Connecting nrf21540 to a nrf52840. 840 GPIO default state is input, input buffer connected. One of the 840 GPIO pins is connected to the 540 PDN pin.
1) If the 840 gets...
Hi,
If the following function is used, how to solve this error:
#include <nrfx_reset_reason.h>
void check_and_clear_reset_reason ( void )
{
// 获取复位原因
uint32_t...
We are in the process of finalizing the RF transceiver chip for custom protocol development.
Please suggest the suitable chip and any reference implementations available...
Hi Nordic Team,
I'm looking to use the UICR->OTP region ( One Time Programmable (OTP) memory region within the User Information Configuration Registers (UICR)) on the nRF54H20...
Hello,
Now, I currently run Asset_Tracker_Template on Thingy91X
https://github.com/nrfconnect/Asset-Tracker-Template/blob/main/docs/common/getting_started.md.
And, I...
Hi Nordic Support Team,
I'm currently experimenting with Channel Sounding using a couple of nRF54L15 boards.
I am trying to obtain raw I and Q samples so that I may analyze...
We use several Nordic chips in our BLE sensors. We bond to the devices from Android, connect to update configurations, then disconnect such that the device then advertises...
Could you estimate the free space for Application on nRF51 and mRF52, on this case for Homekit with FOTA :
Boot Loadeer with FOTA
Homekit Enable
BLE Software Device...
What are the options to update firmware (Application/Bootloader/Softdevices) for multiple devices built on NRF51x22 ?
Using Master Control Panel could take days programming...
Dear Nordic Team,
I am using HID mouse example code in my nordic dk board.
I can able implemented fallowing logic in my code to do left , right and middle button click...
Hi,
I am using nRF51422 with SDK 9.0 and SoftDevice130 with nus service. I have a custom android app running on BLE uart service. Data communication and connection handling...
How to save the uart app on my nrf51dk board? it only runs when i connect it with the usb. another question nrf51dk have a nrf51822 chip(SoC)?
please help me out. i want...
Hi,
I have installed EmBlocks 3.2 (the last one) but only extremely simple examples will compile.
It appears that the support files in wizard/arm/nordic/nordic.zip/Common...
I have been struggling with the custom characteristic implementation. I have followed the great tutorial on custom service that is online but there is really no doc or information...
The nRF Beacons iPhone or Android app requires adding a new beacon devices in order to notified events. Is it a must for beacons? Or is it just a one step for examples. In...
I try to advertise with a custom UUID and I do not know how to do it.
The standard services works with 16 bits and I need to work with 128 bits
So how can I do it?
Thanks...
Dear Nordic family,
I am using Bluetooth Low Energy, Beacon module with ARM Core from Tindie ( Product link ). The reference manual from their website is attached IMM-NRF51822_RefMan...
I am trying to work on ble_app_uart example project working.
I am able to see that the "nus_data_handler" is triggered when any data is received over the BLE channel. On...
[Duplicate question. See the original post here ]
Dear Nordic team,
I have purchased Bluetooth Low Energy, Beacon module with ARM Core from Tindie
They gave me...
Hi,
Im trying to send data via the NUS service which is larger than 20 bytes. I understand that I have to break down the data into chunks in this case, which is what I...
I am new to embedded programming.
I use JLINKEXE (on Mac) to load the S110 softdevice and my application. When I am in the debugger, the app loads and all runs as expected...
