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RPN Calculator with a Memory Register


T
Z
Y
X


Written by Alvaro Gerardo Suárez (1999)


ENTER is Enter number in X register into Y register (and disable stack lift)
X< >Y is Exchange X and Y registers.
X< >M is Exchange X and Memory Registers
CLST is Clear Stack
CLX is Clear X register (and disable stack lift)
CHS is Change Sign of X register
RDN is Roll Down (Roll Stack Down)
RUP is Roll Up (Roll Stack Up)
MS is Memory Store (Stores X register into Memory Register)
MR is Memory Recall (Recalls Memory Register and stores his value into X register)
MC is Memory Clear
M+ is Add Register X to Memory contents
M- is Substract X register from Memory Contents

This code was tested with Internet Explorer 4.0

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