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...
Dear Nordic,
I want to achieve long range in my custom board
I have some doubts:-
1. is it any difference in schematic for achieving?
2. Which HF crystal i used...
Hello, I was wondering how can I send data continuously over NUS.
I am using the ble app_uart and app_uart_c to program two NRF52382 with s132. My goal is to sample a signal...
Hi
SDK 15.2.0 ch_map[5] is 5 bytes long so 40 bits. Can you please confirm if ....
ch_map[0] bit 0 corresponds to channel 0
ch_map[0] bit 7 corresponds to channel 7...
the Product Specification v1.4 of the nRF52832 SoC. On page 23 the RAM0 block section 1 address is given as 0x21001000. From the context I believe, this should instead read...
Development Kit - nrf52 DK
SDK - 15.0.0
Computer Platform - Windows 7 - 64 Bit
My application was working fine until I decided to change the NRF_SDH_BLE_GATT_MAX_MTU_SIZE...
Hello everyone!
I have a question regarding where should I place NRF_DFU_SINGLE_BANK_APP_UPDATES flag. Should it be inside sdk_config.h in a bootloader or application? Or...
How to enable and disable FreeRTOS tickless idle(RTC or Systick)? Anyway to wakeup from tickless idle mode when there is BLE activities detected?
Setup:
1. nRF5_SDK_15...
Compiled Blinky client fails on Dongle PCA10059.
Precompiled version nRF5_SDK_15.2.0_9412b96/examples/ble_peripheral/ble_app_blinky/hex/ble_app_blinky_pca10059_s140.hex...
I am trying to compare a bunch of BLE mesh options and I am trying to evaluate the software stack for nRF mesh
Whilst trying out the light switch proxy example, I noticed...
Hi Great Nordic Team:
I have some questions about nrf24ap2 reference schematic, please kindly help to give me some tips.
※it's reference circuit of Synchronous (bit...
Hi Sir,
As reference below link, and we can find the Tickless IDLE enabled ~700uA in SDK 15.2
https://devzone.nordicsemi.com/f/nordic-q-a/24733/nrf52840-sdk-14-0-0-and...
Hi again!
I'm trying to send/receive data between an nRF51(master) and a AVR/HM-11(serial/BLE module)(peripheral)
After following this visualgdb.com/.../ tutorial based...
Under some conditions I want to force advertising to transition from slow to fast. With SDK 14, I could just call ble_advertising_start(&m_advertising, BLE_ADV_MODE_FAST)...
Earlier for nrf52 we could filter out connections on the peripheral based on rssi, need similar operation for nRF5_SDK_15.2.0_9412b96\examples\ble_peripheral\ble_app_uart...
Dear Nordic,
I have one nrf52840 dongle.I want to know which polarization of antenna (PCB antenna) gets maximum range?
another thing i want to know what is the maximum...