[A83] Re: Printerdriver for the TI-83(+)
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[A83] Re: Printerdriver for the TI-83(+)
[big snip]
>>;I'm just starting asm coding (well, 6 months probably)
>>;so I don't know many commands. What does 'rr' do? Roll
>>;Right & bit? This could be extremely useful, because
>>;if the bits should be rolled left it can be done by
>>;changing one command instead of 8.
>
>Yes, 'rr' Rotates a byte Right. In this case register C. If the bit that
>falls of is set, then 'rr' sets the carry, if not then it doesn't.
That's quite useful for this program
>About that delay you need, I can't really help. I think you should start
>looking for more specific information about the communication protocol.
What
>bytes do what, etc.
But that means that I need a pic, so I need programming knowledge for the
pic and a compiler and a programmer, etc.
>What also might help is a computer program that scans the serial port for
>data and tells you in what speed the data gets send or something.
That's a very good idea! That should be possible in QBasic and I think I
have some code for it somewhere laying around.
>Tijl Coosemans
>
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Ronald Teune
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