283Alvium USB Cameras User Guide V4.6.1
Camera interfaces
All Alvium USB: Connections
Power supply voltage for I/O cables
If you are using I/O cables, voltage drops may result, causing the following issues:
• The camera cannot be operated.
• The camera does not respond to trigger pulses.
• The output signal to control devices connected to the camera is not
recognized.
Compensation
To provide a proper power supply voltage, adjust the DC input voltage at the open
ends of the cable as shown in Table 146.
I/O use for UART
Table 145 shows which values must be selected to control I/Os using
LineSelector.
Signal LineSelector (GenICam) UART line
EXT-GPIO 0 Line0 Not applicable
EXT-GPIO 1 Line1 Not applicable
EXT-GPIO 2 Line2 UART Tx
EXT-GPIO 3 Line3 UART Rx
Table 145: Value settings to control I/Os using the LineSelector feature
Feature descriptions
For more information in
LineSelector and SerialHub features, see the Alvium
Features Reference at www.alliedvision.com/en/support/
technical-documentation/alvium-usb-documentation.
NOTICE
Damage to camera electronics
The following values apply to the Allied Vision I/O cables shown.
If you are using your own cables, ensure the power supply voltage at the camera
connector side is 4.5 to 5.5 VDC.
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