PAK-I Datasheet, PDF (25/28 Pages) List of Unclassifed Manufacturers – 310 Ivy Glen Court

Call
FReset
FAdd, FSub, FMult,
FDiv
FSqrt
FSquare
FChs
FAbs
FSto0, FSto1, FRcl0,
FRcl1
FLoadX, FLoadY
FZeroX, FZeroY
FPI
Fe
FLoadInt
FReadX
FInt
FSwap
FGetDigit
FDump
FOption
FXtoY
FYtoX
IODir
IOWrite
IORead
Function
Reset the coprocessor
Basic operations
Notes
Always call first
Operate on X and Y
Square root approximation
Square X
Change sign
Absolute value
Store and recall scratchpad
Newton
approximation;
destroys all registers
Load values to X and Y
Load 0 to X or Y
Load X with pi
Load X with e
Load integer to X
Read X
Read X as integer
Swap X and Y
Decode an ASCII digit or
compute signum
Dump number on debug
terminal
Set options
Y=X
X=Y
Set I/O direction register
Write to I/O port
Read from I/O port
Place hex numbers
in fpxhigh and
fpxlow
Place integer in fpx
Places result in
fpxhigh and fpxlow
Leaves result in
fpxhigh and fpxlow
Place digit number if
fpx, returns in
fpdigit
Set fpx to number of
digits before decimal
point
Options in fpx
Directions bits in
fpx
Data out in fpx
Returns byte in fpx