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...
The 51822 PS mentions a "Nordic Trace Buffer" but doesn't seem to elaborate. I assume this is similar to the Cortex Micro Trace Buffer? Is there any more documentation available...
Hi I'm looking forward to hear if I could program an nRf51822 QFAA without using the development kit/board. The chip I have currently is a N51822- S4AT, from Wireless Tag...
I recently purchased a Rigado BMD-350 eval board (nrf52832) and am trying to use it for creating a simple ble remote project. I am kind of lost.
As I look through the heart...
I'm testing with pca10028, ASCS(SDK11.0.0) example and iphone.
But pca10028 does not piar after deleting piaring information in iphone.
"[DM]: !!! Bond/key refresh ...
Hi Nordic developers can someone provide me an example for a simple serial application for nrf51822 BLE?
I have tried uploading the application using Arduino ide and blackmagic...
Hi,
I am trying to develop a custom board using NFR52832 which involves writing data to a NAND flash.
To download data from NAND to the pc, a ftdi cable (C232hm) is used...
Hello,
I'm implementing a custom service and followed the tutorial here . I added a second characteristic by adding its own char_b_init function, creating a CHAR_B_UUID...
Once I call sd_ble_gatts_hvx() while ble connection handle is invalid(BLE_CONN_HANDLE_INVALID), I can never update notification value using sd_ble_gatts_hvx() though function...
Hi,
We would like to pass radio certifications and our lab is asking for different tests modes (TX/RX continuous, waves etc ...) regarding BLE and NFC.
Regarding BLE,...
I'm using SDK 12.3 and SoftDevice S130 2.0.1 and trying to secure a BLE link with OOB.
The nordic board is running as a central and makes a new bonding to a peripheral every...
Hello, all.
First, I don't live in English country. So, My sentence may be false.
I want to develope ble communication without pairing.
In this status, I will communicate...
while using example buttonless DFU in sdk13.1, writing to flash using flash_word_write() is preventing ble connections, even though ble is advertising.
can anyone help...
