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 just received an nRF51822 eval/development board that has a sticker on it that says "PCA10004". I also just downloaded the latest SDK (nrf51_sdk_V6_1_0).
As far as I...
I received my nRF51822 development kit today and the PCA10000 dongle doesn't appear to be working. I installed all the drivers/software as per the user guide and when I plug...
Hi,
I'm using s110 v7.0.0 and sdk v6.1.0.
Which situations can produce disconnection error 0x3E ?
( BLE_HCI_CONN_FAILED_TO_BE_ESTABLISHED )
how to avoid this error ...
Hi All,
Are there any updated examples for nrf51822 for writing long charecteristics.
My Application has to receive more than 20 bytes at a time and send over uart.
...
I'm looking to add PWM functionality to my design to drive an LED. Examples exist for other devices, and those don't use the SoftDevice. Is there an example or some reference...
Is there a bootloader for the S130 available already? It seems to be not completely trivial to adapt the S110 bootloader to a S130 bootloader...
In the SDK, two bootloaders...
Hello everybody,
I try to work with BLE Devices using LabView and the MasterEmulator API. I can start the USB Dongel (PAC10000) and enable "StartDeviceDiscovery". The Property...
Just starting out with the nRF51822-EK here and we wanted to try out the Gazell protocol. Any ideas on how we get the firmware we need to do that? Thanks.
Hi,
I am using nRF 511822.I have edited the sample code ble_app_uart and tried to interface the button interrupt handler.But the interrupt is not triggering. I have added...
2 arduino nodes with nRF24L01+ transceivers. Using maniacbug's RF24 library. Using pipes 0 and 1.
When I set Auto-ACK ON for all pipes rf24.setAutoAck(true) : it works...
Hi,
I am using nRF51822. I need to create a timer interrupt handler, which can trigger at 1us (microsecond). I am using Keil. Now i am using the 1 ms (microsecond) timer...
i am absolute newbie, hope i can find some help and guidance here.
i am looking sample program to send a text string from nRF24LE1 to nRF24L01+ (just 10 characters). actually...
Hello,
I am not much of a PCB designer but want to tinker with nrf51422 EK Altium designer files provided. I try to open the project file using Altium designer 14, but...
Hi all,
I am new to hardware design and would greatly appreciate pointers. We intend to use mini-USB port for charging/power supply rather than for data. What is the best...
Hi all,
I am using NRF24LE1 32pin.
Does anybody know can I apply on XC1 pin external frequency different from 16MHz if I am not using radio module??? Thanks.
