# \[Hilo\] How many GPIOs are available on my Hilov1 module?

**URL:** <https://forum.sierrawireless.com/t/hilo-how-many-gpios-are-available-on-my-hilov1-module/6628>\
**Category:** HL Series FAQ\
**Created:** [July 24, 2013, 6:32am UTC](https://forum.sierrawireless.com/t/hilo-how-many-gpios-are-available-on-my-hilov1-module/6628 "2013-07-24T06:32:33Z")\
**Posts on this page:** 1\
**Page:** 1

<div class="post-metadata">

**Author:** ![FAQ\_Poster](https://avatars.discourse-cdn.com/v4/letter/f/f9ae1b/32.png) [@FAQ\_Poster](https://forum.sierrawireless.com/u/FAQ_Poster)\
**Post date:** [July 24, 2013, 6:32am UTC](https://forum.sierrawireless.com/t/hilo-how-many-gpios-are-available-on-my-hilov1-module/6628/1 "2013-07-24T06:32:33Z")

</div>

Answer: In HiloV1, 5 GPIOs are available. Another 3 GPIOs are also available if you do not want to use the SPI but be very careful with that. SPI is used for get internal traces to debug issues.