Hi,my friend,
Now,I use nrf905.Situation is as follows:
I use the NRF PCB circuit of data manual.Nrf905 work, often loss of data.
1.The Product host is to use the stick...
Hi,
I want to use the Blend Micro with more security. I want use a passkey for the Bluetooth connection. For example through the iOS Device.
Is it possible? Static passkey...
How do I receive multiple signals simultaneously at a single receiver (433MHz) with multiple transmitters ?
I am working on a polling system. This one is similar to the audience...
Hello,
I established a connection between my central and peripheral module. Now i want to write characteristic value on peripheral. I tried with sd_ble_gattc_write function...
I am using the NRF24l01 for my products and looking to buy in bulk(100-1000). Now I know where to buy the just the IC but antenna design is a hard point to break right now...
Hi, my friend,
I've been with nrf905. I use a 16-bit CRC check.
But I encountered problems in use:
1.Nrf905 16-bit CRC check format is CRC-16(IBM):X16+X15+X2+1 or other...
I have two custom PCBs, each of which has a microcontroller and an nrf24L01+. Everything related to the transceiver in the designs are complete duplicates (with the exception...
Hi, I would like to establish services with following security permissions in a Bluetooth 5 peripheral: Currently I use the NRF52-DK and SDK 15.2 Service A: Security level...
I'm trying to adapt the secure_bootloader example for our custom board with a nRF52832 QFAB with 32kB RAM and 256kB Flash, following the information in this thread:
https...
I'm building a project on top of cli examples:
<SDK>\examples\peripheral\cli
<SDK>\examples\ble_central_and_peripheral\experimental\ble_app_interactive
My goal is...
Hello
I need to setup the the PWM peripheral@ 8MHz with one selectet Channel in DMA mode. For development, I am using the NRF52840 Preview Dev Kit PCA10056 (Q1AAAA). I did...
I have one question, if Nordic can give some confirmation, that Nordic chips can be used together
with Murata XRCGB32M000F1H00R0.
Customer just asks for that I don’t...
Hi,
In my project NRF51422 need to communicate with two peripherals which are supporting only UART communication.
please help me if there is any possibility.
Thanks...
I'm use the app_button lib to deal with button event ,things go well, I assign the push ,release and long push event to button event .
But there came a situation,while the...
I have noticed that when I run in release mode, turn WDT on, write bonding info, clear bonding info, and reset, my application suddenly uses 2mA more and takes 5 minutes ...
Hi all:
My iOS app use iOSDFULibrary to update my ble.But when the device enter into DFU mode ,it disconnected for a while.
This is my log:
2018-11-27 21:00:11.122263...
Hi Nordic.
Now I am working on a BLE smart card and am adding an external power amplifier. For low power consumption, i decided to give power only when I want PCB doesn...
Hi,
I tried to use nRF52 evaluation kit to program my custom board for that I have used Debug port P19 in evaluation kit. It was working in the beginning but after sometime...
Hello,
I tried to follow the instructions in this tutorial: github.com/.../nRF52832-buttonless-dfu-development-tutorial
1) I flashed this file via nrfjprog: examples\dfu...
The power estimation tool on https://devzone.nordicsemi.com/power/ maxes out at a minimum interval of 7.5ms and a maximum payload of 27 bytes, with 824mA average current....
Hi,
We need to develop an android app that can only scan a nordic ble and send out advertisment packet in our own customised UI and format. Getting the NRF_connect android...
