Hitachi NJI-350B - Manual (Page 137)

Chapter 5 Instruction Specifications
5-87
Item number Application instructions-15 Name NOT
Ladder format Condition code Processing time ( µs) Remark
R7F4 R7F3 R7F2 R7F1 R7F0 Average Maximum
NOT (d) DER ERR SD V C Upper case: B
z z z z z
27 
Instruction format Number of steps Middle case: W
Condition Steps
22 
NOT (d) 2 Lower case: DW
28 
Bit Word Double word
Usable I/O
X Y
R,
M
TD, SS,
CU, CT WX WY
WR,
WM TC DX DY
DR,
DM C
o
nstant
Other
d I/O to be reversed { { { { { {
Function
• Reverses the contents of d.
1 1 1 1 0 0 0 0 1 1 1 1 0 0 0 0
0 0 0 0 1 1 1 1 0 0 0 0 1 1 1 1
Before execution
After execution
Notes
• Use edge trigger as the startup condition for this instruction.
Program example
R000 DIF0
LD R000
AND DIF0
[
NOT WR0000
]
NOT (WR0000)
Program description
• When R000 rises, the content of WR0000 is reversed.
Example) If WR0000 is H1234, WR0000 = HEDCB after the instruction is executed;
WR0000 = H1234 when executed again
NOT
(d)