I'll go ahead and describe what I need to do and see if anyone might have some place to start for me since I'm having a lot of trouble figuring out what I need.
I'm looking...
Hello ,
I'm designing an embedded system with one of your RF chips (NRF24L01+) and as far as I searched for the datasheet , It seems like NRF24L01+ doesn't have a hardware...
Hi,
This post is very old.
devzone.nordicsemi.com/.../
I have a nrf51822 chip and I'm using it as BLE and it exposes some service and characteristics and it is working...
Hello!
I set up a project using NRF24L01 and a patch antenna ceramic, the type used in GPS.
In fact, I tested several types of antennas, F, F inverted, GPS, Loop. But...
Hello,
I'm trying to create a PC application to read out some Ti Sensor Tag modules. I'm using a nRF51822 USB dongle and the Master Emulator api.
The nRF dongle sees...
Hi
I have my code like this .
unsigned char *encryptedData;
unsigned int encryptedDataAfterAppendingLength;
memset(encryptedData, 0, encryptedDataAfterAppendingLength...
Hi,
Last year, I heard that nordic semi will release a SoftDevice for central that supports mulitple packets per interval time until June, 2015.
For now, I guess s120...
My understanding so far is that the input buffer of GPIO is disconnected by default and we can keep it disconnected for saving power when the pin is configured as output....
Hello,
I just read this paper "High speed data streaming with nRF24L01 " where we can achieve 1.6 Mbps Data Rate in clean RF environment. I am currently using nrf51822 in...
The documentation for ble_evt_hdr_t says that the evt_len field is
Length in octets excluding this header.
However as far as I can tell it's actually the length...
I am using BLE_Gateway example defined in nRF51-ble-bcast-mesh to create an rbc_mesh over 2 nRF51422 devices . For now, I am just testing it out on 2 nRF51422; I will set...
Hi,
I need to implement an application who acts like a GATT client and gets notification from a GATT Server (on smartphone) and then sends the information to a GATT Client...
I am wondering what is the lowest DBM/RSSI i should have to make sure my connection between devices is safe both with setting up a connection and datatransfer?
Hello,
I know it is not recommended to use SD8.0.0 and SDK8 on revision 1 ( QFAAC0 ) based modules.. But as it is for testing purpose only and would save me a lot of time...
When not programed bootloader,my own 51822 module can work without Development Board,i supply the power through the button cell to my module.
But when programed bootloader...
Hi,
I want to use ble_app_multilink_central example for my own application. Here are my problems:
Setting MIN and MAX CONN_INTERVAL to more-less 20ms or lower (both...
Hi.
In my program I need a frequency at 2 MHz (a square wave with duty cycle at 50%), it should just run a frequency in a short time, under one second. Also the code must...
Hi,
I'm using a simple timer with interval set using "APP_TIMER_TICKS(1.4, APP_TIMER_PRESCALER)" alongside softdevice. Now i'm trying to get it to go faster but it would...
I got this error when programming the Development Dongle. The dongle is recognized in the
Master Control Panel as a COM4 - xxxx, and when is connected a green led and blue...
Hello,
We are French students in a school of engineers. We are developing a project based on the nrf51822.
Actually, we implemented RIOT OS on this SoC and we would...
