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...
Hello,
I am looking at using the nRF52832 for a safety-related purpose and therefore want to isolate the safety-related code away from the Bluetooth stack. The main concern...
Hi,
I have observed a strange behavior when manually selecting wrong PLMN. I get EMM reject cause 11/PLMN not allowed as expected, but then the modem is stuck in CEREG state...
Target nRF52832(nrf52dk_nrf52832) SDK NCS v2.0.0 Hello. In my project, I want to make sure that my project always works during power on. How can I check if my project can...
I am using a nRF52832 with a LISD3H accelerometer. When I initialize the twi driver, I see a ~250 uA increase in current. I was hoping to initialize the twi driver, enable...
Hello,
I use nRF52832 and SDK 17.02.
I use app_button library to detect and handle button pressing.
Everything works fine except that I have a testcase that is to...
We have a very simple application with an out-of-tree driver that is working fine with NCS 2.0.2.
However, changing to NCS 2.1.0 or 2.1.1 results in a DTS error:
(the...
I am working on a project that uses image differentiaton,person/animal detection, etc. To accomplish this, I can either use OpenCV library or use TinyML lite. The problem...
Hi Nordic:
Maybe it isn't a really question. When I try to make an error check, I get two types of error checks, ERROR_CHECK() and APP_ERROR_CHECK(). It seems to be the...
We would like the Fjorden Grip also to trigger the native iOS camera's shutter button, via sending a “volume up” command—similar to selfie sticks, which however use classic...
I was working and testing protobuf using the zephyr example (nanopb) on 1.9.1 SDK. but in build step fails with this error: ModuleNotFoundError: No module named 'google':...
We would like to use an external oscillator instead of External crystal. Is it possible to use external oscillator? If yes to which pin it should the clock be connected ?...
Hello Community,
My customer has design a custom board using NRF52832-QFAB MCU. They have also written application firmware as per product need.
Now, Customer wants...
Greetings,
I recently started working with the NCS and successfully modified the peripheral_uart sample to read data form an I2C sensor and send it via BLE
I wanted...