Mitsubishi Electric MELSEC iQ-F FX5 Programming Manual page 221

DDIV(P)(_U)
These instructions divide the 32-bit binary data in the device specified by (s1) by the 32-bit binary data in the device specified
by (s2), and store the result in the device specified by (d).
Ladder diagram
(s1) (s2) (d)
FBD/LD
EN ENO
s1 d
s2
Setting data
■Descriptions, ranges, and data types
Operand Description
(s1) DDIV(P) Dividend data or the head device where the
data to be divided by another is stored
DDIV(P)_U
(s2) DDIV(P) Divisor data or the head device where the data
by which another is to be divided is stored
DDIV(P)_U
(d) DDIV(P) Head device for storing the operation result
DDIV(P)_U
EN Execution condition
ENO Execution result
■Applicable devices
Operand Bit
X, Y, M, L, SM,
F, B, SB, S

(s1)

(s2)

(d)
Processing details
• These instructions divide the 32-bit binary data in the device specified by (s1) by the 32-bit binary data in the device
specified by (s2), and store the division result in the device specified by (d).
(s1)
(s1)+1 (s2)+1
b31 b16 b15 b31 b16 b15
··· ··· b0 ···
123456 (BIN)
567890 (BIN) ÷
■Related flag
Device Name
SM700 Carry
SM8304 Zero
SM8306 Carry
Word
T, ST, C, D, W, U\G
SD, SW, R
 
 
 
(s2) (d)
(d)+1
b31 b16 b15
··· b0 ··· ···
4 (BIN)
Description
When the operation result of the signed operation exceeds 32767, the carry flag is turned ON.
When the operation result is 0, the zero flag is turned ON.
When the operation result of the signed operation exceeds 32767, the carry flag is turned ON.
Structured text
ENO:=DDIV(EN,s1,s2,d);
ENO:=DDIVP(EN,s1,s2,d);
Range Data type
-2147483648 to +2147483647 32-bit signed binary
0 to 4294967295 32-bit unsigned binary
-2147483648 to +2147483647 32-bit signed binary
0 to 4294967295 32-bit unsigned binary

64-bit signed binary
64-bit unsigned binary

Bit

Bit
Double word Indirect
specification
Z LC LZ
   
   
   
(d)+2
(d)+3
b31 b16 b15
b0 ··· ··· b0
74066 (BIN)
7.2 Arithmetic Operation Instructions
ENO:=DDIV_U(EN,s1,s2,d);
ENO:=DDIVP_U(EN,s1,s2,d);
Data type (label)
ANY32_S
ANY32_U
ANY32_S
ANY32_U
ANY32_S_ARRAY
(Number of elements:
2)
ANY32_U_ARRAY
(Number of elements:
2)
BOOL
BOOL
Constant Others
K, H E $
   
   
   
7 BASIC INSTRUCTIONS
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