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...
Hello! I am useing nRF52832 with custom-made board.
SD 5.0.0 and 14.0 SDK
I am using modificated example of "ble_app_template", i added simple custom service from example...
I'm using USB based DFU on Windows and on Linux 18.04 LTS VM on Windows.
Platform: nRF52840-Preview-DK
SDK version: 15.0.0 (nRF5_SDK_15.0.0_a53641a)
example USB Secure...
Hi everyone,
I was just going through the library functions provided here in this link : nordic functions twi
But inside all these functions ,there is this parameter...
platform : nrf 52832 SDK : 14.0.0
I used gpiote to detect sensor's interruption . there are two sensors ,so I configure the gpiote like this :
neither of the two sensors...
Hello, I want to ask if is possible connect nRF51 Dongle in Shield Host USB ( https://www.electrofun.pt/usb-host-shield-android-arduino ) with arduino .
Thanks very much...
Hi!
My design has to be tested at 50V/m according to MIL-461F. Are there any experience with this high field strength or the MIL-standard? I want to avoid the cost of shield...
We are currently going through certification and have had an interesting failure during radiated emissions. When in normal transceiver mode, all is well, but when we put the...
Hi all,
I am using NRF52832 QFAAB0 with SDK 14.1v . Am not configuring any peripherals and just using the BLE stack in my application. During the power_manage() call the...
Hello,
I tried to port my projekt into SDK 15.0.0. During the compilation process I often get the warning:
Warning: The header file 'cmsis_iar.h' is obsolete and should...
I've read this tutorial: https://devzone.nordicsemi.com/tutorials/b/bluetooth-low-energy/posts/ble-advertising-a-beginners-tutorial
And also Bluetooth CSS, Part A, 1.2,...
When using uart example on my curstom board, from /examples/peripheral/uart ,at baudrate 9600, bits are read with a little offset - so that starting from 4th bit, it is mistaken...
I am trying to communicate with iPhone X using Nordic_Uart sample project in SDK 14.2.
And I check the Protocols between nRF52DK and iPhone X by using Ellisys Bluetooth Tracker...
Hi,
I'm using nrf52840,
I'm using SDK 15.
I can see that in nrf_drv_power_pof_init function only few power setting are allowed - is that true? can I only use those values...
Hi all,
I have a NRF52DK acting as a peripheral and running the ble_app_uart example. I want to have bi-directional communication with a mobile device that is connected...
