Hi Team,
We are implementing an UART communication between a M4 processor (UART master) and a nRF51 (UART slave) and we want to use the UART in Low Power mode with flow...
Hello everybody,
for my project, i will bond the peripherial with the central.
I test my device with the MCP and can connect without problems. When i press the Bond Button...
Hi all,
I am trying to count the positive edges of a 3.5MHz signal with GPIOTE, PPI and the TIMER1. Unfortunately i can only measure to frequencies up to a little more...
Loaded Softdevice S140, ( Using NRF52840 DK board ) using NRFgo Studio.
App flash base is set to 0x00021000 and app RAM base is set to 0x20003000
Looking at the CPU...
In our earlier projects with nRF51 and SDK 8 we used to have bluetooth device names of length 13 or 14 characters. However, when using nRF52 and SDK 12 I noticed that the...
Does the Antenna in this Beacon relates with this "BAL-NRF02D3 '50 ohm balun transformer for 2.45GHz ISM"? Any idea what's this "BAL-NRF02D3" for? many thanks!
I am using a eeprep tool which can only be used with command prompt. I am struggling with it.
Here is the format to use eeprep tool :-
usage: eeprep [options] <infile...
Hi!
I am trying to use serial port library with Free RTOS (SDK 15.3). I created a read task but when I try to read, the function does sometimes receive wrong bytes. I also...
So I am trying to store a few configuration parameters in flash. I am using nrf_fstorage for that. so before storing the parameters, I am erasing the flash but, it hangs at...
I am using the chip NRF52840 ,the board is powed by a battery, and I program the firmware by using the JLINK,then I unplug the JLINK and waiting the system to go into sleep...
I'm working on a project using the nRF52840 that will have a central device with an NFC reader and up to three peripheral devices with an NFC tag. The goal is to have an LED...
We have already developed firmware for our product using SDK nRF5 SDK v14.2.0 with Soft device S132 V5.0.0. For the new product development, we plan to use the Soft device...
Hello all,
We are trying to use Background DFU.
We are able to trigger using "background_dfu_validate_trigger" and "background_dfu_process_trigger". Process the init packet...
Hi,
I'm looking to connect DAC 5504 ( By AD ) to my NRF52840 based design.
I was wondering if a similar work has been done before ? I can use a good reference code
...
Hi!,
Im curious of what the below module (U34) does within the GPS circuit?
Also, what does the MAGPIO0 "55" do?, can I use one of the GPIOS for enabling the GPS?...
Hello All,
I created a BLE service (relay service) to be able to turn ON or OFF a relay switch. The relay switch hardware is attached to Adafruit Bluefruit Feather (nRF52832...
Hi,
As i know that the nRF52840 DK having thread, Ant and zigbee supports. Till now we can tested examples using the DK's only. Now am eagerly waiting to know that is...
Hi.
I use SDK15.3 (PCA10056 NRF52840) USB MSC example.
i can enumerate disk, creat file and delete file. but i can not edit file.
When I edited the file, re-plugged...
Hello! i am working with nrf5-ble-mpu-data-ready-interrupts example from github, I defined twi, could compile it without errors. But the case it, it doesn't advertise and...
Hi,
I'm trying to get my NRF52840 to minimum current in sleep, but got stuck around 440 uA. Reading through the various posts about sleep current for this type of device...
Hello,
I have created a service with three characteristics in which the 1st and 3rd characteristics have all the three Notify, read, write properties. The second characteristic...
Hi!
I'm try restrict device connections with whitelist.
Code based on examples/ble_peripheral/ble_app_hids_mouse.
My problem - any devices can bond and connect even...
