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...
Hi,
I tried connecting the thingy91 out of the box and it was working fine, sending data to nrfCloud.
Now I tried to build the asset tracker application on my own and...
Hi All,
I am facing the issue with sleep current in nrf51822. initially i checked the sleep current 11uA. but after one hour it is increasing to up to 390 uA gradually....
Hi All,
I am currently designing a BLE module using nRF52840 chip which works with battery.
In the nRF52840 DK, it uses a Power Switch Driver ( SC728CSTRT ) from Semtech...
I want to add a button function to the ble_app_uart.
I don't need to use the functions of the BLE Button Module.
It's enough to just change the value of the variable when...
Hello,
I'm trying to develop a small module based around the nrf52832 chip, and I am trying to replicate the reference design and layout as closely as possible. One problem...
Hello,
I am updating my application from older SDK 15.0 to use SDK 17.0.
NRFX_NFCT_ENABLED NRFX_CLOCK_ENABLED are used to enable the files nrfx_nfct.c, nrfx_clock.c respectively...
Hello DevZone,
I am developing a system that has a SoftDevice, UART bootloader, and application. The SoftDevice is S132 SoftDevice v6.1.1. The UART bootloader and application...
RTT seems to be mostly working using the viewer with the command:
JLinkRTTViewer -device nRF52840_xxAA
It seems I need to re-connect each time I start a debug from SES...
Hello Nordic
We are in the process of product development and at the moment we need a chip that transmits stereo audio to any BT headset. That it is possible to control...
I am using nRF52840 as a master to communicate with esp32. For esp32 i am using arduino ide and esp 32 slave library( available in library manager of arduino ide).
For nRF52840...
Hello,
I use nrf52832 with 65 kb RAM.
I can't understand why soft device takes about 30k RAM memory.
I see "reserved_ram" has 30k.
Can I change size for 20k for...
We're using the nRF52840 on a battery-powered device that requires very low power consumption, both in run mode and also in the Cortex-M4 sleep / deep sleep modes. We've recently...
Hi, I'm trying to enable the entropy driver so that sys_csrand_get() will stop returning "Entropy reseed error". Does anyone know why it's grayed out? I have tried enabling...
Hi,
I know it's a very common question, but I still haven't fully understood. There is nrf52832 on the peripheral side, there is ble dongle on the central side.
How does...
