Difference between revisions of "83Plus:BCALLs:8045"
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| − | [[Category:83Plus:BCALLs:By Name:Math|Mult16By8]] | + | [[Category:83Plus:BCALLs:By Name:Math:Integer|Mult16By8]] [[Category:83Plus:BCALLs:By Name:Math|Mult16By8]] [[Category:83Plus:BCALLs:By Name|Mult16By8]] [[Category:83Plus:BCALLs:By Address|8045 - Mult16By8]] |
| − | [[Category:83Plus:BCALLs:By Name:Math | + | |
| − | [[Category:83Plus:BCALLs:By Name|Mult16By8]] | + | |
| − | [[Category:83Plus:BCALLs:By Address|8045 - Mult16By8]] | + | |
== Synopsis == | == Synopsis == | ||
'''Official Name:''' Mult16By8 | '''Official Name:''' Mult16By8 | ||
Latest revision as of 20:50, 29 March 2005
Synopsis
Official Name: Mult16By8
Other Name: MultAbyDE
BCALL Address: 8045
Multiplies register A by register DE and stores the result in register HL.
Inputs
- A = operand 1
- DE = operand 2
Outputs
- HL = A * DE
Destroys
- A, HL, DE
Comments
Simple enough to implement yourself if speed is important.
Example
ld a,4 ld de,105h B_CALL MultAbyDE ;should return 414h or 1044 decimal
