Board level cameras provide a GPIO interface through an 8-pin 1.25mm Molex connector located on the USB board. The mating connector is a Molex 51021-0800 receptacle with Molex 50079-8100 wire crimp terminals.
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 HCMOS input with internal 1K ohm pull up resistor.
- PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and Trigger Types.
|
3
| GROUND
| Logic and chassis ground
| 0V reference.
|
4
| GPO1
| General Purpose Output 1
| - 3.3V HCMOS outputs. Maximum current 5mA.
- PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode.
|
5
| GPO2
| General Purpose Output 2
| - 3.3V HCMOS outputs. Maximum current 5mA.
- PixeLINK API-Refer to the functions PxLSetFeature, PxLGetFeature and GPIO Mode.
|
6
| CLOCK
| I2C Clock
| - Both have an internal 1.5K ohm pull up resistor to 3.3 V.
- PixeLINK API-Refer to I2C Bus Communications.
|
7
| DATA
| I2C Data
| - Both have an internal 1.5K ohm pull up resistor.
- PixeLINK API-Refer to I2C Bus Communications.
|
8
| n/c
| No Connection
|
|
