Difference between revisions of "83Plus:BCALLs:40C0"
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| − | [[Category:83Plus:BCALLs:By Name:FP_Math| | + | [[Category:83Plus:BCALLs:By Name:FP_Math|Cos]] [[Category:83Plus:BCALLs:By Name|Cos]] [[Category:83Plus:BCALLs:By Address|40C0 - Cos]] |
== Synopsis == | == Synopsis == | ||
'''Official Name:''' Cos | '''Official Name:''' Cos | ||
| Line 12: | Line 12: | ||
=== Outputs === | === Outputs === | ||
* [[83Plus:RAM:8478|OP1]] = cosine of OP1 | * [[83Plus:RAM:8478|OP1]] = cosine of OP1 | ||
| − | |||
=== Destroys === | === Destroys === | ||
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* OP1-OP5 | * OP1-OP5 | ||
| − | + | == Notes == | |
| + | Takes approximately 150,000 to 200,000 clock cycles. | ||
== Example == | == Example == | ||
<nowiki>B_CALL OP1Set3 ;OP1=floating point 3 | <nowiki>B_CALL OP1Set3 ;OP1=floating point 3 | ||
B_CALL cos ;returns with OP1=-0.9899924...</nowiki> | B_CALL cos ;returns with OP1=-0.9899924...</nowiki> | ||
Revision as of 13:11, 20 February 2006
Synopsis
Official Name: Cos
BCALL Address: 40C0
Computes the cosine of OP1 and returns the result in OP1.
Inputs
- OP1 = floating point
Outputs
- OP1 = cosine of OP1
Destroys
- AF, BC, DE, HL
- OP1-OP5
Notes
Takes approximately 150,000 to 200,000 clock cycles.
Example
B_CALL OP1Set3 ;OP1=floating point 3 B_CALL cos ;returns with OP1=-0.9899924...
