Part 1 specification, Caution – IAI America REXT User Manual
Page 191
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Part 1 Specification
Chapter 3 Gateway R unit
167
Part 1 Specification
z
Speed Write Query
Field name
RTU mode data
(8 bits)
Data length
(bytes)
Remarks
Header
None
-
Slave address
3F H
1
Fixed.
Function code
10 H
1
Starting address
(upper)
F6 H
Starting address
(lower)
02 H
2
Initial request command register address of axis
(0)
Number of registers
(upper)
00 H
Number of registers
(lower)
05 H
2
The number of registers is 5.
Bytes
0A H
1
Number of registers x 2 = 10 (0AH)
New data 1
(upper)
10 H
New data 1
(lower)
02 H
1 each for upper
and lower words
2
Request command (speed write)
New data 2
(upper)
00 H
New data 2
(lower)
0A H
1 each for upper
and lower words
2
Data 0: Position No. 10 is specified.
New data 3
(upper)
00 H
New data 3
(lower)
C8 H
1 each for upper
and lower words
2
Data 1: Lower word of speed data
New data 4
(upper)
00 H
New data 4
(upper)
00 H
1 each for upper
and lower words
2
Data 2: Upper word of speed data
New data 5
(upper)
00 H
New data 5
(upper)
00 H
1 each for upper
and lower words
2
Data 3: An axis number is specified (axis 0).
Error check
(CRC)
16 bits
2
Based on calculation result (5735)
Trailer
None
-
Total bytes
19
Sent Query:
3F10F60200050A1002000A00C80000
00005735
Received Response: 3F10F6020005969C
Caution
Each gateway command must be cleared after use. If the command area is not cleared, the next command cannot be
accepted.
Query sent in this example: 3F 06 F602 0000 1F5C
Request command clear code
Request command area address
-191-