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,
We are using nRF52832 DK with SES IDE and latest SDK 15.0 sd 132. We have developed one multiplink central device and modified ble_nus_c with our application to connect...
I use nRF52832,is 2.5v power supply,but you can't download the program,w hen I set the voltage above 2.8v, I can download the program,then I switched the voltage to 2.5v and...
Hi everyone
I am able to send the data over the UART to the Real Terminal and also to my other device working on UART protocol. However , I am not able to read the data...
Hi,
I am willing to migrate sdk 14.2 code to sdk 15.0 code. Do you mind me to ask a crypto micro-ecc question, please? Thanks.
In sdk 14.2, the micro-ecc part definition...
Hi,
I am working on nRF52832 board using Segger Embedded Studio for ARM 3.34a on windows 7 64 bit setup.
When I am trying to initialize a structure in Flash memory, the...
I'm developing TWI code for Bosch BNO080. They use SHTP protocol on top of TWI. A working version using Wire library of Arduino is posted here .
I ported the code, and...
Hi there,
I'm playing around with the stock hrs_relay example that I've modified. the code works well but I'm noticing that its advertising strength is crazy high.
I was...
Hello to all
using the SDK nrf52840 trying to activate tcp client server example using soft device s140
On the server side
After the function in the main
err_code...
Hello team,
Is there a standard Nordic policy for longevity of SoftDevice updates and continued support for a device once it has been deemed "mature"? Context: I'm beginning...
Hi,
My nrf 52840 pdk and my custom pcb with nrf 52840 soc. both are running with same application ble_proximity example from sdk 14.1 and softdevice s140 5.0. when i set...
Hello All,
Chip : nrf52832
Mobile App : BLE scanner
Requirement : We want to transfer 20 Bytes(or more) at every 8 ms. Is it possible?
I have tested it :
No of Bytes...
Hi all i am facing few problem after checking the power consumption of the nRF52832 using the Power profiler kit. I followed the demo video in the link ( https://www.nordicsemi...
Could you please check whether 52840 can support memory map to QSPI PSRAM on QSPI interface?
If yes, that means the compiler would see a big RAM space of 2~8MB QSPI PSRAM...
