deqmas
Posts: 1
Joined: Thu May 06, 2021 1:30 pm

USB ports

Thu May 06, 2021 1:38 pm

hi i would like to know since raspberry pi 4 have Two USB 3.0 and two USB 2.0 ports. can i use all the ports to connect to ESP8266? i have done 3 and when using the arduino ide, it shows the port USB1, USB2, USB3 and i tried to connect another ESP8266 on a free USB slot, but no port appear in the arduino ide. can someone clarify for me, thank you in advance

fruitoftheloom
Posts: 26818
Joined: Tue Mar 25, 2014 12:40 pm
Location: Delightful Dorset

Re: USB ports

Thu May 06, 2021 7:37 pm

deqmas wrote:
Thu May 06, 2021 1:38 pm
hi i would like to know since raspberry pi 4 have Two USB 3.0 and two USB 2.0 ports. can i use all the ports to connect to ESP8266? i have done 3 and when using the arduino ide, it shows the port USB1, USB2, USB3 and i tried to connect another ESP8266 on a free USB slot, but no port appear in the arduino ide. can someone clarify for me, thank you in advance

How much power are you drawing, the total for all 4 ports, not per port, is 1200mA. That is assuming you are using the Official Power Supply:

https://www.raspberrypi.org/documentati ... ower-specs
The information is out there....you just have to let it in.

My other Linux machines: ChromeBox
https://www.aliexpress.com/item/32966393971.html
& Stone Desktop Intel CoreDuo circa 2010

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