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...
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...
Hi ,
I am using nRF52810 to start a project that combines BLE app UART and a timer. I found an example BLE app UART project from the directory nRF5_SDK_17.0.2_d674dde\examples...
I can read the button and see if it is being held. I would like to know which GPIO pin caused the wake without having to hold the button down to signify the button that woke...
Hi,
I need to implement BLE central and peripheral roles on nRF52832 using OS. I have seen Nordic hrs FreeRTOS example, but it is peripheral only.
How could both roles...
Hi,
I am trying to to perform a DFU update to my device using an ANNA-B112 evaluation kit connected to my Ubuntu machine. The device supports DFU update. Here's what I'm...
I am setting up a project with nRF Connect SDK and want to be sure I am doing things in the best way.
The project will build different firmwares for multiple models of our...
Hi DevZone, Our developement team had purchased a Nordic Thingy:91 and it came with an iBasis SIM card. When we are trying to add that sim card for activation in nRF cloud...
How can I add a bootloader to my program that needs to be flashed to the Nordic Thingy:52? When I flash the default Thingy:52 firmware and then upload my custom code through...
Hey, I'm trying to setup i2s buffers and other related stuff for mic communication, this is my code for i2s
There are no errors while building or flashing, however while...
Hi I am trying to use nrf connect extension on vs code. but it is not loading. it stuck like this even though, I deleted and reinstalled all the extensions.
I am able to...
Hi Devzone,
I am building an application for a nrf52840 mounted on a custom board. I wanted to implement the DFU functionality, and I have a few general questions, as well...
Hello,
How can I handle multiple peripheral connections to one central instead of stopping scanning upon the first connection (ex: multiple heart rate sensors communicating...
Hi all,
NRF5340 NRF Connect 2.6.0
We would like to perform the following operations on the NRF5340: * Read FICR.DEVICEADDR (BLE random MAC is also fine). * Set the BLE...
Dear:
Production input 1300PCS, DPD current poor 64PCS, defective rate of 4.9%
Conclusion: Through verification, it is confirmed that the DPD current caused by U1 chip...
We have an issue with initializing our i2s instance as mentioned in sample code with an `id` of `0`:
We get this error:
To fix we reverted back to the 2.6...
Hi guys , another question here regarding Cmock and opaque types . I am currently trying to mock a function with an argument that contains the type "struct bt _conn " . However...
