Hi,
I recently found out about the Periodic interval feature on GRTC CC[0] and it seems like it would be quite useful for my application. Most of my code so far uses the...
Hi,
I have integrated Neuton’s “Transport Type Detection” pre-trained model into my firmware, running on a nRF52840dk. For collecting 9-axis IMU data, I’m using the ST X...
I'm trying to implement a fall detection feature on the headset side using the LSM6DSOX IMU sensor. The IMU is configured successfully, but the board halts after the INT1...
I have a ready hogp struct and I'm trying to subscribe to an input notification (I'm connecting to a bluetooth keyboard) and I'm getting error -22. Here's the callback in...
Hello,
I am trying to count pulses on nRF52840 DK's pin for measuring water flow with hall effect sensor. I tried to implement PPI + GPIOTE + TIMER in counter mode, but...
Hi, I am using nrf52840-based custom hardware and have an external flash connected on SPIM3. Till now I was working with my other peripheral connected on different buses and...
Hello Nordic Team
I am using SDK 3.0.1 with a nRF52DK to develop a firmware that can be switched from BLE mode to GAZELL mode and vice versa over a command sent via UART...
Hello,
I am trying to set the nRF52 to power off and wake up on a momentary button push (scope measures momentary push logic low around 50ms-100ms). However, I am struggling...
This is from the previous Blog: devzone.nordicsemi.com/.../
I've looked at the other dev boards. I found this one nRF52832 System on Chip and Amber SPP-over-BLE profile...
Hi,
I'm using the nrf52832 Nfc and I can't set a variable nfc message, the nfc message must be constant... In my case I'm trying to send a text via BLE and put it on the...
I found lots of macros in Makefile like below,but I did not found they were used in C or assemble file. I am cleanup my Makefile to remove unused macros... so could I remove...
I'm using a 51422 for a very short range, fixed system. I will never need the chip to receive or be received from more than 5 meters away, and more often just 2-3 meters....
Hi,
I own a Redbearlab BLE Nano with a nrf51822.
I want to use it to drive some WS2812 rgb LED (neopixels), using precised timings for bit-banging.
Before driving...
Hello everyone,
I am having difficulties on changing the advertising name of my device (nRF52832).
Here is the piece of code that I am using to do it:
ble_gap_conn_sec_mode_t...
hello.
How can the hidden setting of BLE be realized?
For example, (as log of nRF Connect) as follows:
ptlog1.txt
thanks.
I will attach a screenshot of NRF connect...
what does the mean of the statements the red line marked on above picture ? In my product ,i want to combine the softdevice,application and bootloader into one hex,and burn...
Hi all,
I am testing this example and I have some question is possible using theR same NFC to turn off the nRF52? I cant see where the NFC event is handle
Can some one...
Hello,
Has anyone been able to succesfully use the HID Keyboard Demo (ble_sdk_app_hids_keyboard_main from Nordic nRF51822 SDK ver 6_1_0 along with GCC compiler for s110...
I have an application working using PPI to start a SPI master transaction from a GPIOTE event. Unfortunately, I currently have very high current consumption which I am led...
hi all,
i try to use to timer to have a single press and a long press.
this my code.
const nrf_drv_timer_t TIMER_BUTTON = NRF_DRV_TIMER_INSTANCE(0);
const nrf_drv_timer_t...
I don't know where it is used..
example, when I use sd_ble_gatts_hvx(conn_handle, &p_hvx_params), conn_handle was BLE_GATT_HANDLE_INVALID(0x0000) result of debugging. ...
