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 All,
I'm using hci interface to scan the ble based beacons.
While scanning hci interface's Rx bytes keep on increasing because beacons are being scanned.
I'm using...
Dear everyone,
My platform is SDK16 and IDE is KEIL V5.25.
I set timer 2 to 104uS to sample a serial data. It isn't UART data, no start bit and stop bit.The start bytes...
1. Using the nRF Connect SDK v1.2.0 development environment, nrf9160 developer, when testing connections to NRF_CLOUD in China, cannot be connected. 2. Please provide the...
1. Optimization is set to 0 flash read and write errors, set to 3 flash read and write correctly? 2. Please tell me what effect the optimization is on flash reading and writing...
Hi .
I am using nRF52840 dk in windows 10 environment.
I want to measure the RF output power of a single nRF52840 using nRF52840 dk.
I succeeded in generating a...
Hello,
On my custom board, on nrf52832, I can can use app_buttons for all usual pins, but not the XL1 (P0.00). I didn't try XL2 (not routed)
Using this pin as input or...
Hello devzone! I am using translation.
I'm trying various things in a continuation of my previous post , but I do have one question.
I set NRF_LOG_ENABLED to 0 at ble_app_blinky...
I've got an nRF52840 dev kit and am building my code using the app_ble_hrs_freertos project as a starting point. I'm building the .elf file, which I load into Ozone to do...
Hello everyone,
I hope that you are all doing well during those hard times...
I am writing a code for a nRF52840. The connection is successfully established with a cycling...
I have the NRF_CCM peripheral setup to encrypt packets on-the-fly. I can verify packets are properly encrypted when the payload size is 27 bytes or smaller. However, anything...
Hi,
I have created a configuration based on usbd_app_uart example where both usbd and softdevice are enabled on my device as soon as the device is turned on. When I transmit...
Hi,
I am developing a simple application that utilizes a light switch client example for NRF52832 with SDK15.0 and Mesh 4.0.
I am facing a problem when using the FDS module...
What could be the reasons that cause DFU Bootloader BLE not working with nRF Connect on PC (while it works with nRF Connect on iOS)? I have had various problem with nRF Connect...
Hello
I am using Seggar Embedded Studio for ARM V3.4 and nRF_SDK 12.3.0. I am trying to understand interrupts and interrupt handlers.
The interrupt request for Watchdog...
