2.2 Command Header Section of Main Command Area
2.2.1 Command Code (CMD/RCMD)
2-5
2
Command Format
2.2
Command Header Section of Main Command Area
This section describes the command header section of the main command area.
2.2.1
Command Code (CMD/RCMD)
This is the command code that defines the meaning of the messaging. Byte 0 of the command
format is defined as the CMD/RCMD field. The data set in this field of the response data is a
copy of that of the command data.
The following table shows the command codes.
*1.
This column shows whether the commands can be used with the
Σ
-7 Series.
: Can be used,
Δ
: Can be used with restrictions (Refer to the section for each command for actual restric-
tions.),
×
: Cannot be used.
Profile
Command
Code
Command
Operation
Applicability
*1
Communica-
tion Phases
*3
1
2
3
Common
Com-
mands
00h
NOP
No operation
–
01h
PRM_RD
Read parameter
×
*2
–
×
×
02h
PRM_WR
Write parameter
×
*2
–
×
×
03h
ID_RD
Read ID
–
04h
CONFIG
Device setup request
Δ
–
05h
ALM_RD
Read alarm/warning
Δ
–
06h
ALM_CLR
Clear alarm/warning state
–
0Dh
SYNC_SET
Request for establishing syn-
chronization
–
Δ
0Eh
CONNECT
Request for establishing con-
nection
Δ
Δ
0Fh
DISCONNECT
Request for releasing connec-
tion
1Bh
PPRM_RD
Read stored parameter
×
*2
–
×
×
1Ch
PPRM_WR
Write stored parameter
×
*2
–
×
×
1Dh
MEM_RD
Read memory
Δ
–
1Eh
MEM_WR
Write memory
Δ
–
Servo
Com-
mands
20h
POS_SET
Set coordinates
–
21h
BRK_ON
Request for applying brake
–
22h
BRK_OFF
Release brake
–
23h
SENS_ON
Request for turning sensor ON
–
24h
SENS_OFF
Request for turning sensor
OFF
–
30h
SMON
Monitor servo status
–
31h
SV_ON
Servo ON
–
32h
SV_OFF
Servo OFF
–
34h
INTERPOLATE
Interpolation
–
×
35h
POSING
Positioning
–
36h
FEED
Constant speed feed
–
37h
EX_FEED
Positioning at constant speed
by external input
–
39h
EX_POSING
Positioning by external input
–
3Ah
ZRET
Zero point return
–
3Ch
VELCTRL
Velocity control
–
3Dh
TRQCTRL
Torque control
–
40h
SVPRM_RD
Read servo parameter
Δ
–
41h
SVPRM_WR
Write servo parameter
–