
B--65245EN/02
4. DIRECT COMMANDSHANDLING
121
(9) Reading data continuously
The host can read servo amplifier unit status data such as the absolute
position, machine position, and servo delay, continuously.
#7 #6 #5 #4 #3 #2 #1 #0
Yy+4 Control flag 1
Yy+5 01000001
(0x41)
Yy+6 Number of data items to be read (NOTE)
Read data specification 1
Read data specification n
NOTE
Up to four data items can be specified for reading. When
continuous read operation is canceled, the host sets 0 as
the number of data items.
#7 #6 #5 #4 #3 #2 #1 #0
Xx+4 Control flag 2
Xx+5 01000001
(0x41)
Xx+6 Reserved Execution result
Read data specification 1
Read data specification n
NOTE
The data length varies according to the specifie d data.
The types of data to be read continuously are specified using t he
following codes. The read data format for each code is also shown
below.
(a) Reading the absolute coordinates 0x01
(b) Reading the machine coordinates 0x02
(c) Reading the servo position deviation 0x03
(d) Reading the accumulated pulses in
acceleration/deceleration 0x04
(e) Reading the actual feedrate 0x05
(f) Reading the slave status 0x06
D Instruction command
format
D Response command
format