I am analyzing the power consumption of a custom board with an nRF52833 BLE SOC and nRF21540 FEM for different BLE parameters. In one of my experiments I vary the amounts...
Is there a straightforward way to output the frequency of the 32.768kHz crystal oscillator to a GPIO pin? The motive for this request is to verify the crystal frequency without...
Hello,
I'm developing for nRF54L15 the application with the NSIB + MCUBoot. I have a problem with fprotect in mcuboot returning EINVAL error. That happens due to limitation...
Hi all,
do different settings of SAADC RESOLUTION register affect Conversion Time t CONV ? I cannot find any dependency - the only value given for t CONV is 2 µs typ (7...
My product has nrf52840 with usb mass storage configured using 8MB QSPI flash (same chip as the nrf52840dk - MX25R64)
I would like to allow users to upgrade firmware by...
I will attach my main.c and skd_conifg, maybe i'm overseeing something in code. Also i will attach schematics and pcb. I'm aware of RGB led consumption, in reality it's around...
Hi expert,
I'm working for my project that make a controller for drone, and that i need nus for as my service so i can exchange the data (send order via rx from smartphone...
Hi I'm trying to integrate the iBeacon and Eddystone protocol together. For this I'm using the timeslot to advertise the packets simultaneously. I have successfully integrated...
Hi,
I currently did many test with BLE our new devices, and i am stuck on this probleme since days. The goal of those test are to have internal too for validation process...
I am working on my first nRF52832 design utilizing a 4 layer PCB. I have been reviewing the different antenna options for this device and have some questions about the PCB...
Hi Everyone I am trying to get a hold of the nrf9160 SDK which is based on zephyr. Here is what i would like to know 1. There is a file named zephyr.dts which has all the...
Hey guys, I've been trying to do a range test with 2x PCA10056 dev kits. I believe I've set everything up correctly and cannot achieve more than 300-400 meters before the...
If we input 5V DC supply to Vin 3-5V P20, the Bluetooth programming failed at start. But if we input 3.3V DC supply to P21, the Bluetooth programming passed. Is this Vin 3...
Hi, I tested "Simple_coap_client" and "simple_coap_server" on NRF52840 using Threading SDK.
It seems that the route is decided by the leader, can I specify the route?
...
I am making a simple breakout board for the nRF52833 (I'm using Fanstel's BM833 module). This is what my board is looking like. There's a ground plain on the top and the bottom...
I'm trying to send data from a NUCLEO F401RE board with the nRF 52840 DK using UART. Then have the data to be sent to my phone via Bluetooth. I'm starting from the ble_app_uart...
Hi Devzone:
I have a question that may be common for companies distributing hardware containing nrf52840 chips.
I have figured out how to use nrfutil to generate Bootloader...
Hi there,
I connected my nRF5340 PDK to an external target - which was unluckily defective.
Since the external board had its own power supply, there was now either an...
Hello,
i have built my own custom service.
I have 13 characteristics ....
But in NRF Connect on an iphone, i can see 13 characteristics , but only in the first there...
Hi
Technically this is a Zephyr question, but googling the issue gave no success. Also, reading the Zephyr docs gavve me no clue.
I have a custom nrf9160 board with an...
