For word units (16-point unit for bit device)
The following shows the data to be read and written in word units.
When handling data other than bit data, refer to the following section.
Page 79 Considerations for handling real number data and character string data
■Data communication in ASCII code
Convert the 1-word(16 points of bit device) numerical value to 4-digit ASCII code (hexadecimal), and send it from the upper
digits.
Use capitalized code for alphabetical letter.
The ON/OFF status of bit device is a value of hexadecimal 1-digit in 4-point units.
Ex.
When indicating ON/OFF status of 32 points from M16
Device
code
Head device
M
0
0
0
0
*
4D
2A
30
30
30
30
H
H
H
H
H
A
B
1
b14 b13 b12 b11b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
b15
1 0 1 0 1 0 1 1 0 0 0 1 0 0 1 0 0 0 1 1
M31
to
Ex.
When indicating the stored data of D350 and D351
Device
code
Head device
D
0
0
0
3
5
*
44
2A
30
30
30
33
35
H
H
H
H
H
H
The device point value becomes "0002" in 16-points units.
Number of
device points
Data
B
1
6
0
0
0
2
A
1
31
36
30
30
30
32
41
42
31
H
H
H
H
H
H
H
H
H
H
2
3
4
C
b15 b14 b13 b12 b11b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
0 1 0 0 1 1 0 0 1 1 0 1
M16
M47
to
Number of
device points
Data
0
0
0
0
2
5
6
A
B
30
30
30
30
32
35
36
41
42
H
H
H
H
H
H
H
H
H
The content of
D350 indicates
56ABH (22187 in
decimal)
Data
D
2
3
4
C
32
33
34
43
44
H
H
H
H
H
D
0
OFF
1
ON
M32
Data
1
7
0
F
31
37
30
46
H
H
H
H
H
The content of
D351 indicates
170FH (5903 in
decimal)
8.1 Data to be Specified in Commands
8 DEVICE ACCESS
75
8