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...
The nRF51822 QFAC-R has a drive level of 1uW max for a 32.768KHz crystal. We would like to use an Epson crystal with 9pF load however its max drive level is 0.5uW. What are...
Hi,
I am have programmed my Thingy 91 device with lte_ble_gateway program to collect data from 5 Bluetooth devices and send them to the cloud. This program runs fine,...
Hello Within my Thread network, I have a lot of Thread devices (with a lot of routers). Every now and then I need to multicast data to the whole network (I use the address...
Hello,
I am trying to read BMI160 outputs using SPI protocol but I am struggling to get a successful build from my code.
The build fails at the first line of my code...
Hi,
I am trying to write a file in flash(nrf52840) at a particular address & after that i want to instruct DFU module to start FW update from that address?
Is there any...
What are the situations where a SoftDevice calls reset handler?
I have a somewhat heavy data collection (lots of event handling) and those things are logged via RTT backend...
Hello,
I developed an application on a BMD-300-EVAL. This is a evaluation platform with a BMD-300 module (nrf52832 chip + antenna + crystal +...) on it. The application...
Hello,
I have followed all the Getting Started documents to setup the development for my new nRF9160 DK.
Among them, I installed SAGGER Embedded Studio version 4.52
...
I have as starting point the HRS FreeRTOS app. Now I want to add a millisecond counter. But from what I read I'm a little bit confused. Can someone tell me what's the best...
Hello, I am working on a custom NRF9160 and I am on SDK 1.3.0. I am working on the asset_tracker project and I want to put my own accelerometer there. To do this, I changed...
Hello,
I have been using Nordic mqttsn examples (publisher/subscriber) along with an OperThread Border Router. So far I haven't changed the parameters of the Thread Network...
Hi,
I am trying to adapt the read register function that use the TwoWire lib of Arduino in order to read a Sensor Hub Response Byte of a defined Host Command :
to...
Hi
The flash data retention time for nRF52832 have been specified for 10 years @ 40°C. Is there any data available what the retention time would be at higher temperatures...
We are developing tracking system for our ground floor car parking but couldn't able to get GPS location.. we install Nordic Thingy:91 inside the steel body. Please let us...
Hello guys,
We are developing nRF52840-based device that needs to act as both BLE Central and Peripheral.
Peripheral role:
In BLE Peripheral mode, nRF52840 should advertise...