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...
Hi
I am using Segger Embedded Studio and SDK_v15.3.0. I have a C++ code that I wish to run on the board. It has a lot of printfs. I want to see the output of the print statements...
Hi,
I'm new to Nordic Semi chips (nrf52840) and need to use TWI as a master to connect to two sensors. But I'm a bit confused about the different drivers: TWI and TWIM....
Hello to all,
I have a problem related to the client side Global Attribute: I have implemented an "On / Off Switch" that presents the cluster On / Off (0x0006), client side...
Hello,
When we analyzing the traffic of our application (many thanks to the team developing the sniffer), we have several questions about sending write confirmation.
for...
We do have a product in which we program a bootloader on the target. It is remotely based on the ble_app_buttonless_dfu example. The bootloader is not actually used in the...
Hi I am building a software watchdog to monitor nrf52 peripheral states to have higher confidence for 10+ years battery lifetime. The idea is to check every few seconds if...
I am working with the S140 softdevice v6.1.0. The message sequence charts located on the Nordic infocenter are great help. Question: are they available in a printable form...
Hi,
Is there any editable software available that I can use to create a custom interface between my PC and my nrF58210 module. I have been successfully using the Nordic...
How to program flash with the output HEX file and SoftDevice file using NRF52-DK.
When programming with the output HEX file the device does not work, I need also HEX - SoftDevice...
I'm trying to set up a project with SDK 16.0.0 using FreeRTOS with the softdevice. The device will be battery powered and therefore power management capabilities are required...
Hi all,
I am trying to generally gain a better understanding of the GPIOTE module and how it can benefit myself in the project I am working on.
I am essentially attempting...
Hello
Does the nRF5280 include Schmitt-trigger inputs on the GPIO pins?
If yes, what are the voltage threasholds for the rising- / falling edges?
(Can't find anything...
Hi,
How does disconnect work in S112?
In the ble_template project, I did not find anything in DISCONNECT event.
static void ble_evt_handler(ble_evt_t const * p_ble_evt...
I have a nrf52833 pca10100 which can connect to nRF Connect Desktop to program fine. EVBW833 should have the same chip DK but it is not being recognized. Is there a way I...
Hi
On my custom board, I have an external flash connected via SPI. . The nrf runs on mfw 1.1.0.
Without activating the flash, I get an average current consumption of around...
