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Appendix A Rear Panel Connector Pinout Details
A.1 Rear Panel MOTOR Connectors
The ‘MOTOR DRIVE’ connector is a female, 15-pin D-Type and provides drive
connection to the motors. The pin functions are detailed in Fig. A.1..
Notes
Quadrature X+/-: Differential quadrature pulses of the encoder
Encoder Index I -/+: The differential Index pulse used for homing
Limit -/+: Positive and negative limit switch signals
Stage ID: Unique Thorlabs communication interface signal used to identify the stage
connected.
Fig. A.1
MOTOR DRIVE
connector pin identification
Pin
Description
Pin
Description
1
Quadrature A-
9
GND
2
Quadrature A+
10
Motor Phase C
3
Quadrature B+
11
Motor Phase A
4
Quadrature B-
12
Motor Phase B
5
Encoder Index I-
13
+5 V
6
Encoder Index I+
14
GND
7
Negative Limit
15
Stage ID
8
Positive Limit
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
