Yahoo Groups archive

AVR-Chat

Index last updated: 2026-04-28 22:41 UTC

Thread

Re: [AVR-Chat] Re: rs485 communication

Re: [AVR-Chat] Re: rs485 communication

2007-04-14 by np np

If the processors are Km apart what baud rate are you using?
Show quoted textHide quoted text
----- Original Message ----
From: Robert <robertrade@yahoo.com>
To: AVR-Chat@yahoogroups.com
Sent: Saturday, 14 April, 2007 12:57:53 PM
Subject: [AVR-Chat] Re: rs485 communication









  


    
            Why don't you use I2C to link to other microprocessors? It's more

effective, no termination problems to deal with.



Robert



> > I am using a micocontroller to communicate with 18 other 

> > microcontrollers via rs489. Using the IC MAX3088, and a 100 ohm 

> > resistor across A and B.. Since there are 19 MAX3088, there are also 

> > 19 100 ohm in parallel. IS there something wrong with this? the 

> > resulting resistance is only about 5.3 ohms. 

> >   





    
  

    
    




<!--

Move to quarantaine

This moves the raw source file on disk only. The archive index is not changed automatically, so you still need to run a manual refresh afterward.