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...
I have this error but dont know why. Because I have a function which is called advertising_stop(). I would like to implement the DFU part in my function but this error doesnt...
Hello!
I've some doubt about set-up of initial parameters in a BLE connection, using S110.
In ble_app_lbs I try to change the following macro definitions:
MIN_CONN_INTERVAL...
Hi
Im electrical engineer student. I am working on nrf51822 evaluation kit and LinkSprite JPEG Color Camera UART Interface. I tried to control the camera to take picture...
A bunch of questions:
Where are the memory setting requirements documented for S110 6.2.1? IRAM1?
Having just upgraded to the latest Keil and SDK I realise...
As the title says, is there a spec for the OTA DFU service or do I just read the iOS app implementation code and work backwards? I thought of adding it to version 2 of my...
Hello there,
I am developing a PCB with a nRF51822 BLE chip and I need some help with communication between my PCB and Windows 8.1.
I have already managed to establish a...
I am looking for some guidance and an example on how to use the sd_mutex related functions.
So far, I keep getting into the HardFault_Handler whenever I call sd_mutex_acquire...
Hi,
For a home automation project I'm considering using a Freescale development board FRDM-K64F with an RF module nRF24L01+ Nordic 2.4GHz Radio for communication as edge...
In the latest version of ADT (Android development tools Build iV22.6.2-1085508 Eclipse), nRFUart source code will not run. It says "errors must be fixed before running this...
Hello all,
We are working in the field of Electric Bike Propulsion Systems.
We want to add BLE support in our product. Our aim is to send data form our product side to...
We are implementing a small battery powered BLE advertiser using the nRF51822 with an odd requirement that the advertising data needs to change between each advertisement...
Have configured battery service as the example ble_app_hrs.
This works well, but the BLE PTS fails.
The battery service has been configured for multiple instances.
...
I have a nRFready Smart Remote Kit.
nRFready Smart Remote feature:
Device : nRF24LE1
Host : nRF24LU1+
Can I use it in Android OS(for example Samsung Smart...
hii....
am working on a custom profile having broadcast feature in active connection... am advertising some sensor readings and scan response and a battery service before...
