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 use 4 characteristics in peripheral and central. When I write to one of the characteristics in the peripheral, I read it using sd_ble_gattc_read in the central. But,...
Hi,
SDK14.0
nRF52832
I am using the dfu\bootloader_secure_ble example as my starting point. My goal is to create a very simple bootloader (with none of the dfu stuff...
Hi
We are trying to use the uECC library file (micro_ecc_lib_nrf52.lib) with our project that is built in Kiel. We have followed the instructions found here using the open...
Hello,
I'm using SDK 132 (v5), kiel 5, SDK 14 and the nrf52 dev board.
I'd like my application to have multiple Offical Services (Heart rate, Humain temperature,...
Hi,
For my new project, I copied the linker script and Makefile from examples/ble_peripheral/ble_app_uart/pca10040/s132/armgcc to a folder and changed the SDK dir and project...
Hi All,
I have developed a device using the nRF51822, and the connection interval is set to ~1000ms.
When reading a characteristic from a Raspberry Pi, we are timing...
Any updates on this from anyone? Please advise
Hi,
The i2S microphone that I am using requires a over sampling rate fixed at 64 therefore the WS signal (LRCLK on nrf52...
Hi community, I'm running a 51802 on my custom board with no other parts on it, except for some buttons and leds directly connected to GPIO, and a DC/DC converter which feed...
The term 'slot' is used in the context of the Eddystone beacon specification.
I cannot find a definition of that word.
For example, the sample app from Nordic says ...
I set up an account a few days ago on nordicsemi.com and today it's rejecting my login. I then requested a new password which was sent to my email but when I copy and paste...
I am studying how to update the firmware through BLE at the moment. I used the example project of "ble_app_buttonless_dfu", but I am having many questions that I don't understand...
Hello everyone,
My job is to migrate a functionnal code made with IAR to GCC Eclipse.
When I compile with IAR and flash the hex file (softdevice and application) using...
I'm using:
bootloader_secure example in SDK 12.3.0
SoftDevice S130 nrf51 2.0.1
Is a bootloader update 100% failsafe against power loss anytime during the process...
Hi:
I am using nrf52832 and I met a strange problem:
SDK version: nRF5_SDK_12.2.0_f012efa
First experiment(NO BLE):
using example peripheral/timer:
code...
Hello Everyone, I want to use NFC on nrf52 DK to wake up the board from System off. Is there any examples similar to this situation where I can learn more about NFC and Sense...