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...
Configuring the GPIO with the following parameters giving me the 3.3 volts on the pin 26.
Is there any way to bring the voltage down to 1.8V through software ?
Hi, I am currently working in Matlab to develop my DSP algorithms and will use the Matlab coder and Embedded coder to convert them to C code. Afterwards I will import the...
Hello,
I am currently trying to build the GPS sample from the latest Code Version. I am using SES on a Windows machine. After starting the build process I have got the...
Hello,
I've been using NRF Connect on Windows for a 3 or 4 months now. During the startup I get a window that reads
Unable to download latest app info: Unable to download...
Hello everyone,
I got a problem with receiving an array data on Android application sent from a custom characteristic.
Below is the code for sending an array data via...
I have been using my 2 nrf52840 DKs now for a while and have been loading and changing the light switch mesh example quite a bit. I have also been using the 840DKs to load...
Hello!
I want the device to immediately stop any data transfer when it receives an external event, stop sending advertising and go to sleep.
How to do it right? After...
Hi Folks,
Can you please let me know if nRF52811 supports XIP (Execution in Place) feature where I can use SPI NOR Flash to the SoC and execute my code directly from Flash...
SDK 15.2
Mesh SDK 3.1.0
Base Example: Enocean_Switch
Im working on creating an LED dimming firmware that uses a long press on the Enocean remote to dim the LED. It works...
Hi there, I tested range on NRF52840 with Thread SDK, so I have got small enough range. The test has been performed indoor, power transmission 0dBm, the range result is 10m...
Hi. In our application we are reading the voltage on 3 Analog input pins via saadc. System is also a BLE central and UBD CDC device so lots going on.
Quite often the 3 analog...
We have a requirement for the ble-peripheral device that we are designing to be able to be "registered" to a user through their iphone. If that user has multiple iOS devices...
I would like to insert some asserts in my code to ensure that code is not running inside a interrupt handler, because this can cause hard to debug issues.
How can I check...
Hi,
I tried to program the Thingy52 with the node and bridge to set a Mesh and I got the message in red you can see at the attached.
Please advise.
Thanks
