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'm quite new to the nRF environment and am trying to run one of the nRF5 SDK examples (ble_peripheral -> ble_app_uart -> pca10056 -> s140) on a custom bord with BT840...
Hello everyone, I have a problem I am trying to merge to project using I2c and Uart, So I copy the code from the uart example in the sdk.
I can read on the debug terminal...
Good afternoon, I am trying migrate from ARM compilar 5 to 6 some examples of the SDK 16, but i have some problems with it. I was wondering if a version 6 compatible sdk would...
Hi
I am using the provided example ble_app_queued_writes to send 256 bytes in each call.
It is taking around 13 seconds to transfer 3136 bytes:
12 calls of 256 and one...
Hi,
My project is currently using NRF52832 with Mesh 4.1
After update from SDK15.0.0 to SDK17.0.0, everything just works fine except my button.
I am using P0.18 for...
Hi,
currently we are developing a firmware for 52840 based on the nRF5 v.16 SDK with Softdevice 7.0.1 on a custom board. We are able to connect and bond up to 5 devices...
Hey all,
I have a custom board running nRF52832 with Softdevice S132 v6.1.0 and SDK15.2. My application requires me to start advertising without any manufacturer data...
Hi
in our device, HFXO is running permanently. There is an external LFXO running permanently as well.
Now I'm wondering what would be the additional current draw if we...
Hi community !
I create a model to send a string over mesh and it's working well ! The only thing which is strange is when my string is 9 bytes long (or under), the message...
Hi,
I currently need a 2.4Ghz OOK tx and I'm looking into the NRF52840 DK. I know it is not supported but I'm thinking of doing bitbang and control the PA to do an OOK...
Here are some question about SIG qualification:
Suppose I current use nRF52832 and S132 v7.0.1 ( QDID- 138862 ) and get SIG qualification without required test with Declaration...
I'm using nrf52832 with st25r3911b to let device read & write NFC card.
I modified nRF5SDK160098a08e2\examples\ble_central\ble_app_uart_c\pca10040\s132\ses to do this. ...
Hi, there,
I have a question about HFXO load capacitors and LFXO load capacitors.
Each load capacitors of nRF52840-DK are like below.
And i checked BOM file to find...
Hello! I'm somewhat new to SES and still trying to understand the program a bit. Some of the features are a bit less intuitive than others.
Right now, I'm actually not having...
Hi
From this article, It appears that up to 20 connections are possible when using S140 SDK 15.3.0 SDK on an nRF52840:
https://devzone.nordicsemi.com/f/nordic-q-a/33095...
