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, I would like to skip pairing process alltogether and just provide the KEys which were generated for both devices beforehand. My question is only. Is it possible to initate...
I have an application that will have up to 20 devices communicating with a gateway. Each device will need to send around 2MB of data every 5 minutes. We would like to use...
Hello.
I try to BLE and GPIOTE.
The reason for using GPIOTE is to read data from the temperature sensor.
And I want to sending data of temperature sensor by BLE...
Which type of PCB antenna should i use for BLE beacons based on nRF52832, nRF52840 and nRF52805 for longer range applications.?
Can i use the same antenna used in nRF52DK...
Hi All,
There are few chips that Nordic supports Direction Finding.
nRF5340,
nRF52833
nRF52820
nRF52811
Is it possible to know the recommended chip I should...
hi all,
NRF_ERROR_INVALID_STATE is coming when i initialise Ble_stak_init form nrf_sdh_enable_request() function.
I initalised ble once and disabled using sd_softdevice_disable...
Hello,
I am developing on the Garmin LIDAR-Lite v4 , which uses an nRF52840 internally with the programming pins exposed. I am able to run my OpenThread application on this...
Hi
while developing I've discovered that the current tickless implementation using RTC causes the idle task to loop for one tick before waking the next task up.
I've instrumented...
Platform: nRF52840 { development kit } SDK: nRF5_SDK_16.0.0 Can sdk_config be used to remap any pins for used a SCK and MOSI and MISO? Specifically, can the following mapping...
Hi all,
I'm running into this error when trying to compile anything for the SPI library in Cmake
CMake Error at ../../../cmake/extensions.cmake:372 (add_library):...
SDK v16.0 NRF52832
Hi
We have been using the the NRF Bootloader for sometime, but we have encountered an issue where if the DFU (Serial) is interrupted (ie, USB cable...
Hi,
I've been using the Thingy:91 to communicate with some sensors. One of this sensors is causing us some trouble: sometimes the I2C communication with him seems to fail...
Hello
I would like to commission my Thread network but my Thread network is isolated (I have no wifi) but I have bluetooth which works in parallel to the Thread network...
I tried to use pin_change_example in SDK to catch Interrupts (at first line) but I'm missing lots of them, I don't want to use PPI mechanism I just want to run my ISR in time...
