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...
Hello,
I just finished migrating my project from SDK13.1 to 15.0. It caught my attention that when I flash the Softdevice, it uses memory from pages 0x00000 - 0x24000. I...
I think I found a bug in nrf_ringbuf_cpy_get. The first memcpy is wrong. The source and destination should be swapped.
if (length > trail) { memcpy(&p_ringbuf->p_buffer...
Hello,
I am using the NRF51822 in a low power application and need to transfer the data from the PCB (with the NRF) to the PC over Bluetooth. I need the biggest possible...
Hi,
I would like to know if there is any reason that tx_power is limited to +4dBm in the Mesh examples. I am using an nrf52840 and it is capable of +8dBm. Would it increase...
I am starting afresh, and have only just downloaded & installed Keil v5.25, nRF SDK v15.0.0, and nRFgo Studio v1.21.2.10
So everything should be "latest" and "up-to-date...
I am working on small UART project. I am begineer coder.
I want to transmit 0-9 numbers using UART. I am using nRF52832 board and IDE using is Eclipse pca10040. I applied...
Hi,
I am using nRF52832 pca10040 developement board. As I am begineer I dont know much about coding. I am using Eclipse IDE for developement. I want to transmit 1-10 numbers...
Did somebody ever get the following error message:
/usr/lib/gcc/arm-none-eabi/7.1.0/../../../../arm-none-eabi/bin/ld: unrecognised emulation mode: cpu=cortex-m4 Supported...
Good morning everyone,
I am having a few problems in understanding the new SDK 15.0.0.
First of all, I was unable to find a definition/description of NRFX.....what is...
Hi!
I have some doubt's on Light Switch example in SDK for Mesh V.2.0.0
1. I'm able to connect using nRF Connect Android Application to Proxy Client and Server but when...
Hi,
I'm using the nRF51 Dongle as a sniffer to capture BLE data. I set up the device and the plugin as instructed in the User Guide 2.0.
1. When starting Wireshark, the...
Hello,
I am using sdk 12.2.2 and customised nrf52 board. I am using gcc makefile to compile my code. I want to add .lib file in my code so how should I add .lib file in...
Hi,
I want to send "ON" message to server node over mesh network when a client node receives "hello" via UART from PC
I was able to merge UART example from nrf5 sdk with...
