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...
Hello,
I've built a small BLE-device based on the nrf8001.
With my Iphone I can discover this device and I am able to connect to it and listen to notifications of the...
Our pcb is used for gps location data. We have a nrf24L01 nordic chip as the micro process or between the gps module and wireless module (2G). Our engineer needs to capture...
what information does the nrfjprog.exe write to UICR(User Information Configuration Registers) register??
==========Tutorial of Flashing dfu bootloader to the nRF51 DK...
I want to use the ble sniffer to capture two peripherals connected to the master control panel.
with the ble sniffer I can only select one peripheral for capturing packets...
Hey there, I've posted this issue on the tutorial website and I came across a post stating that posting here will get me a quicker response. Here's my problem, when I tried...
In my application need to nrf8001 connect(bond) to e phone in a specific duration (for example 1 hours )and then disconnect and in one hour later bond again. In this duration...
Hi,
I am developing a Heart Rate application.
I need to ensure that i am flashing correct softdevice file through my application.
How can i do that?
Regards,
Sum...
Hi,all
i study DFU step by step according this link devzone.nordicsemi.com/.../a00076.html,but failed at step 8.my peripheral advertising as Nordic_HRM not dfuTag.
Can someone...
hi,
I used previously nrfjprog version 5 to program SD+APP+BL with --dfu flag and I can perform OTA DFU.
Now with version 7 there is no --dfu flag anymore and if I try...
Same question as devzone.nordicsemi.com/.../
What needs to change for a gcc setup in the compile flags.
If that helps, some of the flags I have now include:
-mfloat...
Hi,
I'm using s130 and my mcu is both central/peripheral. In the centrol role, when I try to connect and pair with an peripheral, I get all the way through SMP pairing...
I have been developing an application using PCA10028 board which needs to use timer. From the SDK8.0.0 pack, I found an example "timer_pca10028". It works fine when the SD...
Hi,
I'm trying to get a simple single packet transmit-receive working with the nRF51822. I have the following code shared between my transmitter and receiver:
#include...
Hello,
I am wondering how the Softdevice works internally with state changes because that's important for error handling. Here's an example:
Let's say the Softdevice...
Hi, I am trying runtime debugging using eclipse. Following are details of my set up:
Eclipse Mars 1.0 running on ubuntu 15.04 (64 bit).
Nordic nrf51822_xxaa...
