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...
I have an ultra low power application that needs to broadcast it's proximity on a 1sec interval. However, about 75% of the day I would like the device to be powered down and...
Hi all
Now I can use Keil to compile/load/execute the example project, for example blink.uvproj.
But how to execute/debug on ble_app_hrs example ?
Keil will hang on a...
I am looking for details on the internal temperature sensor on the nRF51822. I would like to use it to get a general ambient reading of the air around the device. Basically...
I want to get RSSI between PCA10001 and PCA10000. As you known, I have to make these two device connected first. If I write my code based on the example of UART, are these...
Hi,
i need to start my application while pressing two seconds a button. For this i use an gpiote event like here --> devzone.nordicsemi.com/.../how-to-use-app_timer_cnt_diff_compute...
hi everyone.now i am developing a project with nrf51822.i am using the PCA10000 dongle to see some information of advertising packages. i moved out and pluged in the PCA10001...
I'm attempting to load the ant-fs reference design to two different nrf51422 evaluation boards. The application builds successfully but I am having difficulties loading it...
Hi
my application is a 9-axis battery driven motion sensor with a data rate about 144 bit per packet at 1000Hz i have to transmit over air. Low latency (<10ms) is extremely...
Hi,
is there any Example to use the UART ?
I need an monitor while the application is running, is the UART COM Port the right one for this?
Is there an example with...
I need a mutex and I found this information at the ARM site: infocenter.arm.com/.../index.jsp
Is there anything I should be aware of in using this technique to implement...
I have a central device , that acting as a gatt server. the service is customize, and 128bit- primary serivice UUID ,its characteristics' UUIDs(128bit) are all known, how...