Difference between revisions of "83Plus:BCALLs:406C"
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=== Outputs === | === Outputs === | ||
* OP1 = OP1 - 1 | * OP1 = OP1 - 1 | ||
| − | * OP2 = floating point 1 | + | * [[83Plus:RAM:8483|OP2]] = floating point value of 1 |
=== Registers Destroyed === | === Registers Destroyed === | ||
Latest revision as of 15:21, 27 March 2006
Synopsis
Official Name: Minus1
BCALL Address: 406C
Decrements the floating point number in OP1 by one.
Inputs
- OP1 = floating point number
Outputs
- OP1 = OP1 - 1
- OP2 = floating point value of 1
Registers Destroyed
- AF, BC, DE, HL
Example
B_CALL OP1Set3 ;OP1=floating point 3 B_CALL Minus1 ;returns with OP1=floating point 2
