AVR-Chat

----- Original Message ----- 
From: "Yingdan" <yingdanh@gmail.com>
To: <AVR-Chat@yahoogroups.com>
Sent: Friday, September 26, 2008 6:42 PM
Subject: [AVR-Chat] Communication between 2 Atmel microcontrollers


> Hi everyone,
> 
> I am new to here and this is my first post. And I am totally new to
> circuitry.
> 
> I only had experience of sending and receiving data between a computer
> and a microcontroller. I want to learn how 2 atmel microcontrollers
> communicate. The scenario is like this:
> 
> A microcontroller is connected to my PC, when another microcotroller
> is connected to the 1st one, it can be powered and send its id to the
> computer. Later on, I want to have multiple microcontrollers and my PC
> should be able to figure out the topology

RS-485?

Leon
--
Leon Heller
Amateur radio call-sign  G1HSM
Yaesu FT-817ND transceiver
Suzuki SV1000S motorcycle
leon355@btinternet.com
http://www.geocities.com/leon_heller