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uEye DirectShow 4.97

Syntax

IO_GetGPIO (INT* pnIO)

Description

Returns the additional digital outputs (GPIO) on some uEye models.

hint_info

The General Purpose IO (GPIO) are only available on some uEye camera series. The GPIO are not potential-free and have no protective circuit. For information on GPIO wiring, please refer to the "Electrical specifications" chapter in the uEye manual.

Parameter

pnIO: Reads the states of the GPIOs. If a GPIO is configured as input this reads the signal applied to the GPIO.

Interface

IuEyeIO

Related functions

IO_SetGPIO

IO_SetIOMask