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 have add some function call like sd_ble_enable in mesh example, I test to get
then I set the address and all sd_ble_cfg_set is ok
but when I call "sd_ble_enable...
Hallo I'm writing Data to the I2C port.
I'm using the nrf_drv_twi_tx function. It works well.
But I want to write bytes to the I2C without Adress. - i want to write just...
Hi,
I have the nrf5340 development kit. This is my first time working on Nordic devices. I've followed the Getting Started Guides. I am trying to run the first test. My...
Hi,
I'm trying to m ake sure that the nRF Sniffer files can be run correctly, following the instructions: "On Windows, type nrf_sniffer_ble.bat --extcap-interfaces".
The...
Hi,
Can you please explain what is the usage of unconnectable advertising? And what is the difference between beacons and unconnectable advertising?
Thanks!
What does (15U) mean ? Is that a specific useage declaring a number?
What does " =='\n' " means ?
After a long period of learning , I'm now trying to read and understand...
Hi everyone,
I am making a zigbee mesh with just coordinator and routers only. I intended to have the mesh to cover a very large areas with nodes that can be moved (not...
Hi,
I have got some problem of understanding the IQ sampling data.
As below is the official data format
0: I_Q (default)
Q
31:16
12 bits signed, sign extended...
I have successfully installed the drivers and downloaded the latest firmware version, but the connexion fails and I can not use the AT interfaces command for the modem controller...
Hi
I am using an example project written for pca_10040, I am trying to replace it with pca_10010.
So far, I changed the "Target Device" in the project options and the...
Hi all,
Currently we are trying to measure the power of nRF52832 using (1) nRF52 DK board, (2) power profiler kit 2 (PPK2).
We used PPK2 in source-meter mode and we connected...
Shalom!
I have a custom nRF9160 board with uart0 connected to the outside world by RS232. I set the uart0 as the printk() debug output. I also need to write and read binary...
I get that is has to do with something around the MSB. But I cant seem to find a way to prevent this. No i can not send a byte 0x00 since this will trigger certaint behavior...
Hi,
I am developing an Openthread application using Nordic Connect SDK for the nrf52840dongle. I updated my nrf SDK to bd075cc09. Since then, my application won't boot anymore...
Hi,
I need to switch DK to 3v as my custom board has 3v.
When I switch VDD_IO to 3v board doesn't start at all. LED5 blinks for a moment but nothing happens.
Switching...