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...
My project goal is the following: To get data over USB and sending it to a computer using Bluetooth 5.
I've been looking around for a Bluetooth 5 dongle, but have not found...
I'm trying to sample ADC signal using 12 bit ADC resolution, but the digital signal doesn't match the original one seen in the Oscilloscope.
Here are my ADC configurations...
Hi i'm trying to using link with SDK14.2, and modified to the code with some init api,
when i used the MadgwickAHRS.c i modified, i got some trouble when i try to new a...
i'm have 2 device communicate byte UART protocol, one of them is NRF51822 and the other is some kind of MCU that i don't know clearly
NRF will send request to MCU then MCU...
Hello,
I'm usign nRF52832 with nRF5_SDK v15. I modified the example "ble_app_uart". I just remove the ble functions and added gpiote functions to wake up the MCU from sleep...
I would like to count fault code pulses that are 250mS active low duration with 250mS between pulses at the end of the pulse train there is a 1.25sec active high. The pulse...
BLE button and movement function seems ok now. How can I send media function like AC Forward or AC Back ?
// Report ID 3: Advanced buttons
0x05, 0x0C, // Usage Page ...
Hello,
We have developing solution for IIoT using Nordic BLE mesh technology for many node to other many node then send to own server. We have select one analog sensor and...
Hi,
I am using nRF52840 SoC. I want to test all the features like NFC, Bluetooth 5(Long range, throughput, Advertising extensions) features , Thread, BLE Mesh and rest provided...
What value should I use to calculate load capacitors with 4 layers? Using formula: C 1 = C 2 = 2C L - C PCB - C PIN
I found that for nRF52832 I should take that C PCB +...
Hi,
I'm working on a project where i need first to send string data from terminal pc to client board which is nRF52832 using UART and then send this data over mesh to other...
Hi every one !
I working at SDK15
I want to use MSD drag and drop hex file to upload 52840
I expected to use examples\dfu\secure_bootloader\pca10056_uart to change bootloader...
