Difference between revisions of "83Plus:BCALLs:8042"
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| − | [[Category:83Plus:BCALLs:By Name:Math|Mult8By8]] | + | [[Category:83Plus:BCALLs:By Name:Math:Integer|Mult8By8]] [[Category:83Plus:BCALLs:By Name:Math|Mult8By8]] [[Category:83Plus:BCALLs:By Name|Mult8By8]] [[Category:83Plus:BCALLs:By Address|8042 - Mult8By8]] |
| − | [[Category:83Plus:BCALLs:By Name:Math | + | |
| − | [[Category:83Plus:BCALLs:By Name|Mult8By8]] | + | |
| − | [[Category:83Plus:BCALLs:By Address|8042 - Mult8By8]] | + | |
== Synopsis == | == Synopsis == | ||
'''Official Name:''' Mult8By8 | '''Official Name:''' Mult8By8 | ||
Latest revision as of 20:50, 29 March 2005
Synopsis
Official Name: Mult8By8
Other Name: MultAbyE
BCALL Address: 8042
Multiplies register A by register E and stores the result in register HL.
Inputs
- a = operand 1
- e = operand 2
Outputs
- HL = a * e
Destroys
- A, HL, DE
Comments
Simple enough to implement yourself if speed is important.
Example
ld a,4 ld e,5 B_CALL MultAbyE ;should return 14h or 20 decimal
