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...
Hello guys ,
We developed a product that using a nRF51xx chip and now we are preparing for mass production.
The antenna was designed on PCB and for PCB we are using FR4...
There is a minor issue with the app_fifo library included with nRF5_SDK_11.0.0-2.alpha_bc3f6a0. If the app_fifo_write function is called with the parameter p_size set to 0...
Hi
I am planning to use NRF51822. Have not used these parts yet.
I have 4 peripherals and 1 central hub. All communicating in BLE. And central hub will also connect to...
In our project we are using the nrf51822. We planned to connect an external flash for storage purposes. While coding the software I got the advice to give special attention...
Hi,
I use nRF51822.
Can it judge a UID of higher RSSI level by comparing the RSSI of two advertizers with Central mode in nRF51882?
I want to know a UID of advertiser...
Hi, I use
nRF51822 Rev.3, SDK 7.2, SDK 10.0, S110 8.0, and S120 2.1 most of the time.
I mostly quote most of the codes from the SDK's examples such as HID keyboard or...
Hi all,
We have a issues with the SPI communication and hope someone could help us.
Using SDK 8.0.0 and Soft Device S110 8.0.0
code process step:
enable ble...
Hi
I am investigating some weird issue where a device sometimes locks up: it is BLE connected to my iphone app, and then I bombard it with writes to a specific characteristic...
Hi everyone,
We are on the lookout for a bluetooth module from Nordic that is suitable for our product. The product is a handheld digital stethoscope that transfers acquired...
I am building my application up on the ant_scalable_encrypted_tx example. I want to use RTC too, for that I took an example code off of the rtc example.
The problem is...
Hello.
I use s130 2.0.0-7.alpha stack and thus app starts at 0x1B000
Questions:
How to change default app start address, for example to 0x25000 ?
How...
I'm using the nrf51822 EK board (pca10001). I'm able to connect fine from my laptop (using Bluez) if I use a random address on my laptop. However, if I use a public address...
I am new to Nordic Evaluation Kit.
I am working in Nordic nrf51822 (PCA10001) Evaluation board.
Following are my setup.
OS : Ubuntu 14.04 64 bit.
SDK : nRF5_SDK_11...
Hi all,
I need to know the RSSI Value (distance) between my nRF 51 DK and my connected device (iOS Device). I made these code changes:
switch (p_ble_evt->header.evt_id...
Hello!
I've been using RTT viewer to view some data in my nRF52832. Everything works fine but I am unable to clear the RTT viewer terminal screen.
As it is in the manual...
