Re: Let's get some code b

 BBS: Inland Empire Archive
Date: 11-04-92 (08:53)             Number: 374
From: JON LEGER                    Refer#: NONE
  To: BOB PERKINS                   Recvd: NO  
Subj: Re: Let's get some code b      Conf: (2) Quik_Bas

BP>   I'm checking a status bit to see if a character has arrived.  In this ca
BP> bit 0 of the byte @ &h3ed.  Bit 0 is equal to 1 if set, so if I AND the by
BP> at this address with 1 and get 1 in return (instead of 0), then I know tha
BP> bit 0 is set. Using the below example, if I want to check bit 1 then I wou
BP> AND the byte with 2.  If I wanted to check bit 2 then I would AND the byte
BP> with 4.  And so on..

So if I did this:

INP(&H3E8) AND 1

I should get a 0 back?

Jon

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