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,
is it possible that there is a mistake in the infocenter documentation of SDK v.15?
In the bootloader description under MemoryLayout:
Usage
Memory range...
I have recently downloaded nRF5_SDK_15.0.0_a53641a and tried to compile and run the ble_app_hrs on the nRF52 Dev Kit. I am using IAR-EWARM v8.30.1. The Soft Device is s132_nrf52_2...
RE: nrf52840QIAA - Can you recommend circuitry necessary to switch source between the usb and LiP battery? Can you recommend inexpensive/small footprint boost circuitry to...
Hello,
I control buzzer using below API.
I want to know the maximum value of period_in_us .
Thanks.
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Hi, I am using nRF52840-DK; Window 10; Embedded Studio and try to run sample project: C:\Nordic_Semi\nRF5_SDK_15.0.0_a53641a\examples\peripheral\cli\pca10056\blank\ses
I...
Hi,
I use STM32F103 as a receiver.
I read FIFO STATUS and STATUS register then execute FLUSH_RX command through SPI.
I continuously read FIFO_STATUS and STATUS registers...
Hi,
I asked previously about power efficiency for the NRF52840 SDK version V15 ( https://devzone.nordicsemi.com/f/nordic-q-a/36083/maximal-power-efficiency-in-main-loop...
I have an idea to open the source code of my personal project, since some source code of SDK are used and modified, is it OK to include the modified SDK source code in the...
I am using nrf52 developmemt kit. I am using mpu9250. the odr of mpu is 100 Hz. i am able to send data over ble using example code nrf5-ble-mpu-data-ready-interrupts . Now...
I' m using the nRF51 Dongle (PCA10031) for the evaluation of the OTA DFU bootloaders of SDK15.0.0 with the NRF52840 PDK. Using the PC tool nRFConnect V2.3.2 with the App Bluetooth...
I'm developing a product with the nRF52840 using nRF_SDK 15.0.0 and s140 v6.1.0. Since my device is not power constrained, I want to maximize the range, so I use Coded PHY...
It is stated that the advantage of a Softdevice is that because it is a precompiled binary file it can be used without requiring any particular compiler or linker features...