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Message

Re: [AVR-Chat] Bus Distance

2004-10-31 by Mike F. Schwarzer

Hello,

> MuRaT KaRaDeNiZ <karademu@yahoo.com> schrieb:
> Maxim has reduced slew rate rs485 transceivers
> which work up to 250kbit/sec I think, and
> reflections or EMI are greatly reduced in that way.
> Primitive transceivers like 75176 have instead high
> slew rates for being capable of transceiving ... 

Some Add On's:
Maxim has Types with Slew Rates of 250kBit/s,
1MBit/s and 10MBit/s. The Types with lower
Baudrates are better for longer Distances, and/or
bader Lines.
Normaly they have also 487Types with 1/4Load, so
its possible to have 128 Devices per Bus.

mfg
mike


	

	
		
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