Mitsubishi MELSEC-A series, Programming Manual

Page: 265 / 508

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