Dear nordic employee
my purpose is send a data the length is from 150 to 273
when my server device send data by sd_ble_gatts_hvx(the send length is fixed 10 bytes) ...
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,
I'm drawing schematic with nRF51822 internal LDO. I'm wondering what is the regulated LDO output from nRF51822. I need to connect that with peripherals in stable...
We are using ANT with the nRFgo motherboard as base station and want to broadcast a signal over the largest range possible (> 100 m) to several mobile devices using the Dynastream...
I am designing a ECG monitor device. The data rate is less than 50kbps. I was planning to use BLE for the device design. But I read some documents that say BT classic is a...
Hello,
My 10031 dongle worked perfectly up to the point where I flashed it using MCP. I was able to run simple programs such as blinky, but now I cannot revert to the previous...
I want to set up an SPI communication between nRF51422 SOC (integrated on nRF51 DK) and Arduino board. I know that it is possible since I've read it in various posts and nRF51...
Hello,
I am developing a simple app for nRF51822 which sends notification data to a characteristic with a random value. All seems to work good but while testing in-depth...
i want to modify advertising data by calling sd_ble_gap_adv_data_set, the advertising data include advertising data flag and Manufacturer specific data,the format of advertising...
Hello,
can someone share a piece of code or a hint to the right functions that can enable/disable notifications on all peers? All I want is that the central toggles notifications...
I am using the PCA10031 as a serialisation device connected to a Windows laptop. The PCA10031 is programmed with connectivity_with_s120_1.0.1.hex and I am using the nrf51...
Hi,
I'm just debugging, why global C++ object c'tor are not called when using gcc/newlib. I stombled over the fact that within the linker script, provided with the sdk 8...
I have a blank nrf51422 that I have successfully loaded with the latest S210 softdevice and working application. However, I do not see the bootloader region occupied when...
Hi pros, Im recently working on 51822QFAAG2 with S110 v7.10 and SDK v6.10.
My app always triggers this assert after BLE is enabled and busy transferring for some time....
Hi Nordics!
I am developing some device using ANCS example.
But I have a same problem with this flow.
devzone.nordicsemi.com/.../
Is this issue solved?
I'm working on the UART with BLE application example. I'm trying to see into which struct does the characters entered on the screen gets saved. From the documentation, the...
we now using GPIO as input. when it rise then start timer. but it seem failed. No GPIOE IN event happened.
what's timing need for rising/fall edge detecting? < XX (us)...