I am using nrf52832 IC on my PCB with sparkfun antenna trace connected to it. It was working fine on one of my PCB then I changed the profile of PCB by retaining the same...
Hi
I need to sync a PC with a BLE board. Fixed delay is not a problem, but jitter should be max +/- 1 ms.
Our competitors have solved this issue some how.
As we all...
Hello. Right now, I am connecting an external flash using SPI. The external flash is used for firmware updates. I'm trying to launch sQSPI to access the external flash. I...
I am currently working on the secure_bootloader example (pca10056_s140_ble) for the nRF52840 DK board and am encountering an issue with updating the OTA application. I have...
I am using nRF9160 to develop a product for a client that requires displaying the name of the current carrier on the screen. According to the AT instruction manual of the...
Hi,
I have successfully adapting nRF5 SDK projects(ble_app_uart and usbd_cdc_acm example project) for the nRF52840 dongle by following the nRF52840 Dongle Programming Tutorial...
Hello, I would like to ask if the latest SDK version supports power management on the FLPR core of the nRF54L15. According to this article, the power consumption is quite...
If the device is paired (but not bonded) using "Just Works", sd_softdevice_disable() causes the application to hang/crash (nothing happens until reset by watchdog timer)....
I want to generate 2 fast PWM waves with 25% duty cycles from nRF51822. They have same frequency of 4MHz but there is half a cycle delay between them. I checked the nrf_pwm...
Hi,
I am trying to get the NRF8001 rev. C chip working with a Tiva Lauchpad (TM4C123GXL) board. I modified the original Arduino SDK for use with Energia. I am using the...
Hello,
i want to write a global unsigned long variable in RAM after programming the device. The Use-Case is to set the clock value to the actual time. So the new unsigned...
I use BLE mesh github.com/.../nRF51-ble-bcast-mesh
but when I use the master control to write values to update the values of services, the following error occurs: "global...
Hi. All.
I am in the process of update SDK 9.0 from 5.2.
Meanwhile, SPI couldn't read from external flash's data.
Unusually SPI works well before infinite loop, I tested...
Hi there is a problem in github.com/.../nrf51-UART-examples
any one can help?
I put empty loop in main, and comment off all ble related int. and I process uart_evt by...
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...
