Xinje XD5 - Floating Multiplication [EMUL]

162
If a constant K or H used as source data, the value is converted to floating point before the
subtraction operation.
ESUB D100K1234 D110
X1
The source data and result address can be the same. Please note that when X0 is ON, the
instruction will be executed in every scanning period.
Note: the operand value must be floating numbers, otherwise the result will be error.
4-9-5．Floating Multiplication [EMUL]
1. Summary
Floating Multiply [EMUL]
16 bits
-
32 bits
EMUL
Execution
condition
Normally ON/OFF,
rising/falling edge
Suitable
Models
XD, XL
Hardware
requirement
-
Software
requirement
-
2. Operands
Operands
Function
Data Type
S1
Multiplication operation data address
32 bits, BIN
S2
Multiplication operation data address
32 bits, BIN
D
Result address
32 bits, BIN
3. Suitable soft components
*Notes: D includes D, HD; TD includes TD, HTD; CD includes CD, HCD, HSCD, HSD;
DM includes DM, DHM; DS includes DS, DHS.
EMUL D10 D20 D50
S1· S2· D·
X0
(K1234) － (D101, D100) → (D111, D110)
Binary converts to Floating Binary Floating Binary Floating
Operand
System
Constant
Module
D
*
FD
TD
*
CD
*
DX
DY
DM
*
DS
*
K /H
ID
QD
S1
●
●
●
●
●
●
●
S2
●
●
●
●
●
●
●
D
●
●
●
●
Word
Description
(D11, D10) × (D21, D20) → (D51, D50)
Binary Floating Binary Floating Binary Floating