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...
Dear Sir/Madam,
I am working on a 51822 project which send data to Android App. This project is actually an replacement to an old BLE sensor which is obsolete now. I have...
HI.
I use the peripheral example of SDK15 to implement functions such as uart, spi, and interrupt.
However, if soft device S140 is programmed, then my code is not programmed...
Hello, I am currently writing firmware using NRF52 SDK 11.0 (there are plans to port to SDK 15 eventually, but for now I need to get it running with 11) on Ubuntu 18.04. After...
Hi,
I am developing application update, the environment is NRF52832 and softdevice S132, compiler and debugger is IAR.
What I have done are:
1. Application binary file...
Using the example s110 project. I compiled in keil5, programmed the devkit using nrfgo studio, and tried to connect using the master control panel. Master control panel cannot...
I'm trying to use slave latency to reduce current consumption of my device.
Connection parameters defined in `main.c`:
#define MIN_CONN_INTERVAL MSEC_TO_UNITS(15, UNIT_1_25_MS...
I have been using the pc-ble-driver Python bindings to implement a peripheral. I have extended BLEDriver to support sd_ble_gatts_* the functions. I now have a working peripheral...
Hi,
At the moment I generate 4 independent pwm signals, I would prefer to have 6 but this is not possible to my understanding due to the lack of GPIOTE [ ref1 , ref2 ...
Hi Folks,
I'm having trouble running the demo second time followed the steps mentioned http://infocenter.nordicsemi.com/index.jsp?topic=%2Fcom.nordic.infocenter.meshsdk...
I am having trouble with nRF5 SDKv15. I am using the nRF52840 SoC. I have been looking at the example projects for both the RTC and TWI implementations for reference and cannot...
Hi,
We are developing a wireless sensor for research purpose using NRF52. I was always develop under Bluetooth 5.0 environments. The phone i am always using is Xiaomi MI...
I know the Nordic provides timeout parameter to control advertising parameters.
If I set the ble_adv_fast_timeout to 1s, my ble-central device scanned the advertisement...
I can use standard UUIDs and successfully add a Service and several characteristics, so I think the error message above is a red herring. When I attempt to create a custom...
Hi there,
I am trying to modify flashwrtire peripheral example code for uart bootloader,
- I have used flash read write softdevice functions (sd_flash_read/sd_flash_write...
