Dear nordic employee:
The service I want to find is the sound service of the thing52 thingy sound service
I tried to modify the HRT_central_client project to find the...
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...
Hi,
I am testing BLE throughput between NRF52832 and iPhone XR using S132 stack. I am able to get maximum of 400Kbps. Is there a way to achieve throughput better than...
Hi,
I am trying to design the transmission lines based on the reference board design from Nordic.
I opened up the Altium layout file for the board which I downloaded...
I'm trying to communicate with HTS221 sensor and read WHO_IM_I but then I always get error 17 on nrf_drv_twi_rx and receive 0 on output
Twi init
ret_code_t ret;
const...
Hi
I want to use TWI read temperature from sensor Si7050, but i got a problem that doesn't jump into twi handler event. Can anyone give me some information? Thank you. ...
Hi,
This is somewhat tricky question..
Does GAP broadcaster differ with the BLE device which advertise packets with non-connectable option?
Is The device which operates...
I read the specifications on nRF51 series and the spec say that Bluetooth 4.2 with 2Mbps. However, standard Bluetooth 4.2 only support maximum 1Mbps bitrate.
First, I wonder...
So I added a header files folder to my project and then added a header file. The project would no longer compile after doing so. To troubleshoot, I changed everything in my...
Hello,
I am trying to upgrade my working projects to SDK15.3 from SDK15.2. All projects work except the bootloader project as there are significant differences in 15.3...
Hi,
If I understand corrctly, the flag CONFIG_NRF_CLOUD_PROVISION_CERTIFICATES=y should only be used once,
after that, the certificates are saved inside the modem.
...
Hello.
We are developing a device that require a 1Gb qspi memory interafaced with a nrf52840.
So far the qspi driver and the memory inits and the memory respond to some...
It appears that my watchdog timer is running during interrupts that are handled by the SoftDevice and do not cause a return from sd_app_evt_wait. This is described in the...
In migrating a project from SDK 14.2.0 to SDK 15.3.0, I'm also trying to move from the "legacy" non Easy DMA SPI driver to the Easy DMA one. I don't much care whether I use...
Hi,
I've been struggling with a problem with my builds for over a year now.
On some builds NFC works perfectly, but on many it doesn't - and I have no idea why. I can...
Hi, I'm having problems with proper softdevice reinitialization. What I'm trying to do is work out proper reinit solution - what I'm doing is enabling BLE_stack and all the...