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, Aim :- To Configure SAADC Sampling Rate at 200Khz. SAADC Configuration :- 1. The resolution, oversample, interrupt priority and low power mode are set as 12 bit, OFF,...
Hi,
I am planning to design a device based on nRF51-dk but with external programmer. I have ST-Link available so I thought I just provide a simple walk through showing...
Hi, all
I tested nRF5_SDK_17.0 ecdh example (path: \examples\crypto\nrf_crypto\ecdh), config with MBEDTLS, CC310, uECC separately and add a gpio toggle to measure timing...
Is there any problem if I stall older version of nrfjprog in my apple Macbook? Will there be any conflict with the new version already installed. The new nrfjprog have the...
Hi,
I'm trying to send and receive scan request/scan response. The system consists of 2 nrf52840, 1 central and 1 peripheral. They both advertise and scan on 1M and coded...
I'm currently working on a program that automates the Legacy DFU procedure and I'm running into some strange issues with writing to the DFU characteristics.
On the nRF Connect...
Hello,
I am trying to use the FDS module with the Softdevices and Peer manager.
I can store some data and I am able to read the header of the record, but when I try to...
Hi,
I want to use the static version of pc-ble-driver in my c++ code. I am learning cmake but I have no expereince with Ninja. I'm using only the version 6 of the API. My...
Target application 1: Data acquisition is carried out for a 0-1khz high-low level signal. The low level is effective. The count is increased by 1 for each trigger. 2: Use...
Excuse me:
I'm developing a keyboard with nrf52832,Calling ble_hids_inp_rep_send() returns BLE_ERROR_GATTS_SYS_ATTR_MISSING when the keyboard is just connected to ipad4...
Hello All,
I am developing a prototype for one of my application.
I am trying to integrate the zigbee stack to my base firmware.
For my application I am using RTC2....
Hi,
I'm using the example "ble_central/ble_app_uart_c" of nRF5_SDK_17.0.2. Connection to peripheral workes fine.
If the central re-starts while a connection is established...
Hello, there
We made a custom tracker device with nRF9160. During prolonged use, we observed that k_delayed_work_submit_to_queue sometime return -22 and cannot be recovered...