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...
Hi,
Is it possible to to switch between beacon mode and DFU mode (DfuTarg) without the need to press the button e.g.: by using DFU characteristic?
Is nRF51822 Beacon v1...
Hello Everyone!
I want to program nrf51822. I'm using open OCD 0.9. I created openocd.cfg file:
source [find interface/stlink-v2.cfg]
transport select hla_swd
set WORKAREASIZE...
Hi all,
I have a situation in which softdevice (s310 v2) seems not to forward events to my nrf app (bootloader running dfu) in spite of the fact that my iOS app sees the...
I've downloaded S130 SoftDevice and found an example s130_demo_app which contains a project file for Keil v4, but when I am trying to open it in Keil V5 (that is the only...
Hello -
I'm not having any success using my PCA10024 as a dongle for MCP. Here is what I'm doing so far....
Remove PCA10024 jumper from P0.30-GND.
Connect PCA10024...
Greetings,
I am trying to minimize my BOM line items. Can C10 decoupling capacitor stated as 47nF/X5R on the reference design be replaced with 100nF/X5R without consequence...
Hello,
I know that this question was here before, but I've read all of the questions and answers and still I don't know what I do wrong.
I'm using 3 PWM channels to...
Hi,
I modified the uart_example project for the pca10001 board of the nRF51822 evaluation kit to make it work with a UART TTL JPEG camera. So far, the camera can receive...
Hi,
There was a thread about using PAs (and not LNAs) with the nRF51 a while back with some good advice.
One question I still have: is there currently any way to support...
The nRF51 Series Reference Manual v3.0 notes the potential need to set the OVERRIDEx registers in the radio mode to values from FICR.BLE_1MBIT to meet deviation requirements...
hi, i am working on a project which needs a relatively accurate high frquency clock. when i ran my program without softdevice, the HF clock's accurency could fullfil our requirement...
I'm trying to update the 51822 beacon example to work with iOS8 (iBeacon).
So far, I have registered to get iBeacon license from Apple, and setup the tools for compilation...
As the title states.
The DFU controller for OTA updating of the nrf series is described in the documentation of SDK 6.0. It is possible to flash the nordic USB dongle with...
Hi I'm working on a school project and I need to send data from an accelerometer to a phone I'm currently able to update "dummy" data from my nrf51822 to my phone after following...
