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 need help with alert notification service. I am working on alert notification example provided in the SDK 12.3.0 with S130. I tried this example on nrf51422 development...
I have tried to use sd_app_evt_wait() to sleep cpu, and use gpiote interrupt to wake up cpu from sleep.
However, gpiote interrupt cannot wake up cpu.
When I use __WFE()...
Hi,
I am trying to send sensor(accelerometer) data through beacon. I am basing my logic on the beacon example. I am putting my sensor data into an array and passing it...
Hi,
I have an nRF51 DK, found here www.nordicsemi.com/.../nRF51-DK .
I am using SDK V11.0 and S130 V2.0.
I am developing on a Linux machine.
I can compile and run...
Hi.
I'm using the Power Profiler Kit and the PPK desktop application to log the power consumption of my device. This works well for short time spans.
However, I'd also...
Hi
I'm trying to delete all files with a given file id. Will fds_file_delete() delete all files with a given file id, or just the first one it finds?
thanks
SDK1...
Hi
I'm trying to use fds_record_find() to detect if a record exists in flash storage. After erasing the device (via nrfjprog), flashing the softdevice, flashing the program...
I use an app_timer to periodically update sensor reading in my application. There is a characteristic used to change updating rate by stopping and restarting the app_timer...
Hi,
I work on a project for the nRF52832 with Keil µVision using ARM Compiler V5.06 update 2 and nRF5 SDK 11.
In a module I allocate quite some memory using malloc(...
For the BLE GAP advertising flags byte in the advertising data, we have the following options:
/**@defgroup BLE_GAP_ADV_FLAGS GAP Advertisement Flags
* @{ */
#define...
I cannot seem to save the new Device Name value in the nRF51822 beacon.
I am using the mobile app nRF Connect.
This is my procedure:
1).Run nRF Connect on Android device...
Hi Nordic Team;
I am using nrf51822 devices with sdk12.3.0. I am using buttonless dfu example without any problem with sdk12.3. However, I see that you realese sdk14 that...
We're considering nRF51/52 to implement a specific BLE application. We need the nRF51/52 go to sleep if a BLE collision signal or interference on an advertising channel has...
Hi,
I'm using nRF5_SDK_13.0 on nRF52840 based on ble_app_hrs_rscs_relay example. I use it to connect a bluetooth 4.0 device and it's ok now. Also I have a bluetooth 5.0...
