When I was using the device as peripheral, I was wondering when the Softdevice notified BLE_GAP_EVT_SEC_PARAMS_REQUEST and BLE_EVT_SEC_INFO_REQUEST:
1, when peripheral...
hi dear nordic employee:
I tried to build the project ble_app_hrs_c(pca10040) by keil5
but I get an error :
._build\nrf52832_xxaa.sct(7): error: L6236E: No section...
Hi,
I am a bit confused about power consumption when using app_uart_fifo. To save power I put MCU to sleep in between each sent and received byte by using __WFE and __SEV...
Hi! I am building an android app for my project. I am using Proximity , UART and DFU from nrfToolbox app. I have 3 buttons on my home screen dedicated for each of them. I...
Dear Nordic employee:
1、 what do I have?
I have a thingy52 develop kit(nrf52832)
2、what is my purpose?
the quality of thingy52 audio demo is not good(iphone7)...
Hello Nordic,
My development environment:
SDK>> NRF51822_SDK10, SoftDevice>> S130
Example>> ble_app_uart
I am looking forward to your reply!
Thanks.
Best Regards...
Dear friends,
according to "nRFConnect_BLE_User_Guide_v2.0", to set up a local device,i should complete the following steps:
Connect a development kit or dongle to...
I am coding with nRF52 to read data from accelerometer KX022. I am getting started with it and have so many troubles.
Can you send me a sample code related which i can use...
Dear Nordic team,
As the title shows, does Nordic officially have a software called “nrfjflashaccess.exe”?Our customer mentioned this.I searched for a long time and couldn...
The same SDK 15.3 is open on a desktop computer. system_nrf52xxx in the keil project does not find include nrf_erratas.h but on my laptop it includes nrf_erratas.h but nrf_erratas...
Hello,
I use nrf52840 hardware FallingEdge polarity PWM (NRF_PWM0) , to generate 2 signals ~50% each (inverted). I do manage to set dead time between pulses in same period...
The question is clear I believe. Why did support for the NRF5340 not make it to the nRF5 SDK? Is it something about the SoC specifically?
What's better about the nRF Connect...
Hello,
I have faced a lot of issues that were causing hardfault on my device. I'm using FreeRTOS with nrf52. I was suspecting stack overflow but it wasn't so easy to identify...
Hi,master:
platform:nrf52840
IDE:keil compiler version 5
tool chain: armcc
There are multiple calls to a function in the product. I suspect that there is a problem...
Hi all,
I am working with SDK 15.3 (S140 6.10) on ISP1807, which is nRF52840 based.
For my application I needed a USB dongle which works as BLE Central. It is supposed...
Hi all:
Currently, when using nRF52840 for archiving applications, I will encounter a condition and this will result in data corruption.
And I found a way to reproduce...
Hello,
I'm having a bit of difficulty disabling the PWM peripheral when it is no longer required. From the manual it states that "To completely stop the PWM generation and...
I have a custom BMD-350 board with a UART service. The board connects just fine with the nRF Toolbox iOS app but does not work with the Android app. The app connects to the...
Hi,
I am a little bit confused about the different supported stack for the nRF52833 when using BLE Mesh. With the current example, there is only support for the S113. Can...
I started a timer on the nrf52840 and the SDK is nRF5_SDK_15.2.0_9412b96, but I haven't never receive the callback message after the time. What's the reason?The code is as...