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...
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...
Hey folks,
I'm trying to modify the SPI Master loop back example into a 4 line SPI Master_Slave program. Whenever I change the Tx_Buffer_lenght from 10 to lsome other numbers...
Hi.
I am using S130 softdevice version.
Basically, I am using NUS Service and make a my own NUS central service as NUS_C.
It is correctly work at normal state.
When...
Hi All,
Please Reviwe for a attached circuit file(Chip ANT of nRF51822.pdf).
I also attach a datasheet of chip antenna applied for that circuit(SDBTPTR3015 Data Sheet...
Hello Everyone,
First of all, what a terrible experience this has been. I'm trying to use custom RSA private key in order to sign the firmware before we go into production...
Hello, We're developing an LPN product that will leave the mesh and stay off the mesh for up to 3 days (possibly more). When it rejoins the mesh, the central server/gateway...
Hello there,
I am trying to work with the sample application named "radio test" for performing FCC testing with our hardware. However, I am not able to successfully build...
Hello, I am currently working on the nrF52840 module with the soft device s140.
My job is to read the values from different characteristics.
The characteristics are...
Having developed a dual-role Central and Peripheral BLE app, I've been trying to use the Dongle to do power measurements. My app works fine in VSCode with the nrf52 on a RF9160DK...
Hi,
I'm getting a hard fault that I really need some help to debug. My call stack is shown below and includes nrf_log_frontend_dequeue() as well as a custom service function...
Hello,
I'm using SDK 17.0.2 with S113, v7.2.0 on the NRF52840. We currently have an instance of CLI running in our executive loop, and it works fine. We'd also like to implement...
Hi,
I have made an emitter (with nRF52833) and a receiver (with nRF52833 too) and i already succeed to receive data and print IQ data from an antenna array but the IQ data...
Hello,
I'm using nrf52840 Dongle and Visual Studio code "connected devices" won't detect Dongle board on my USB port.
nrfConnect for Desktop / Programmer detects it fine...
Hi All,
I observed strange anomaly on NRF5340 (PCA10095 0.11.0 2020.52.xxxxxxxxx).
Same behavior seen on NRF52840 (PCA10056).
Value of register SIZE.EPOUT[n] does...
I have a problem with nRF24L01 working as a PTX. Not very often but occasionally now and then it doesn't transmit any messages and requires removal of power before transmission...
Howdy all,
I have noticed that there are some limitations regarding the replay cache in BLE mesh devices.
Environment:
1. nrf52840
2. MESH_SDK V5.00
I have developed...
My device is connected all the time to a server with a persistent socket. I’m using eDRX power save modes so current will stay low in my battery operated product. During operation...
Hello, I'm experiencing an issue with talking to our mesh server after an IV update occurs. After a fresh provisioning the unit talks fine, however, one of our units has an...
