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 have a nRF51 DK 1 and the Dongle to test and try some BLE applications.
Now i want to test how long does it take to establish and close a simple connection.
...
Hello,everyone,I encountered a confusing problem.
My device is nrf51822. I want to test whether the communication between two equipments is normal . So I choose one as central...
I am using a nrf51822 based tag and Android official SDK to implement my custom app. I perform the following steps:
1. Scan
2. Connect
3. Discover services
4. Write...
What CRC type is used for the crc calculation with the function
uint16_t crc16_compute (const uint8_t * p_data, uint32_t size, const uint16_t * p_crc )
of the nRf52 SDK...
Hi
I have a prototype of a board that uses a nNF52832 to communicate over Bluetooth, the board has some buttons intended for user input.
As the board size is little...
Hello!
I am sorry to ask a simple question that why my device can't program the ".hex" file about the demo of ble_app_hrs_rscs_relay_s130_pca10028 after I have already program...
Hi,
I have Wifi MCU connected to nr51822.
I download the binary file from a Cloud and need to transfer it via UART, so i need a C code of the nRF5x Programing tool....
Hi,
I am not able to make software breakpoints working with a Segger J-Link probe.
As an exemple, here is my assert callback function:
void __attribute__((noreturn...
Hi.
I'm using nRF51822QFAC, SDK10.0.0, S130.
I want to use DTM code to get SIG certification.
In your example, there is no source code for S130 but S110, S120, S310....
My BLE application needs to occasionally (1-2 times a year) send large amounts (several kbytes) of data, and I'm wondering about how to make this happen as fast as possible...
I am just wondering if anyone else has seen this issue.
I am working on the ble_app_uart_s132_pca10040 on the nRF52 DK.
Using the Android UART v 2.0 app I can connect...
Hi:
A peculiar problem:
I configured an Arduino (atmega328P) to be a receiver and an atmega8A to be a Transmitter Things are fine. The Arduino receives a 10 byte string...
We are developing a beacon device with 10dBm power amplifier. During software development we noticed the control signals provided by ble_common_opt_pa_lna_t align poorly with...
Hi,
As title ,
I try to add the NUS service that show on the ble_app_uart project into Multi-link project.
But it doesn't work .
I want to a central connected to at...