C.4 software a/d trigger - base+0, Table c-4: register for a/d channel range setting, Software a/d trigger - base+0 – B&B Electronics PCI-1711 - Manual User Manual

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Appendix C

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PCI-1710 series User’s Manual

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C.4 Software A/D Trigger - BASE+0

You can trigger an A/D conversion by software, the card’s on-board
pacer or an external pulse.

BASE+6, Bit 2 to bit 0, select the trigger source.
(see Section C.7, Control Register — BASE+6 )

If you select software triggering, a write to the register BASE+0 with
any value will trigger an A/D conversion.