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USC-3 Manual > Board And Connectors > Laser, I/O - 37 pin

Laser, I/O - 37 pin
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This connector provides all signals commonly used to control laser interfaces and allows to connect external control units like PLC, PC, etc. over opto-isolated IO lines. It also provides the power lines when driving the unit in self powered mode.

Type

Name

Pin number

  Laser_IO_-_37_pin

  Figure 5: Laser, I/O - 37 pin assignment

Output

Laser_Gate

pin 31

Laser_A

pin 13

Laser_B

pin 12

DAC_A

pin 10

DAC_B

pin 29

Laser_Port_0

pin 19

Laser_Port_1

pin 37

Laser_Port_2

pin 18

Laser_Port_3

pin 36

Laser_Port_4

pin 17

Laser_Port_5

pin 35

Laser_Port_6

pin 16

Laser_Port_7

pin 34

Opto_Out_0

pin 3

Opto_Out_1

pin 22

Opto_Out_2

pin 4

Opto_Out_3

pin 23

Opto_Out_4

pin 27

Opto_Out_5

pin 28

RS-232_Out

pin 32

Input

Opto_In_0

pin 1

Opto_In_1

pin 20

Opto_In_2

pin 2

Opto_In_3

pin 21

Opto_In_4

pin 8

Opto_In_5

pin 9

MOTF_Ch_0_A

pin 7

MOTF_Ch_0_B

pin 26

RS-232_In

pin 33

Power

Ext_VCC

pin 24

Main power supply for USC-3.

Opto_VCC

pin 5

Power supply for Opto_Out, not powered by default.

Laser_VCC

pin 11

Power Supply for opto-coupler for LASER_GATE, LASER_A, LASER_B. By default powered via main power supply.

SJ Laser-VCC

Solder jumper

Select the Laser_VCC supply, default is internal

Ground

GND

pins 14, 15, 25

Corresponding ground for EXT_VCC. All GND are connected internally.

Shield SJ1, SJ2

Solder jumper

SJ1 and SJ2 can be used to connect the cable shield to GND. By default these solder jumpers are open.

Opto_GND

pin 6

Corresponding ground for Opto_VCC.

Laser_GND

pin 30

Corresponding ground for Laser_VCC.

SJ Laser-GND

Solder jumper

Select the Laser_GND supply, default is internal

Table 15: Laser, I/O - 37 pin assignment