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'm using nrf51822 and ble_app_uart(SDK 12.3.0).
I'm sending data from my android phone.
My question is that what happen if send data before previous data is...
Hi!
I am developing application for thread on NRF52840. I've got one problem with connection stability. Sometimes some SED nodes are disappearing. Only reset makes them to...
I am using CC2541 and CC2540 (USB dongle) which will communicate with each other and transfers data. I want to know weather i can communicate to CC2541 (ble device) directly...
Hello,
We have a setup where we connect an nrf51822 and an iphone.The nrf51822 connects to the iphone,
notifies the data and disconnects roughly every minute.(This is done...
There are only HID periphral sample code in nRF52840 SDK.
It is difficult for me to implement HID central with the sample and tutorial provided.
So I want to get a sample...
Capture_Load_error.PNG
All,
I'm new to the nodic. Just now installed KEIL V5.24.2.0.'m able to compile code but not able to load it on Target.
Please find attachment...
Hello,
It doesn't seem possible to mimic a IEEE public BLE MAC address using the BLE stack provided by Noridc. But how easy is it for others to roll their own BLE stack that...
For longer than I'd like to admit, I've been trying to make an application on the NRF52832 that relays UART data to a phone. To date, I've:
Gotten the BLE_APP_UART application...
hello all:
I think sdk13.1 s132 has a bug about ANCS,
ANCS works normally only in the following two cases
1、Both the phone side and the device side do not remember...
I have a sensor with serial protocol of 7 bits data, even parity, 2 stop bits. I wanted to use uart library to interface with this sensor. But I couldn't find the settings...
Some times when I'm trying to use GDB it stop with the following information:
(gdb) file _build/nrf51822_xxab.out
A program is being debugged already.
Are you sure you...
I started to try SAADC example in SDK12.3. After setting up project in eclipse, I got two errors:
Symbol "NRF_TIMER0" could not be resolved
Symbol "TIMER0_CC_NUM" could...
Hi,
We are a group of students at NTNU looking at the possibility of creating a small device that connects to your phone and multiple other BT devices simultaneously, letting...
Hello,
This is a quick question regarding the behavior of the Power Supervisor POF warning. We implemented a fairly naive use of the POF warning where we would log an POF...
Hello I am using the NRF52832 in ESB mode. I use both VERIFY_SUCCESS() and APP_ERROR_CHECK() within my code in various places but when am I supposed to use versus the other...