19.4 Device Data Area
19.4.4 M devices
19 - 17
17
CONNECTION TO
ALLEN-BRADLEY PLC
18
CONNECTION TO
SIEMENS PLC
19
MICROCOMPUTER
CONNECTION
20
CONNECTION TO OMRON
TEMPERATURE
CONTROLLER
21
CONNECTION TO
YAMATAKE TEMPERATURE
CONTROLLER
22
CONNECTION TO RKC
TEMPERATURE
CONTROLLER
23
CONNECTION TO
FREQROL SERIES
INVERTER
24
SERVO AMPLIFIER
CONNECTION
19.4.4 M devices
The M devices are bit devices into which user data are stored.
All of these devices can be used as a user area.
1 List of M devices and differences in address specification by data format
The following shows the M devices (virtual devices inside the GOT).
The address specification values different depending on the data format are also given below.
*1
*1 For the address specification method for each data format, refer to the following.
Section 19.5 Message Formats
• Formats 1, 2 : GOT-A900 Series microcomputer connection
• Formats 3 to 6 : A compatible 1C frame
• Formats 7 to 10 : QnA compatible 3C/4C frame
• Formats 11 to 13 : Digital Electronics Corporation's memory link method
• Formats 14, 15 : GOT-F900 Series microcomputer connection
*2 For reading or writing data in word units, specify the addresses in 16-point units. (Example: M0, M16, M32, etc.)
Address Address specification value
b7 b6 b5 b4 b3 b2 b1 b0
Formats
1, 2
Formats
3 to 6
Formats
7 to 10
Formats
11 to 13
Formats
14, 15
M7 M6 M5 M4 M3 M2 M1 M0
8320
Same as address
column on left
*2
2080H
2000H
M15 M14 M13 M12 M11 M10 M9 M8 2001H
M23 M22 M21 M20 M19 M18 M17 M16
8321 2081H
2002H
M31 M30 M29 M28 M27 M26 M25 M24 2003H
to to to to
M2039 M2038 M2037 M2036 M2035 M2034 M2033 M2032
8447 20FFH
20FEH
M2047 M2046 M2045 M2044 M2043 M2042 M2041 M2040
20FFH
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