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...
Hello,
We are designing a custom board, and we would like to use an external crystal for the low frequency clock source, but we are running into disconnect issues. A similar...
Hi,
I have been trying to get the BLE secure DFU example working on a custom board (nrf52840 - BC840 module). I tried it on SDK 15 and SDK 16. When I flash the BLE DFU,...
I am trying to get the current time and the current time zone. I see there is some modem commands LWM2M commands that appear to have the capability to do that. When I try...
Dear all,
I have an application that requires me to keep advertising until the button is pressed.
I use a timer to read the status of the input pin and then if input is...
All of our initial BLE project development has been done using a the Nordic nRF5_SDK_15.3.0_59ac345 SDK and 10056 eval board. Now we have a production board that is based...
Hi All,
I am developing an application with a custom BLE profile, one in which i would like to notify the central of certain values as soon as they connect. I have built...
Dear Devzone team,
What is the fasted way to fetch and store the Thingy91 measurement and device data outside of the nrf Cloud? If i just deploy the AWS certificates will...
Hello,
We are currently working on a project where up to 40 battery powered devices need to talk with one router/coordinator. Each device features a proximity sensor and...
The instructions do not tally with https://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.sdk5.v12.2.0%2Flib_crypto.html&cp=4_0_1_3_9_2&anchor=lib_crypto_installing...
Hello everybody,
I tried to send data while in scanning mode (RX 100%).
I don't get any error when sending but data seems not to be sent (not shown in ANTWARE).
Is what...
Hi
So, Im trying to repeat the ble_central_and_peripheral example but with my own services. To be easier let's call the service " snsr ". So, I did the snsr.c and the snsr_c...
We have a situation where a device might have a sim card field installed, and sometimes, depending on the vendor, the APN settings might need to get changed.
Is there a...
Hi! We're using SDK 16, trying to implement OTA DFU functionality on our NRF52840 device with SD S113. Previously, SD S140 was used on our boards, and so when getting the...
Hi All,
We met a problem when we update the DTM SDK.
The conditions:
1. Same hardware
2. Use official nRF52832 Development board.
A. Old DTM SDK
SDK version...
