Mitsubishi MELSEC-A Series Programming Manual page 265

7. APPLICATION INSTRUCTIONS
FIFR
Program which reads data from D38 to 45 of the FIFO table when XB turns on, and
outputs the data to the Y30 to 3F.
(Data is read as shown below when the pointer value is 7.)
K
0
= 0 D38
X00B Y060
6
FIFR
• Coding
0 LD= K0 D38
5 OUT Y060
6 LD X00B
7 ANI Y060
8 FIFRP K4Y030 D38
15 END
Pointer
When pointer (D38) is 0, Y60 is
( )
Y060
turns on.
P K4
Data is read from FIFO table and
Y030 D38
output to Y30 to 3F.
Before execution
7 − 63
MELSEC-A
After execution