Mitsubishi MELSEC-A Series Programming Manual page 362

8. MICROCOMPUTER MODE
CPU
Device
Type
Input (X)
80FF
Output
(Y)
A3H
A3M
82FF
Internal
relay (M)
Latch
relay (L)
84FF
Step
relay (S)
Link
relay (B)
867F
Annuci-
ator (F)
871F
Address
8000
8000
H
8002
8004
to X0 to 7FF
H
8200
8202
8204
8200
H
to Y0 to 7FF
H
Write
Read
• Stores device ON/OFF data in one bit locations.
• 0 indicates OFF and 1 ON.
8400
H
M/L/S
to
0 to 2047
H
8200
8202
8600
H
B0 to 3FF
to
8204
H
8700
H
to F0 to 255
H
Odd address
H
H
H
• Stores ON/OFF data from an input unit,
read only.
• 0 indicates OFF and 1 ON.
Odd address
H
H
H
• Stores PC operation results and allows
read/write.
• 0 indicates OFF and 1 ON.
The output memory is accessed as below?
Output memory
Example: M0 to 47 are as follows:
Odd area
H
H
H
• Stores PC operation results and allows
read/write.
8 − 12
Configuration
Even address
Even address
Output module
Output refresh after
END instruction is
executed
Even area
MELSEC-A
Direct mode
Refresh mode