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 have a problem to program an external board with my PCA10028 board. My external board is a Xuntong chip.
( Heart-Rate-Monitor-2-4GHz-SOC-BLE-Module-based-on-nRF51822...
I'm trying to measure absolute minimum power consumption of the chip using the PCA10028. I cut SB 9, and applied a very sensitive current measuring device to P22. I'm running...
Hi all,
I am having ADXL335 Acellarometer board. Here its giving data of X,Y and Z axis directly in analog form.
So how should i configure my IO pins of PCA10001 board...
I've been reading about minimizing the amount of time that the SoftDevice blocks the CPU for, but most of the answers have to do with old revs of the chip and old versions...
We have a peripheral device that we would like to have sleeping 99% of the time. I have a single timer waking it at 1-second intervals to look for things it might need to...
Hi,
I am trying to get date and time on my nrf51822 but struggling a bit. I would like the nrf to receive the time over BLE and then increment it internally using the RTC...
I have a system using the Gazell link layer in which 2 devices stream data to a single host. Each of the devices is assigned a different pipe, and all three (host, and both...
I have successfully set up UART/Serial Port Emulation over BLE example. I have modified it so that it works with two nRF51 DKs, one acting as a central and other acting as...
Hello,
I would like to know whether the below PA can be interfaced with nRF51822?
For our application we need to increase the power of the BT. so I have selected the below...
Hi,
From other forum posts it seems to be very important to follow the reference layouts when designing nrf52 PCBs, but I can only find the reference files in Altium format...
Hi,
I have a nrf51 dongle and I try to connect my Android smartphone to it. My smartphone is BLE compatible, so no problems here.
I flash the firmware using master control...
I am a newer for Nordic's BLE.
and has WaveTek nRF51822 BLE Shield (design for Nordic), and downloaded the S110 softdevice version 7.3.0 and the wavetek_connectivity _s110v1...
Hi
I have some problem about the HomeKit SDK,is there anyone could help me?
In the HomeKit SDK,such as lightbulb project,there is a function mfi_i2c_configure that...
Hi Nordic guys,
we are developing a peripheral device with a custom protocol to exchange data.
we are using nrf51822 with SDK 6.0 and SoftDevice 7.1.0 (s110 being peripheral...