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USB-6003 trigger TTL level

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I want to use the PFI of USB-6003 to trigger an AO. But I don't know the TTL logic level. Can I use 1.5V to drive the trigger?

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Solution
Accepted by topic author hgl86

It is stated on the page 4 of USB-6003 Specifications

LO is 0 to 0.8V

HI is 2.3 to 5V

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感谢

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