# AirPrime BX3100 SPI

**URL:** <https://forum.sierrawireless.com/t/airprime-bx3100-spi/16765>\
**Category:** Uncategorized\
**Created:** [June 24, 2019, 8:28pm UTC](https://forum.sierrawireless.com/t/airprime-bx3100-spi/16765 "2019-06-24T20:28:01Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![rafaella.monti](https://avatars.discourse-cdn.com/v4/letter/r/ec9cab/32.png) [@rafaella.monti](https://forum.sierrawireless.com/u/rafaella.monti)\
**Post date:** [June 24, 2019, 8:28pm UTC](https://forum.sierrawireless.com/t/airprime-bx3100-spi/16765/1 "2019-06-24T20:28:01Z")

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Hello! I’m using the AirPrime BX3100 and I need to know if the SPI Interface is currently available. In the datasheet, we can see “Interface support is forthcoming.”, but it is used in Development Board for this chip, produced by Sierra also. Can I use exclusively SPI for new designs?

Rafaella Monti.

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**Author:** ![Brianez](https://sea1.discourse-cdn.com/flex025/user_avatar/forum.sierrawireless.com/brianez/32/3819_2.png) [@Brianez](https://forum.sierrawireless.com/u/Brianez)\
**Post date:** [July 11, 2019, 1:39pm UTC](https://forum.sierrawireless.com/t/airprime-bx3100-spi/16765/2 "2019-07-11T13:39:57Z")

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Follow the attach doc to this function:  
[BX3105 - SPI.pdf](https://forum.sierrawireless.com/uploads/short-url/i2Labnh7zQ4z1iFZUKCQCyl4JNS.pdf) (79.9 KB)