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 Nordics.
I want make a central device(server) that can collect 6~7 peripheral's sensor data with multi-connection.
The central device will transfer peripheral's sensor...
Hello,
I just want to add SPI master module into the ble_app_uart application, and only add spi_master.c and .h into this project with no any other change, and just call...
Hi,
I'm using gcc with eclipse to compile ble_app_hrs and I get the following error for all the SVCalls like sd_softdevice_enable, etc...
The following error is flagged...
Hi , I need to develop an indoor positioning project based on Bluetooth Low Energy 4.0 in which i have to locate person's current position in home and send it to main server...
Hi all,
I have made my own device manager because the device manager from Nordic is somewhat bloat (in code and resources) and I needed to add a feature, ranking the devices...
I am using the nRF51822 and code base 6.1
How can I program the advertising mode of the beacon to not time out. I am looking to advertise for 10 seconds and then go to sleep...
When I downlaod and program the softdevice version 6.2.1 via nRFgo Studio, it shows Softdevice version as S110_nRF51822_7.0.1 after programming.
Any idea why actual version...
i use nrf51822 for my project, i want to do is when smartphone are pair with my module i store one flage in flash whenever user enter right security key and after reset i...
Hello,
I have purchased NRF51 MBED enabled board. I need some assistance in how to get started. I want to use the KEIL software and I am not able to.
I have downloaded...
I need a reference design of nRF51822 for minimum 1 meter range . The circuit will run from CR2032 battery for at least 24 hours and will take some readings from ADC input...
i am unable to sniff the packets between two devices once the connection is established between two devices..i am using nRF sniffer 1.0 ...
i am able to see only the advertisement...
Hi,
How can I control the PDU error code when reading an attribute.
E.g. Attribbute not found 0x0A. For more info see 3.4.1 Error Handling Bluetooth spec 4.1 Volume 3...
Hi,
I have created a custom PCB that more or less follows the Nordic SmartBeacon design: Beacon_V2.pdf
Instead of BAL-NRF01D3 I used the BALF-NRF01D3 as this is supposed...
