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Subject: Re: Two-way serial comms with no internal mods...

Re: Two-way serial comms with no internal mods...

From: jobarjo <>
Date: Tue, 24 Feb 2004 10:26:51 +0100

I did'nt know about the line-in pin capable of transmitting or receiving?
Are you sure? I think it has to be modded to have full duplex.
Half duplex is possible with no mod.
Hoewever, it still need an electrical interface for rs232.

What kind of communication do you want? remote control?
----- Original Message -----
From: "Joseph Jones" <>
To: "Rockbox development" <>
Sent: Tuesday, February 24, 2004 1:18 AM
Subject: Two-way serial comms with no internal mods...

> I talked about this earlier a bit...
> Since two-way communication is possible if we use both the line-in's pin
> and the in-line remote pin (man, that looks dumb written like that :) ),
> would the system be able to talk to PC-style hardware through a serial
> port? If so, would any electronics have to go in-between, or could the
> JBR hardware be co-erced into doing something that a PC could understand
> as serial (even if there was no existing protocol on the Rockbox itself,
> a custom protocol would surely be needed for such a limited device...
> can't expect it to handle a TCP/IP stack).
> Joe
> _______________________________________________
Received on 2004-02-24

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