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 everyone
Now i am trying to import Freertos to my project BLE mesh in SEGGER studio. However, it had library name duplicate and i dont know how to solve that problem...
Hello,
I am using a redbear Nano v2 devboard and I am having particular trouble sending my EMG sensor data via uart. Can anyone help me out with the code. PS I am using...
Hi.
I have a customize characteristic that allow user to typing 8 bytes of data send from cell phone,
And I want to get this buffer out to go with my process, but I used...
Hi
I'm creating the customize service and characteristic for my needed, but I need a full 128 bit UUID that which is different in service and each characteristic.
As I...
Error executing NovelBits Gateway app on nRF52840 with SEGGER Embedded Studio. "Cannot connect to J-Link via USB" Running the SES for ARM 3.40 on Ubuntu 16.04 64 bit. The...
Hi,
We want to send our pre-production ready product for compliance testing. Selected testing laboratory told us " Conducted sampls should be set in continuous transmit...
Dear All,
so we have an embedded SoM running OpenWRT and I was wondering if I can make use of nrfutil even if not connecting a nRF52 via USB but via UART.
What I want...
So as far as I can make out, when I load a new application into the flash, the NRF52 will attempt to first load a secondary memory space and if successful, it will then replace...
Hi,
Right now i am using Blinky example in Peripheral section of SDK15 (S140). I would like to enable Coded PHY (BLE_GAP_PHY_CODED) instead of default setting (BLE_GAP_PHY_1MBPS...
Hi, I have problem with timer in nrf52810. My TIMER2 counts very slow. I declared it as NRF_DRV_TIMER_INSTANCE(2); and config struct is:
.frequency = NRF_TIMER_FREQ_16MHz...
Hi ,
I can compile and use the UART example but when I try to use it in my project I get some linking errors
I have copied and past all the sdk_config.h file to my project...
I am waiting for my custom pcb based on the nrf52832 to be ready and I want to test the flashing process. Is it possible to program a nrf52 DK with another nrf52 DK using...
