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 trouble the support team for quite a few months now with NRF5 and I am now trying to get started with the up to date SDK and hopefully being able to get along with...
I have an application using the nRF9160 and its LTE modem to connect to a LWM2M server. During some debugging I enabled LWM2M_LOG_LEVEL_DBG and saw that I consistently got...
Hi,
I recently designed a prototyping board featuring the nRF9160, which we got made for a couple of reasons.
To have multiple boards to test with
Potential to have...
hello
i want to send the data from my 5 of nRF52840DK to 1 of raspberry pi4 , i known the nRF52840dk has built-in bluetooth ble5 and raspberry pi 4 also integrate bluetooth...
I am noticing that particularly with the transmission of bytes over UART while scheduler is running, either some bytes go missing or the entire set of bytes aren't sent or...
Hello
Question: On what clock/clock-speed does the system tick timer run, when configured to use the external clock instead of the CPU clock?
I've seen a couple of...
Good afternoon,
I noticed in the nrfx driver folders there are two differente implementations for ADC: "nrfx_adc.c" and "nrfx_saadc.c"
What is the difference? Why two...
I had successfully interfaced lis3dh on nrf52 dev board using i2c protocol, i am getting raw values of x, y and z but i don't know how to interpret those values i.e. convert...
Hi,
Is there any similar to Online Power Profiler for Zigbee? How much my nRF52840 application should consume when using zboss stack? What is the minimum expected consumption...
Hi all,
I'am doing DFU via OTA
The device will be in bootloader mode ?
my current application has a thread running when i'am initiating DFU via OTA in nrf_connect app...
Hello !
I would like to evaluate few examples from standalone SDK and compile those under Linux Ubuntu.
For example : nRF5_SDK_17.1.0_ddde560/examples/crypto/nrf_cc310_bl...
I am trying to flash an LED on and off on the Thingy91 I have been provided using the Blinky program.
I have managed to update the firnware and model as described in the...
Hi , I am working with NRF9160. I want to publish 3000 byte(char array) on mqtt server but I get Stack Overflow error. How can I solve these error? I tried these proj conf...
Hello! I currently have an external button and LED connected to the Icarus IoT dev board. For the time being, I just want to turn on the LED in the callback function when...
