Raspberry Pi Forums • What type of serial connection is on the gpio (B+)?

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What type of serial connection is on the gpio (B+)?

Posted: Mon Jul 14, 2014 7:28 pm

by stanza

Is it RS232, 422, or 485?

It's not in the Pi or Broadcom datasheet.

Thanks.

Re: What type of serial connection is on the gpio (B+)?

Posted: Mon Jul 14, 2014 7:46 pm

by FLYFISH TECHNOLOGIES

Hi,

stanza wrote:Is it RS232, 422, or 485?

None of the listed above.

Best wishes, Ivan Zilic.

Re: What type of serial connection is on the gpio (B+)?

Posted: Mon Jul 14, 2014 7:48 pm

by AndrewS

It's a TLL (3.3V) serial UART.
https://learn.adafruit.com/adafruits-ra ... sole-cable has more info.

Re: What type of serial connection is on the gpio (B+)?

Posted: Mon Jul 14, 2014 7:49 pm

by stanza

AndrewS wrote:It's a TLL (3.3V) serial UART.
https://learn.adafruit.com/adafruits-ra ... sole-cable has more info.

Thanks. (TTL)