Division (Fun14) - FATEK FBS Series Manual

Basic Function Instruction
FUN 14 D P
（／）
(Performs division of the data specified at Sa and Sb and stores the result in D)
Symbol
WX
Range
WX0
Ope-
∣
rand
WX240
Sa
○
Sb
○
D
Description
Performs the division of the data specified at Sa and Sb and writes the quotient and remainder to registers
●
specified by register D when the division control input "EN" =1 or "EN↑" (
quotient of division is equal to 0 then set FO0 to 1. If the divisor Sb=0 then set the error flag FO1 to 1 without
executing the instruction.
Example 1
16-bit division
Ladder Diagram
X0
EN
U/S
WY WM WS TMR CTR
WY0 WM0 WS0 T0
∣ ∣ ∣ ∣
WY240 WM1896 WS984 T255
○ ○ ○ ○
○ ○ ○ ○
○ ○ ○ ○
14P.(/)
R
Sa: 0 D=0
Sb: 1
R
D : R 2
ERR
÷
D
Remainder
DIVISION
Sa: Dividend
Sb: Divisor
D : Destination register to store the results
Sa, Sb, D may combine with V, Z, P0~P9
to serve indirect addressing
HR IR OR
C0 R0 R3840 R3904
∣ ∣ ∣ ∣
C255 R3839 R3903 R3967
○ ○ ○ ○
○ ○ ○ ○
○ ○ ○
Key Operations
ORG
R0
Sa
256
R1
Sb
12
R3 R2
4 21
Quotient
6-30
Operand
of the division.
SR ROR DR K
R3968 R5000 D0
16/32-bit
∣ ∣ ∣
+/− number
R4167 R8071 D4095
○ ○ ○ ○
○ ○ ○ ○
○* ○* ○
P
instruction) from 0 to 1. If the
Mnemonic Codes
ORG
FUN
Sa： R
Sb： R
D：
Dividend
Divisor
FUN 14 D P
（／）
XR
V、Z
P0~P9
○
○
○
X 0
14
0
1
R 2