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want guidance for choose best UART or USART RF module for Arduino
hello every body , I want to create a Star or Mesh network with arduino like image below :
the distance node between master is about 2 km.
I want to create full duplex communication , send sensor information from nodes to master...
thanks a lot , I'm beginner in electronics so RF !! can you help me more than this .
if these chips are simple which kind of chips (RF or Wireless Module) you are recommend me ?
I'm google it a lot . I cant find a good solution and tutorial for my purpose !! I'm so Confused !
I have to use...
I want to create a star network communication like image below !
one Arduino Mega 2560 + Ethernet shield + SD Card and NRF24L01 !!
and some nodes up to 20 node. that contain Arduino Uno + NRF24L01 for create my project that server decide to each node have to start power on some device like...
so you say me NRF24L01 is not work for me ??
my Country is Iran.
and what you recommend exactly ? I'm a Programmer and I'm beginner in electronics , Thanks
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thanks a lot ,
when I'm looking on the Net. I'm find XBee 900 MHz solution , so Can I use just 2 module for...
Hello Dears ,
I want to make a wireless connection projects that have a star network. Or, Point to Multi-Point.
With Arduino I want to make it, for agricultural purposes, for a distance about of 3500 meters.
I have 20 slave node and 1 Master.
With regard to the question of what kind of...
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