# Peripherals used by freertos in at91sam7a3

**URL:** <https://forums.freertos.org/t/peripherals-used-by-freertos-in-at91sam7a3/4601>\
**Category:** Kernel\
**Created:** [January 11, 2006, 2:25pm UTC](https://forums.freertos.org/t/peripherals-used-by-freertos-in-at91sam7a3/4601 "2006-01-11T14:25:16Z")\
**Posts on this page:** 3\
**Page:** 1

<div class="post-metadata">

**Author:** ![system](https://d2v6vdsk2p900z.cloudfront.net/original/1X/7fc8fdb729c645aab5b20282bbe34e57cb407be6.jpeg) [@system](https://forums.freertos.org/u/system)\
**Post date:** [January 11, 2006, 2:25pm UTC](https://forums.freertos.org/t/peripherals-used-by-freertos-in-at91sam7a3/4601/1 "2006-01-11T14:25:16Z")

</div>

**nobody** wrote on [Wednesday, January 11, 2006](https://sourceforge.net/p/freertos/discussion/382005/thread/caf95aa0/#0f54):

Hi

I’m using freertos whith at91sam7a3 microconrtoller. I’d like to know wich peripherals are used by freertos. In particualar, wich timers (0,1 or 2) are not used by freertos?

Thanks.

---

<div class="post-metadata">

**Author:** ![system](https://d2v6vdsk2p900z.cloudfront.net/original/1X/7fc8fdb729c645aab5b20282bbe34e57cb407be6.jpeg) [@system](https://forums.freertos.org/u/system)\
**Post date:** [January 11, 2006, 2:57pm UTC](https://forums.freertos.org/t/peripherals-used-by-freertos-in-at91sam7a3/4601/2 "2006-01-11T14:57:52Z")

</div>

**nobody** wrote on [Wednesday, January 11, 2006](https://sourceforge.net/p/freertos/discussion/382005/thread/caf95aa0/#0f54/c777):

By default the PIT is used.&nbsp; Take a look at the function prvSetupTimerInterrupt() in port.c.&nbsp; You can change it to use something else if you want.

---

<div class="post-metadata">

**Author:** ![system](https://d2v6vdsk2p900z.cloudfront.net/original/1X/7fc8fdb729c645aab5b20282bbe34e57cb407be6.jpeg) [@system](https://forums.freertos.org/u/system)\
**Post date:** [January 11, 2006, 3:55pm UTC](https://forums.freertos.org/t/peripherals-used-by-freertos-in-at91sam7a3/4601/3 "2006-01-11T15:55:31Z")

</div>

**nobody** wrote on [Wednesday, January 11, 2006](https://sourceforge.net/p/freertos/discussion/382005/thread/caf95aa0/#0f54/a575):

Thanks a lot!!

Can I find your answer into the site [http://www.freertos.org/](http://www.freertos.org/) ? I did not find it.

By