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...
Hi Sir,
According the table 19.4.2 of 52832 datasheet (v1.4), there is a start up time (0.36 ms) for HXFO.
How do I measure the start up time of my 32M crystal?
If...
Hello,
While an attempt to develop solid security mode bulded around Root of Trust starting from RTL and Device root key we found that unfortunately, it is mentioned in...
I would like to detect if a reset happened due to a brownout or an actual power off.
I tired so far using the GPREGRET and RESETREAS registers. They are useful to detect...
I have an app that works perfectly when run from the debugger, but not when started by HW reset. We use the serial port to communicate to a control processor (STM32) The Nordic...
Hi,
I was trying to test a slot circle antenna with nRF52832 which is well matched to 2.4G~2.48GHz, but it is circular polarized antenna with high directivity.
However...
Hi All!
I use nrf51822 with sd s110 to send data to android phone with sd_ble_gatts_hvx. If sd_ble_gatts_hvx returns NRF_SUCCESS then that packet get to TX buffer. I didn...
With nRF5 SDK v15, the code size became too large for the free version of UV5 , Is there a way to reduce the code size by reducing some array size or commenting something...
Hi There,
I'm stuck with Getting BLE uart working in another example.
I wasn't sure if converting the BLE Uart example into a central/peripheral application would be more...
Hi.
I want to read thingy's sensor data. I'm using nRF52840 DK.
I have tried using ble_app_multi_link_multi_role example, but there are only read button state.
How can...
Hello everyone !!!
I've recently started working with Segger Embedded studio for nfr52840. I want to add a new driver into an existing projects.Let's say GPIOTE
I...
Hello,
Recently i am working on UART application on nRF51822 based product.
In UART application code, there is no option to configure the modulation rate.
So, I would...
Dear friends,
if i adjust the tx power of nRF52832, e.g., by calling sd_ble_gap_tx_power_set(), which phase of the current will be affected in the pic bellow? just the phase...
I am struggling with getting a Secure UART(Serial) DFU operation to function correctly when I attempt to enter the bootloader with a call from my app. I am using the basic...
Hi all,
I am working on interfacing an SD card as well as an OLED Display with my nrf51422 on SDK 12.2.0.
Although, both are on SPI and hence i need to configure them...
