R01AN5644EJ0100 Rev.1.00
Page 36 of 62
Jan 22, 2021
Reference Guide for a 2-Axis Robot Arm with 2-Phase Stepping
Motors Incorporating Resolvers
RX24T, RX72M,
RAA3064002GFP/RAA3064003GFP
2.3.4 List of Parameters
Table 2-4 shows the parameters managed by the NC software.
Table 2-4 List of Managed Parameters
Medium item Minor Item
Unit
Parameter Name
Range
Initial
Value
R/W from
GUI
CP mode in
trajectory
calculation
Tangential speed *
1
mm/s
Trajectory_POINTSPEED
0 to 5,000
100
R/W
Acceleration time *
1
ms
Trajectory_ACCELTIME_ms
0 to 255
50
R/W
Arm lengths
(L1, L2) *
1
mm
Trajectory_ARMLENGTH_L1
Trajectory_ARMLENGTH_L2
1 to 255
L1: 120
L2: 120
R/W
Directions of motor
rotation (
θ
1,
θ
2) *
2
—
Trajectory_MOTORROLL_1
Trajectory_MOTORROLL_2
-1 or 1
θ
1: 1
θ
2: 1
R/W
Step time *
1
ms
Trajectory_STEPTIME
0.5 to 5
(multiple of 0.5)
1
R/W
Permissible error *
1
mm
Trajectory_ERRORRANGE
0.001 to 5
0.01
R/W
Maximum error
correction count *
2
Count
Trajectory_MAX_ERROR_
CORRECTION
0 to 255
2
R/W
Offset
(
θ
1,
θ
2) *
1
°
(degrees)
Trajectory_OFFSET_1
Trajectory_OFFSET_2
-180 to 180
θ
1: 0
θ
2: 0
Disabled
PTP mode *
2
Maximum speed
RPM
Api_PTP_MAXSPEED
0 to 65,535
100
R/W
Acceleration time
ms
Api_PTP_ACCERATIONTIME
0 to 65,535
50
R/W
Communication
*
2
Intervals of sync
commands
μ
s
CtrlMotor_CP_SYNC_
INTERVAL
500 to 5,000
(multiple of 500)
2,000
Disabled
Timeout period in
CP mode
μ
s
TIMEOUT_CP_us
0 to 1,000
100
Disabled
Timeout period in
modes other than
CP mode
μ
s
TIMEOUT_OUT_us
0 to 5,000
1,000
Disabled
Retry count
Count
NUM_RETRY
0 to 255
1
Disabled
Size of buffer for
data reception from
GUI
Byte
CommPC_BUFSIZE_RCV
0 to 5,000
2,048
Disabled
Size of buffer for
commands from
GUI
Number of
commands
COMMAND_SIZE
0 to 1,000
100
Disabled
Size of buffer for
data transmission to
GUI
Byte
CommPC_BUFSIZE_SEND
0 to 1,000
4,096
Disabled
Baud rate for
communication with
RX24T
bps
RX24T_BAUDRATE
10M, 5M, 4M, 2M, or
1M bps is assumed
2,000,000 Disabled
Baud rate for
communication with
PC
bps
—
115.2 kbps only
115,200
Disabled
Notes: 1. A decimal number can be entered.
2. Only integers can be entered.