Talk:GPIO breakout

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Revision as of 14:21, 17 October 2021 by G4KLB (talk | contribs)
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Some changes to the original Portsdown interface were needed with some GPIO changes on the Raspbery PI 4, unused functions were removed and additional ones added.

Interface V2-12.jpg

Parts list here File:Portsdown Interface V2-12 parts.xlsx# Schematic here File:PD 4 INTERFACE V2-12.pdf

GPIO list for the Raspberry 4 with Portsdown here https://wiki.batc.org.uk/Portsdown_4_GPIO_Connections  

PD 4 INTERFACE V2-1 SS.png

The Raspberry PI 4 runs hotter than the Raspberry pi 3 so consideration must be given to allow more space for air flow. I stand off the PCB to accommodate air flow.

7 inch P4.jpg

5 inch screen.jpg