Mitsubishi Electric MELSEC IQ-R series Reference Manual page 400

■Data communication in binary code
• Device number: Send 4-byte numerical values from the lower byte (L: bits 0 to 7).
• Device code: Send 2-byte numerical values from lower byte (L: bits 0 to 7).
Ex.
Data register (D) 1234 (device number is decimal)
Convert a device number to hexadecimal. '1234' (decimal)'4D2' (hexadecimal)
ASCII code
4 4 2 0 0
34 34 32 30 30
H H H H H
For the values of each device code, refer to the following section.
: Space
Device name
Input
Output
Internal relay (include in latch relay and step relay)
Annunciator
Link relay
Timer
Counter
Data register
Link register
File register
Access the devices within the range that can be used in the access target CPU.
For the accessible device range, refer to the following section.
Page 399 Accessible device range
• For word unit specification, the head device number of bit device must be specified in multiple of 16.
• For special relay M9000 or later, (9000 + multiple of 16) can be specified.
18 COMMUNICATING USING 1E FRAMES
398
18.4 Read and Write Device Memory
0 0 0 0 4 D 2
30 30 30 30 34 44 32
H H H H H H H
Symbol
X
Y
M/L/S
F
B
Current value T
Contact
Coil
Current value C
Contact
Coil
D
W
R
Binary code
D2 04 00 00 20 44
H H H H H H
Type Representation
Bit Hexadecimal
Bit Hexadecimal
Bit Decimal
Bit Decimal
Bit Hexadecimal
Word Decimal
Bit Decimal
Bit Decimal
Word Decimal
Bit Decimal
Bit Decimal
Word Decimal
Word Hexadecimal
Word Decimal
Device code
X 5820H
Y 5920H
M 4D20H
F 4620H
B 4220H
TN 544EH
TS 5453H
TC 5443H
CN 434EH
CS 4353H
CC 4343H
D 4420H
W 5720H
R 5220H