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)...
Hi Devzone!
I'm using the fft function to check the frequency of sound from mic sensor.
All seems good but, o nly up to 2500hz is shown and the frequency above it is...
Hello,
I am trying to measure the battery voltage on an nRF52840 DK using SDK 15.3, while consuming as little power as possible, so by using nrfx_saadc_sample_convert()...
The example initializes the SAADC driver and configures one channel to sample analog input 0 (GPIO pin 2).
I would like to know how to change analog input pin to other GPIOs...
I'm working on nRF52840 SDKV15.3.0 SoftDevice S140. When setting 2mbps mode and long range mode getting <error> app: Fatal error .
i'm using xenon iot development kit its...
Hi all,
My project involves a ble-central initialising peripherals and creating a bond. When this is complete the peripheral should go into sleep mode and only wake up when...
Hi Everyone!
I checked this links https://infocenter.nordicsemi.com/pdf/nRF9160_DK_User_Guide_v0.9.pdf#page=20 and https://github.com/NordicPlayground/fw-nrfconnect-zephyr...
Can we enable more than 8 GPIO interrupts? It seems like GPIO_MAX_CHANNELS is 8 but we need more than 8 interrupts in our application.
How do we do this?
Hello everyone, I have an external board with processor nrf51422 and sensor BNO055 (I2C). I have a processor code created by someone else and I have a problem getting data...
Hi,
I see there is a differenece between v1.0.0 and v1.1.0 in the asset tracrker's main loop.
i.e. poll function vs the sleep function.
does this result in a change...
Hi,
I'm working on a custom bootloader which does DFU over I2C. As a fail safe mechanism I want to have a timer running that gets reset between each Image data block, so...
When using SDK v13's I2S driver, the data to send is filled via data_handler callback. How do I fill last block data?
Assume i2s buffer size is 2000, then every 1000 words...
I have been going through the steps in this blog post: https://devzone.nordicsemi.com/nordic/cellular-iot-guides/b/getting-started-cellular/posts/getting-started-with-nrf9160...