# Bluetooth hc-05 mac arduino

**URL:** <https://discourse.processing.org/t/bluetooth-hc-05-mac-arduino/24782>\
**Category:** Processing for Android\
**Created:** [October 21, 2020, 4:54am UTC](https://discourse.processing.org/t/bluetooth-hc-05-mac-arduino/24782 "2020-10-21T04:54:41Z")\
**Posts on this page:** 2\
**Page:** 1

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**Author:** ![seoha](https://avatars.discourse-cdn.com/v4/letter/s/73ab20/32.png) [@seoha](https://discourse.processing.org/u/seoha)\
**Post date:** [October 21, 2020, 4:54am UTC](https://discourse.processing.org/t/bluetooth-hc-05-mac-arduino/24782/1 "2020-10-21T04:54:41Z")

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MacBook and bluetooth hc-05 are not connected. What should I do?😂😂

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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:** [October 21, 2020, 6:27am UTC](https://discourse.processing.org/t/bluetooth-hc-05-mac-arduino/24782/2 "2020-10-21T06:27:19Z")

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> [@seoha](#):
>
> What should I do?

You should give more details.  
Is the baudrate in the console the same as in the arduino console?  
How does the led blink?  
What com port?  
And so on.  
Some links [here](https://learn.sparkfun.com/tutorials/connecting-arduino-to-processing), and [here](https://www.filipeflop.com/blog/tutorial-arduino-bluetooth-hc-05-mestre/), (use google translate.)