Hello,
I have an NRF51822 (redbealab ble nano) that I would like to use to count pulses in very low power mode.
Pulses are asynchronous
The rate of pulses can...
Hi
I'm attempting to read a PT-100 sensor value that is part of a voltage divider using a nRF52.
Both the reference resistor and the PT-100 is sampled while the voltage...
Hi
I have been searching the forums, but were not able to find an answer to my question.
I'm trying to sample 4 analog inputs on the nRF51-DK using the ADC hal. (SDK10...
Hi
I have been trying to get two NRF24L01 chips communicate with each other since a week now, without much success. All what I can find on the net is Arduino examples using...
Hi
I have done several projects with the nRF905. I know the device quite well. Normally I use the CD, AM and DR interrupt pins to determine the status of the device, my current...
i made this project to try to create RSC service on arduino
developer.bluetooth.org/.../runningspeedandcadence.zip
unfortunately the server starts but i'm not able to...
Hello,
Could someone give me a hint with the following problem?
I am using two example projects (ble_app_uart_c, ble_app_hrs) to connect a central and a peripheral.
An...
So I got me one of these
and after a day of making it work on windows I was able to lunch visual code from wsl and compile. the next day I found how to make a flash with...
I have a custom board using a nRF52840.
A part of the configuration is a Analog Devices MAX98357AEWL+T Class D amplifier which is driven by i2s0.
When the board is idle...
Hi there, I'm facing difficulties configuring the Adafruit ILI9341 with the nRF52840. Are there any beginner-friendly instructions on how to configure and program it over...
I switched from segger ses to NCS for the nrf54l15. I am really surprised, that the build process takes several times longer now.
Especially, when the proj.conf has to be...
Hello,
our project which started 7 years ago with SDK13.0 has been migrated some time ago to SDK 15.3 and now to SDK17.1. At the beginning we were quite happy with the RTT...
Power profiler kit ii not supplying power and reading current correctly. A month ago, my power profiler kit ii was working fine.
The actual voltage supplied to the test...
How can I display the nrf serial terminal logs files on VS Code while keeping the same colors and text highlights for dbg , inf , wrn , etc., just like when viewing live logs...
Hi,
I am testing the Bluetooth function on my custom board with nRF5340 CLAA chip. I have tested the clock, I2S and SPI on this chip previously and they all worked perfectly...
Hi,
Does nRF Connect SDK Provide Libraries or APIs for Testing and Verifying RF Functions During Manufacturing? Such as SiliconLab`s " Manufacturing and Functional Test...
Hi,
I have two nearly identical revisions of a board with an nrf5340 which behave differently in a curious way:
On one revision I can issue a "mon reset" command in...
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,
When I looked at the SPI lines using the oscilloscope, I saw that the MISO line had the same signal as the MOSI line. As you can see from the image, basically SPI configuration...
I'm working on a custom board based on the nRF5340. On this board, the UART output (connected to an RS232 transceiver) is gated through an I/O expander which is controlled...
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...
Dear devzone,
Based on ncs2.9.1 and nRF54L-DK(v0.9.2), add in the prj.conf of the peripheral_uart example:
Compile and burn to nRF54L15-DK, the program does not run, and...