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, I am evaluating the use of Gazell and BLE as a possible solution for my project. I had heard that there was a way to have both BLE and Gazell running on a device at the...
we will do some measurments and answer when we get some time to spare for this. Others are welcome to answer/comment freely about their experiences/knowledge.
I have some custom hardware (nRF51822) with a couple sensors on it and would like to have the data sent via BLE to a smartphone. This may be timer based on triggered by an...
Hi :
I want to update the firmware of 24le1 over the air ,follow the 3 step ,fail.
download "rf_adapter_nRF24LU1P.hex " to the nRF24LU1 by nrf6310,and connect to PC...
I am using the nrf52832 to communicate uart with hw flow control and a baudrate of 9600 and fifo.
Everything is going well most of the time, but sometimes the other device...
I write an infrared receive driver on example ble_app_uart with softDevice 6, but it not work after I use softDevice 8.How to fix it ? Is there an offical infrared receive...
I'm trying to generate a 1kHz PWL and call a function every 1ms the code is below.
My initial though was to set TASKS_CLEAR once the timer reached the max pwl value.
Oddly...
Hello,
I am using multilink central example to connect to multiple peripherals. But I am facing a problem in connecting 2nd device.
After connecting the 1 st device, upon...
Hi,
the S130 supports multiple connections for the Central role. Is it possible to connect to multiple devices at the same time? E.g. calling sd_ble_gap_connect() asynchronously...
Hi,
My aim:To change the UUID,Major,Minor value beacon
What I Have done:I created one custom service with 3 characteristics.Each characteristics for each parameter.I am...
When compiling C++ code that includes ble_gatts.h you get errors like the following:
C:/....../nrf51822/Include/s110/nrf_svc.h:21:6: error: impossible constraint in...
Hi,
I can execute the heart_rate_collector example code on Ubuntu PC when driver is communicated through Segger JLink. But I'd like to use GPIO pins of nRF51-DK as communicating...
Maybe I should post my all the code here.
I want to generate two kinds of PWM1 and PWM2,used by the code as follows:
static volatile bool ready_flag;
APP_PWM_INSTANCE...