19.5 Message Formats
19.5.5 Formats 7 to 10 (QnA compatible 3C/4C frame)
19 - 47
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
(3) Command, sub-command
Specifies the contents to access from the host to GOT.
The command and sub-command are converted to a 4-digit ASCII code (Hex) and transmitted from
the upper digit.
For details of the commands that can be used, refer to the following.
Section 19.5.2 List of commands
(4) Device code
Specifies the code by which the device data to be read/written is recognized.
The device code is converted to a 2-digit ASCII code (Hex) and transmitted from the upper digit.
For details of the device range that can be accessed, refer to the following.
Section 19.4 Device Data Area
(5) Head device
Specifies the head No. of the device data to be read/written.
Data notated in decimal is converted to a 6-digit ASCII code (Hex) and transmitted from the upper
digit.
For details of the device range that can be accessed, refer to the following.
Section 19.4 Device Data Area
(6) Number of devices
Specifies the number of device data to be read/written. (Setting range: 1 to 40
H)
Data notated in Hex is converted to a 2-digit ASCII code (Hex) and transmitted from the upper digit.
When specifying multiple devices as follows, limit the total number of devices to within 64 points.
(a) When using random read/write command
When setting multiple bit accesses, word accesses or double word accesses, limit the total
number of access points to within 64 points
(b) When using multiple block batch read/write commands
When setting multiple blocks, limit the total number of points of all blocks to within 64 points.
(7) Year, month, day, hour, minute, second and day of the week data
Specifies year, month, day, hour, minute, second, and day of the week to be read/set to the GOT
clock data.
Data notated in decimal is converted to a 2-digit ASCII code (Hex) and transmitted from the upper
digit.
(1)Read clock data (1901) command
(2)Set clock data (0901) command
(8) Error Code
This is the response message at faulty communication appended with error contents.
Data notated in Hex is converted to a 4-digit ASCII code (Hex) and transmitted from the upper digit.
For details of error codes that are generated in formats 7 to 10 (QnA compatible 3C/4C frame),
refer to the following:
Error code list
When connecting a microcomputer, etc. that uses the MC protocol of the Q/QnA series
serial communication module with the GOT
When connecting a microcomputer, etc. that uses the MC protocol of the Q/QnA
series serial communication module with the GOT, correct the commands to be
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