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...
Dear Team,
We notice that systemOFF current varying from 220 nA to around 500 nA for different devices. For some devices we are able to achieve 300 nA as mentioned in the...
Hi,
I'am using the ble_uart example on a custom board, where I have the issue that the BLE advertising is only available after a reset OR when I comment out the uart_init...
Hello,
I would like to implement beacon feature with a periodic (each 10s) advertisement data update.
This is an extrapolation of my code:
Is there some function that...
Hello,
The part i am using is NRF52840 Rev 2 (Build Code Dx0)
How can i exact know what revision or build code the SOC has ?
I want to determine in application what...
I am using NRF5 SDK 17.1
SES
S112 for the nRf52805
I followed the guide for the 805
i then used the NUS Peripheral and was trying to setup the rtc so the device...
Hi,
I have a nRF52840 Preview Development Kit. I studied your manual, but I didn't quite understand if this is possible or not?
I would like to debug (therefore I...
Hello,
I have been testing an encoder using the QDEC peripheral.
The encoder produces 256 pulses per rotation. Testing without any load assigned to the motor, the encoder...
In SDK11 through 17, MCLK is limited to 16 selections. None of which match the 256 x LRCLK or 384 x LRCLK standard. I looked at the CLOCK, thinking I could assign it as a...
I am working on nrf52840 with nrf connect sdk zephyr example scan_adv, I want to modify it for example scanning for 2 second and advertising for 5 second, I tried to use ...
Hello
I am trying to change the code from the HAL code up to NRFX in order to make it event-based instead of using infinite while loops.
I am using 52840 on a custom...
I am developing a bicycle powermeter using the XIAO BLE nRF52840 Sense Breakout board with an AD7799 on a dedicated PCB i also made. I use Segger Embedded Studio v5.42a and...
Hello,
I have now one application that runs on two different boards with different device tree. So inside VSC (Visual Studio Code) it Looks like (under nrfConnect)
Under...
I know part 15 talks about bluetooth requirements, could someone tell me precisely where the FCC says bluetooth devices need a 32 MHz external clock source? Thank you
Hello, recently i've been trying to test the nRF9160-DK.
I flashed the program simple MQTT to the board, I changed all the configuration in order to connect to the server...
