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.

4

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.
5

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