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, everyone!
I have arduino nano 33 ble board. I understand that this board contains nrf52840 and can be used in nrf sdk. I will connect the debugger pin and J-link...
Hello!
I am using an saadc examole to get sensor value using AIN3 and sending it on ble but now i want to make it interrupt base example can someone help me out how to do...
I am researching a way to send audio from a Microphone on an APP in iOS or Android and came across the Thingy:52. Is it possible to get some guidance on the App side to transmit...
I would like to use an analog microphone to generate a voice signal, measure it by an ADC, and then transmit the sound to the host. This is the cheapest solution, but I'm...
Hello,
I'm trying DFU from here . It works successfully with nRF52833 DK Board before Appendix 1.
The question is how to combine all which it is bootloader + sd +...
Hello all, I have question about ppi.
Like code shown above, I'm using ppi.
Here, MUX_INPUT_2 and MUX_INPUT_3 are name of pin.
I'm changing their state: from low to...
Hi,
We would like to know the default state of the NRF52840’s GPIO pins - is it high, low or open? The reason for this question – we need to know these pins’ behavior/state...
Hello Guys, I want to build some project with Nordic products but ı don't have any sample code , if you have sample code for Keil let me improve myself.Actually codes can...
Hi,
As has been explained numerous times in posts on this forum and many others, mapping RSSI to a distance measurement is notoriously difficult and inaccurate. I was...
Hi
Can anyone verify that it is possible to use the nRF5340 PDK to program custom nRF53 board?
The documentation says: The nRF5340 PDK supports programming and debugging...
Hello,
we are using NRF9160 +Nrf52832 in a project. NRf52832 has to be used as HCI interface..after searching for this, i came to know that zephyr based HCI uart sample...
Hi,
I am working on Eddystone project, after I successfully tested the Buttonless DFU example, I added DFU service to Eddystone example ( nRF5_SDK_17.0.0_9d13099\examples...
I am using this MBN52832DK and find out this nRF5_SDK_17.0.0_9d13099.
Trying to import into Segger Embedded Studio but rebuild come out error.
using the nrf52832_xxaa...
Hi all,
I would like to have a semi-duplex communication link over one pin (+GND). The nRF will act as a pure slave device which responds to, and acknowledges, commands...
Hello, we understand that the Nordic framework, by default, restarts advertising on disconnect. I learned that here, thank you:
https://devzone.nordicsemi.com/f/nordic-q...
