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,
I am using nRF52840-DK with Segger Embedded Studio . In this dev kit the Atmel chip ATSAM3U2CA-AU provides the programming/debugging interface. In order to save BOM...
Hi,
I'm using commands below to send SMS message in my application. SMS sending is working fine, but some reason during the AT+CMGS command program execution
Is blocked...
I understand that I have to get approvals for my product, but can the nRD9160 operate globally?
Has this sip already been approved (on other pcb's) for use on Verizon, AT&T...
Hello
I'm testing a DFU right now
By the way, the icons coming out when advertising in the APP today changed to the Christmas version, it seems a little weird.
Originally...
I am trying to implement PA + LNA to nrf_esb.c, if I set in PA constantly ON, receiver gets good signal but sender cannot get ACK, if I set LNA constantly ON, receiver signal...
On the Mac machine, I open the Bluetooth Low Energy app of the nRF Connect for Desktop, connect to the nRF52 DK, and try to find the button to perform bonding, as the SDK...
Hello,
I am using nRF52840, SDK_16.0.0, S140 SoftDevice and Segger 4.16 for flashing the image. I am using ‘ble_app_blinky’.
1) Initially I loaded Secure serial bootloader...
Hi there,
I'm developing an application that needs to store data points when internet connectivity isn't available. Is it possible to write small packets of data (lat/long...
My target platform is nRF5_SDK_14.2.0_17b948a but I suspect that nRF Connect has independent bin/hex files with which to program the nRF52.
I was trying to get the PPK working...
I'm trying to find a way to be able to recover some log messages when the device crashes & resets in the field. This way we could report some meaningful data about why the...
Hello,
I am working on nRF51822 using SDK 12.3.0 in IAR embedded workbench.
I added dfu service and one custom service in my application.
my problem is when I download...
Hello,
I stared working on nRF52840 for past few weeks, it was working fine. One fine day the board STOPED working, when i was testing a experiment. I tried with different...
Hi,
I tried the on/off light server example provided with the Mesh 4.0 SDK, but it seems somehow always to fall into an NRF_ERROR_INVALID_PARAM, since the appkey_handle...
Hi all,
we are using nRF52810 and SDK 15.3.0
Project is based on central and peripheral concept .
we are facing issue with the peripheral BLE power consumption.
...
