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 all,
I am trying to add the iOSDFULibrary library to an existing Objective-c project via Cocoapods (Xcode 8.2.1 - target iOS 10).
I have followed the steps reported...
Hi
I've just done a few tests with the FDS system of the SDK12.2. My observation is, that the FDS doesn't properly use all assigned flash pages to reach a maximal lifetime...
Hi,
I am quite new to nRF51 development so please excuse me for my mistakes or not using right words if any. I have some code that fully works on the official nRF51 DK...
Iam using softdivice 110 and sdk 10.0.0, when i connect UART RX pin to TX of STN1110 the processor doesn't start until I remove connection between RX of nRF51822 and TX of...
Is this antenna pattern and design for our custom board is fine? we are using the nrf51822 with matching circuit.
Please put your valuable suggestion from your experience...
Hello,
I am using nrf5 sdk 12, and I have read the documentation in ble_gap.h for NRF_ERROR_INVALID_STATE and I have seen a few questions on this forum, and what I understand...
I have an application (with SD S212) that uses NFC. Ideally, the processor would be in idle most of the time, waking up only to FIELDDETECTED and FIELDLOST events.
The...
Hello,
in nRF52832_PS_v1.2.pdf, in the timer section for the MODE register, there is a third mode named "Low Power Counter" described, without any description in the rest...
Dear Everyone.
Hi, I develop nrf51822 with DK PCA10028. I have been optimizing the power consumption to some extent. But now I am very confused.
I use S110 softdevice...
Has the nRF51822 already got the QID and BQB certificate? Our BLE module using nRF51822 doesn't do the QID and BQB test. Can our product using the BLE module add the BLE logo...
Hi,
We need a 2.4Ghz smd antenna, not to emit bluetooth but a in-house protocol we are testing.
It will need to fit on a pcb and have good performance, and production...
Hi,
I wonder where and how to define NRF_CLOCK_LFCLKSRC using the VisualGDB Beacon sample using VisualStudio with VisualGDB.
The sample includes
#include <stdbool.h...
Hi I was having difficulties trying to obtain the download link for the nRF52 SDK 0.9.2.
I think this used to be the link:
developer.nordicsemi.com/.../
But that links...
Hello. I bought a few days ago 3 NRF51822 after a lot of reading about it. Unfortunatelly i can not upload any code to it or any firware.
I do not have motherboard yet (NRF51822...
