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...
now,i pairing my peripheral and Communication read/write data. but have some issue for disconnect/reconnect .
1.disconnect: when i disconnect (call didDisconnectPeripheral...
Hi,
We are using Nrf51822 , pca1001 evaluation board.
when i flash bel_app_proximity code (by disabling led function in advertisement_star()),
current consumed by...
Hello Developers,
Just started with the nrf51822 and managed to install:Keil 5.05, Segger J-link, nRFgo Studio 1.16 and the Master Control panel. I also loaded the SoftDevice...
Hi,
I'm knowing the device_firmware_updates project in SDK and I want to know whether I need to program the softdevice when I do the device firmware updates over UART?...
I am developing a windows application, using the MasterEmulator api.
I am discovering BLE devices with scan parameter Active and Passive.
The result is that most of the...
HI,
when I used nRF51822 for 2.4G transfer ,I found that RX can't receive data in some direction .Can TX use two antennas and matching networks to work alternately in order...
Hi all,
I am currently working on a BLE project based on the PCA10001 evaluation board. I am trying to follow the nRF51 application note. I have done everything that the...
Hi
I'm using the nRF51822 and custom a service.I add 4 characteristic in the service and all of them
config to indication type to send data.Everything is Ok and sending...
Hi
I'm just starting with all this. My set up is a nRFgo motherboard with a nRF51422 DK attached (PCA10007).
I've installed all the tools of the toolchain as stated in...
I've just flashed the softdevice 5.2.1 and BLE Proximity sample app to my nRF51822. I presume any previous bond state on the device should have been wiped by doing this. ...
It would be nice if you could update Application Note 29 ("Development with GCC and Eclipse") for the nRF51822 to include instructions for Mac OS X.
I don't think it's...
Hello,
I developed a BLE based application using nRF51822 softdevice S110.
This application is very low consumption.
The device connects every 60 seconds, and can send...
I try SDK hid mouse example this days, In SDK v4.2.2 it does not work sometimes when I press button 0~3 ,and some times the mouse arrow move slowly when I press the button...
Hi,
I'm trying to make the nRF module work with an older IO demo board. Does the flexible GPIO system via pin crossbar allow you to modify the pin assignments of the SWDIO...
