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83Plus:BCALLs:400C - Revision history
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Woozle at 22:59, 7 April 2005
2005-04-07T22:59:32Z
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<p><b>New page</b></p><div>[[Category:83Plus:BCALLs:By Name:Utility|CpHLDE]] [[Category:83Plus:BCALLs:By Name|CpHLDE]] [[Category:83Plus:BCALLs:By Address|400C - CpHLDE]]<br />
== Synopsis ==<br />
'''Official Name:''' CpHLDE<br />
<br />
'''BCALL Address:''' 400C<br />
<br />
Compares HL and DE.<br />
<br />
=== Inputs ===<br />
* HL: operand 1<br />
* DE: operand 2<br />
<br />
=== Outputs ===<br />
* Z set if DE=HL<br />
* C set if DE>HL<br />
<br />
=== Registers Destroyed ===<br />
* none<br />
<br />
== Comments ==<br />
Simple enough to implement if speed is important<br />
<br />
== Example ==<br />
ld hl,3<br />
ld de,4<br />
B_CALL CpHLDE ;should return nz and c<br />
ld de,3<br />
B_CALL CpHLDE ;should return z and nc</div>
Woozle