i am working on custom board nRF52840 with display ST7789 + touch Ft6336
1) i want to use LVGL library with Display how do i get started with LVGL .Any tutorials or sample...
Hello,
I'm developing my custom sensor application. It's a matter over thread device. Before final product I'm working on a NRF52840 DK PCA 100056 v3.0.1 and NCS 3.02. It...
Hello,
I higly need to run twister unit tests in debug mode with breakpoints, step by step, spies and other debug tools in vscode. I did not find a way to do so.
Is...
Dear devzone, Can our nRF52840 detect 20 nanosecond voltage fluctuations using COMP? For example, if I set a lower threshold of 20mV and an upper threshold of 60mV, and the...
Hello, this is probably a very beginner question but I don't know how to configure interrupt for the GPIO headers on the nRF52840 dev kit. I tried to search in this forum...
Device Overview
We have developed a smart wearable that sends notifications to our mobile application over BLE. Under normal conditions, the device alternates sensor...
Hi Team,
We are developing on a custom board with an nRF54L15 (Raytac Module with NRF54L15_xxAA_ENGB) and are unable to provision a pre-generated secp256r1 private key into...
I want to use the nRF51-DK board as a programmer for my target. As I understand it, this can be done with the signals on P19. However, there is one signal, EXT_RESET, that...
github.com/.../nrf51-UART-examples
Hey any I was trying to test the example, the one with BLE
I test
APP BLE sending --------shows on PC UART software
However, I can...
Hi,
I would like to ask if someone has experience using the AES. I n eed to be absolutely sure that the user SW can use the AES HW block for own custom usage. If yes, Are...
I'm using SDK's interface for AES ECB block, but getting a hard fault when ECBDATAPTR is redirected at ecb_data in the initialisation function:
static uint8_t ecb_data...
I have built the dfu_dual_bank_ble_s110_pca10028 project and attempted to load the ble_app_hrs_s110with_dfu_pca10028 application. I did find that if the use the S130 softdevice...
Hello,
I have a nrf51822 chip using s110 SD. I am trying to read a serie of 14 bytes from UART. If the device is connected to a phone with BLE I receive the correct values...
When my nRF51 DK is only a board without any software.How can I make it work and support for mbed?
If I have to flash the SoftDevice, the bootloader by using nRFgo Studio...
Hi All,
Am developing an app that communicates with an embedded device through Bluetooth low energy.
The embedded device is sending the data in hex format say "35AE51BA44...
Does sample code exist for the pstorage module?
I am calling this code right before advertising_start() in the heart rate monitor application for the newest SDK. It doesn...
Hello,
I used ble_app_uart_c and ble_app_uart exemples on 2 tiny ble boards and S130.
Write and notifications are very slow. Does someone have an idea ?
Connection...
This code do a test triangle with 3 boards on mbed (using BLE API). I have digged in BLE_API and it looks like if instability was in S130. Have you this kind of test in internal...
I've got SLAVE_LATENCY set to 40 in hope that only every 40th request from the master would be responded to since there's no data to read or write, resulting in lowered current...
The question was asked here:
devzone.nordicsemi.com/.../
But not really answered.
Is it really necessary to buy a Dev Kit?
Isn't it possible to obtain a Key without...
