Mitsubishi Electric MELSEC iQ-R Series - Page 79

8 DEVICE ACCESS
8.1 Data to be Specified in Commands
77
8
For double word unit (32-point unit for bit device)
The following shows the data to be read and written in double word units.
■Data communication in ASCII code
Convert the 2-word numerical value (32 points of bit device) to 8-digit ASCII code (hexadecimal), and send it from the upper
digits.
Use capitalized code for alphabetical letter.
The ON/OFF status of the bit device is 1-digit hexadecimal value in 4-point units.
Ex.
When indicating ON/OFF status of 32 points from M16
Ex.
When indicating the stored data of D350 (D351)
M32M47
16
A
B
1234C
D
b15
10101011000100100011
b14b13b12 b11b10 b9 b8
b7
b6
b5
b4 b3 b2 b1 b0
010011001101
b15b14b13b12 b11b10 b9 b8
b7
b6
b5
b4 b3 b2 b1 b0
AB1234CD
M
0000
M16M31
44 H 43 H 34 H 33 H 32 H 31 H 42 H 41 H
36 H 31 H 30 H 30 H 30 H 30 H 2A H 4D H
0OFF
1ON
Device
code
Device number Data
toto
*
00350 56AB
170F
D0
44H 2AH 30H 30H 30H 33H 35H 35H 36H 41H 42H31H 37H 30H 46H30H
*
Device
code Device number Data
The content of
D351 indicates
170FH (5903 in
decimal)
The content of
D350 indicates
56ABH (22187 in
decimal)