WDIV (BINARY)

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Jul 06, 2023
1 min read

WDIV, WDIVP, DWDIV, DWDIVP (Binary)

 

WDIV instruction divides S1 by S2 and save the result in the Destination (assigned device address) and delete the remainder.

 

 

S1

Value of the dividend

S2

Value of the Divisor

D

Destination

 

Instruction

Device address

No. of Steps

Flag

M

X

Y

K

L

F

T

C

S

Z

D

@D

Int.

 

Error

Zero

Carry

WDIV(P)

DWDIV(P)

S1

o

o

o

o

o

o

o

o

-

o

o

o

o

4

o

-

-

S2

o

o

o

o

o

o

o

o

-

o

o

o

o

D

o

-

o

o

o

-

o

o

-

o

o

o

-

 

WDIV

Function

  • Divide S1 by S2 and save the result to D and delete the remainder.

 

Example)

If X00 is ON, divide 456(D0) by 123(D10) and save the result 3 to D30 and delete remainder.

 

 

DWDIV

Function

  • Divide S1(double word) by S2(double word) and then save the result to D and D+1 and delete the remainder.

 

Example)

If X00 is ON, divide H27ED2445(D100, D101) by H000A23C0(D200, D201) and save the result H000003F0(1,008) to D300 and D301 and delete the remainder.