# quadrature input

**URL:** <https://forums.digi.com/t/quadrature-input/9824>\
**Category:** Rabbit\
**Created:** [February 3, 2009, 5:57am UTC](https://forums.digi.com/t/quadrature-input/9824 "2009-02-03T05:57:07Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![h2olover](https://avatars.discourse-cdn.com/v4/letter/h/9d8465/32.png) [@h2olover](https://forums.digi.com/u/h2olover)\
**Post date:** [February 3, 2009, 5:57am UTC](https://forums.digi.com/t/quadrature-input/9824/1 "2009-02-03T05:57:07Z")

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when using the the qd\_read() function. Which inputs should the encoder be attached to?