Board level cameras provide an I2C serial interface through a 8-pin 1.25mm Molex connector located on the USB2.0 ,GigE or FireWire Interface Module (IFM).  The mating connector is a Molex 51021-0800 receptacle with Molex 50079-8100 wire crimp terminals.


COM and GPIO Interface Connector


  


                                                             Figure:  Board Level GPIO and Com Connectors.


GPIO and Com connectors mate with a 8-pin 1.25mm cable housing Molex 51021-0800 and crimp terminals Molex 50079-8100.


Table 1: GPIO Interface Pinout and Description



Pin
Pin Name
Function
Comments

1

3.3 V

+3.3 VDC power output

Maximum current available from this pin is 50mA. Maximum external capacitive load on this pin is 50uF.

2

TRIGGER

TRIGGER input

  • 3.3V TTL input has internal 1K ohm pullup resistor and HCMOS inverter.

  • A voltage transition from 3.3V to 0V will initiate a positive trigger.

  • PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and Trigger Types.

3

GROUND

Logic and chassis ground

0V reference.


GP1

General Purpose output 1

  • 3.3V TTL outputs from HCMOS driver maximum current 5mA.

  • PixeLINK API-refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode.


GP2

General Purpose Output 2

  • 3.3V TTL outputs from HCMOS driver maximum current 5mA.

  • PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode

6

GP3

General Purpose Output 3

  • 3.3V TTL outputs from HCMOS driver maximum current 5mA

  • PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode.

7

GP4

General Purpose Output 4

  • 3.3V TTL outputs from HCMOS driver maximum current 5mA

  • PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode.

8

n/c

No connection

  • 3.3V TTL outputs from HCMOS driver maximum current 5mA

  • PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode


Table 2: COM Pinout Description


Pin
Pin Name
Function
Comments

1

3.3V

+3.3 VDC
power output

Maximum current available from this pin is 50mA. Maximum external capacitive load on this pin is 50uF

2

/RESET

Factory use only

For factory use only. Do not connect.

3

GROUND

Logic and chassis ground

0V reference

4

CLOCK

I2C Clock

Both have an internal 3.3k pull-up resistor.

5

DATA

I2C Data

Both have an internal 3.3k pull-up resistor

6

SERIAL OUT

Factory use only

For factory use only. Do not connect.

7

SERIAL IN

Factory use only

For factory use only. Do not connect.

8

n/c

No connection