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,
in the NRF52832 documentation the TX chain delay is 0.6 µs while the RX chain delay is 9.4µs.
Does that mean if transmitting two packets in a row to the same receiver...
Hello everyone,
I have been using nrf52 IoT SDK for MQTT implementation. Everything works fine as long as I am publishing or receiving only one character i.e.
param...
In Bluetooth Spec (CoreV5.0, Vol6, Chepter6, Section1) it is mentioned that the random private address is generated periodically by a timer handler. I could not find any mention...
1.specification says that we should trigger EP0STATUS task to initiate the status stage for control transfer(read/write).
actually nrf52840 will auto ack the OUT TOKEN...
In Eddystone example in SDK 12.2.0, APP_MAX_ADV_SLOTS parameter is by default 5, but if I try to use less than 5, an error appears in es_flash.c because in the code, 5 slots...
hello there i want to scan particular device. so i am using whitelist. i change in hear_rate center code. but its not working. other unwanted devices are also scanned. i am...
Hi,
We are working with the nrf51822 on mBed platform
We have created the following profile under deviceinformationservices
in main.c
uint8_t DataCounter = 100;...
Hi there!
I found out that there is some problem in the example ble_app_hrs_rscs_relay in nRF5_SDK_11.0.0_89a8197. I want to restart advertising when adv timeout. I did as...
I'm trying to use app_timer_cnt_get() to implement an RTC Calendar system on a Gigawit module (nRF51822).
I have a test app_timer that has presacler=0 and period=3 seconds...
This is no a question, but i was not sure where to post it.
I was trying to use the nrfjprog command with the new version of SEGGER JLink, but the terminal output was ...
Hi! I'm trying to work with the beacon kit, but I have some confusion about which type of sdk I can use because with some example that I have found it doesn't work.
Besides...
When i use ble_app_hrs to connect with hrs demo(ble_app_hrs example), everything is ok.But when i connect to a heart rate monitor, it always disconnect.The print information...
I try to stop the advertising by using ble_advertising_start(BLE_ADV_MODE_IDLE) when the advertising is ongoing. It fails.
Please tell me how to stop advertising when the...
I have a problem where a central device (iPad) has to connect to a peripheral (running nrf51822, s110) as quickly as possible, receive data and disconnect again.
Right...