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
Has anyone been able to write to the UICR NFCPINS register?
I am using the following code and it i get a cpu reset
/*=============================================...
I am facing problem to connect my computer with another devices. when i am trying to connect it with another devices, it not show on another devices. So please help me to...
Hi, Nordic
When I use nrfutil dfu ble, it shows:
File "D:\Program Files\Python27\lib\site-packages\nordicsemi\dfu\dfu_transport_ble.py", line 226, in open
target_device_addr...
Documentation specifies levels of security mode 1, and first level means that connection is without any encryption. But how it is possible? Every connection starts with pairing...
Hi,
I have modified my files as mentioned here . When I upload the package, the template device show and I am able to connect. But when I subscribe to the notification...
I'm trying to find out if drawing more than 70mA through the PPK will damage it.
As I have a beeper on my custom board that can draw 200mA, and I'm concerned that attaching...
I have 6 RGB LED strips and I would like to control them by Raspberry PI. 6 strips with 3 colors each require 18 controllable PWM sources, so I have SN3218 which is exactly...
Hi all,
I'm new to nRF51822 and I'm trying to use the fds system.
However, I always get a NO MEM return code when calling the init method.
Any hint?
Thanks
This is my code，the problem is when cpu executed the __WFI() instruct it should be paused ,this means that NRF_LOG_INFO("wake up\r\n") should not been executed only after...
I am trying to integrate an ADXL345 with my nRF52. I am attempting to implement Bjørn Spockeli's driver which I stumbled upon here: devzone.nordicsemi.com/.../
I am using...
Hi all,
I have an application for nRF52 which works fine using SDK 12.1.0. I am now trying to make it working with 12.2.0 and it hangs.
Apparently inside the function...
My question is somehow connected to hardware side of SPI(M) peripheral implementation.
When using SPIM, I am observing 3 types of situation:
WhenSCK pin is defined...
Hello,
I took this project on about a month ago to do bug fixes within the app. The bugs are fixed but the OTA was not tested for the last 2-3 months. No changes were made...
