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...
Currently, I'm developing a beacon. We would like to employ a beacon to send a package including a IP address to other device for getting a new message from the website. ...
Hi,
On the 3.30 of nRF52832_Rev_1_Errata_v1.5.pdf, the sleep current with LFXO active is 0.5μA higher.
I am using a nRF52832 module with the low frequency crystal oscillator...
Hello,
I am planning to use an atmega32u4 as a micro controller for a keyboard, and I'd like to use a NRF51822 as the bluetooth sender.
As i've read, NRF51822 is BLE...
I would like to learn a little more about the process of negotiating a connection interval between an iOS and Android central and a nRF51 peripheral.
So, here are my questions...
Hello,
I purchased a nRF52DK to migrate my older projects running on nRF51822.
Version of the board is V.1.1.0 / 2016.19
I followed the 'Getting started' guide from...
Hello,
This is a DFU custom project...the core problem is that I cannot erase the bootloader settings page from the chip.
While trying to use a slightly modified version...
Hi
In current Desktop 2 project, We know that software device stack takes 48-bit random device address from FICR registers (DEVICEADDR[1: 0]) for BTLE. Each nRF51 has unigue...
Hello, I am devleoping a pc station using pc-ble-driver.
I was successfully able to install it on one of my computers but am facing a problem installing it on my surface...
The micro-ecc works well when I load micro_ecc_lib_nrf52.lib in keil5. However, the author suggest copying the uECC files into the project, so I include uEcc.h but fail in...
For the nRF51822, the documentation for ECB mentions it being used to
Encrypt/decrypt 16-byte data using
current key.
But it doesn't offer any methods to decrypt...
Hi,
Am using SDK 11.00 and NRF52 platform.
Am following below steps for dfu support.
1.Flashed Softdevice 2.00
2.Flashed dual bank ble Bootloader
3.Using nRFTool box...
Yan,
You mentioned these UART examples: examples\ble_peripheral\ble_app_uart or examples\ble_central\ble_app_uart_c I was not able to find them on your web site....
I have intention to use 52810's PWM output to drive motor. The timing requirement are critical so
hardware PWM is essential, rather than CPU generated waveform output.
...
