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,
Side effect of adding a LFCLK of 32.768khz with 90k ohm ESR oscillator? where as data sheet recommends Max value of 80kohm.
Side effect of adding lower drive level...
Hi everyone,
I activated softdevice writing protection with nRFGoStudio (i.e. so that the softdevice can not be overriden). How can I deactivate that again so that I can...
Just to make sure: Will The spi_master_send_recv return when it is done writing and reading, or do you have to have some event wait functionality listening to SPI_MASTER_EVT_TRANSFER_COMPLETED...
I was playing around with the gpiote example under exaples/peripheral/gpiote. The example uses a timer, ppi, and gpiote to blink an led. By default, the app uses Timer 0 and...
Hello.
How to write custom firmware updater, which:
Takes new firmware from other device on SPI or I2C bus.
Writes it to flash ("bank1" at 0x1B000, or...
Hi;
I'm studying on SPI communication at nRF51822 (not DK) but i could not find the pins for spi communication, i read at somewhere SPI is only used at DK(developer kits...
hi
i'm using the nrf15822 beacon for an application of communication on arduino
I just would like to understand how i should start to stream my data using the beacon beacause...
Hi all,
I am using S130 in scanning mode and I would like to list the devices that are currently advertising by their friendly name. I have access to p_ble_evt via BLE_GAP_EVT_ADV_REPORT...
Hi,
I usually use electronics.stackexchange.com/.../15143 approach for decoupling capacitors and until now I had much better EMI performances.
I make sure that tracks...
We would like to reduce the attribute table size a little to increase free RAM. Are there any guidelines explaining how we can judge how large the table needs to be for a...
I compile SDK7.2 example hrs in "experimental_s110_with_dfu" by eclipse,
and I download softdevice & bootloader by nRFgo
then i use master control panel to DFU the hex which...
In the nordic documentation it mentioned that in the init packet we can write list of supported softdevices so that if one of that matches it will start the dfu. But in Signed...
Actually, I'm not good at using English. So I'll try to struggle to type this question...
Sorry, Last week. My boss gave me a Nordic Mouse to develop some embedded one...
Hello,
I am using nRF51822 and meet a question that in the process of bluetooth communication, I will get an instruction for external circuit to stop bluetooth function...