up in high voltage mode ) make...
Hello everyone
first if all, im not an expert in PWM, but doing my best to understand everything
I have successfully created and tested a project using the pwm_driver...
Hello Nordic Dev zone!
I want to print some float values in my application (light_switch_app), but i cant print the float numbers using the __LOG() , and instead of the...
