Mitsubishi Electric MELSEC IQ-R series Reference Manual page 401

Accessible device range
■List of devices (ACPU other than AnU)
Specify the device number within the range of the access target module.
: Accessible, : No device
Device
Input
Output
Internal relay
(Including latch relay and step
relay)
Annunciator
Link relay
Timer Current value
Contact
Coil
Counter Current value
Contact
Coil
Data register
Link register
File register
• Do not write data to the devices which cannot be written in the range of the special relays (M9000 to M9255)
and special registers (D9000 to D9255). For details on the special relays and special registers, refer to
manual of ACPU to be accessed.
• For L and S, perform accessing by specifying 'M' (For example, to access L100, specify M100.)
Device range Device number
X0 to X0FF 0000H to 00FFH
X100 to X1FF 0100H to 01FFH
X200 to X3FF 0200H to 03FFH
X400 to X7FF 0400H to 07FFH
Y0 to Y0FF 0000H to 00FFH
Y100 to Y1FF 0100H to 01FFH
Y200 to Y3FF 0200H to 03FFH
Y400 to Y7FF 0400H to 07FFH
M0 to M2047 0000H to 07FFH
M2048 to M8191 0800H to 1FFFH
M9000 to M9255 2328H to 2427H
F0 to F255 0000H to 00FFH
F256 to F2047 0100H to 07FFH
B0 to B3FF 0000H to 03FFH
B400 to BFFF 0400H to 0FFFH
T0 to T255 0000H to 00FFH
T256 to T2047 0100H to 07FFH
T0 to T255 0000H to 00FFH
T256 to T2047 0100H to 07FFH
T0 to T255 0000H to 00FFH
T256 to T2047 0100H to 07FFH
C0 to C255 0000H to 00FFH
C256 to C1023 0100H to 03FFH
C0 to C255 0000H to 00FFH
C256 to C1023 0100H to 03FFH
C0 to C255 0000H to 00FFH
C256 to C1023 0100H to 03FFH
D0 to D1023 0000H to 03FFH
D1024 to D6143 0400H to 17FFH
D9000 to D9255 2328H to 2427H
W0 to W3FF 0000H to 03FFH
W400 to WFFF 0400H to 0FFFH
R0 to R4095 0000H to 0FFFH
R4096 to R8191 1000H to 1FFFH
A1S A2S A2-S1 A3
A1SH A2SH A2N-S1 A3N
A1SJ A2
A1SJH A2N
A1 A2C
A1N A2CJ
A0J2H
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18 COMMUNICATING USING 1E FRAMES
18.4 Read and Write Device Memory
A2A A2A-S1 A3A
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