# Using Serial with Processing for Android

**URL:** <https://discourse.processing.org/t/using-serial-with-processing-for-android/22974>\
**Category:** Processing for Android\
**Created:** [August 1, 2020, 9:41pm UTC](https://discourse.processing.org/t/using-serial-with-processing-for-android/22974 "2020-08-01T21:41:42Z")\
**Posts on this page:** 1\
**Showing post:** 8

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**Author:** ![noel](https://yyz2.discourse-cdn.com/flex036/user_avatar/discourse.processing.org/noel/32/213_2.png) [@noel](https://discourse.processing.org/u/noel)\
**Post date:** [August 2, 2020, 4:54pm UTC](https://discourse.processing.org/t/using-serial-with-processing-for-android/22974/8 "2020-08-02T16:54:38Z")

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Have you closed all other programs that could be using your serial port, for example arduino serial monitor, hyperterminal, etc. ?

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