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? asked in Computers & InternetSoftware · 5 months ago

Adding boards to the Raspberry Pi 4?

I just wonder, how many boards can be added to the Raspberry Pi 4 I was thinking two.

Update:

i was going to add a power board here https://www.amazon.com/MakerFocus-Raspberry-Expans... and the hifiberry board for better sound here https://www.amazon.com/HiFiBerry-4-26044E-12-DAC2/...

1 Answer

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  • Robert J
    Lv 7
    5 months ago
    Favorite Answer

    The only limits are the "fan out" drive and loading of each output and input, plus power supply capability.

    And cable length for high-speed signals such as I2C or SPI addons.

    Source(s): https://en.wikipedia.org/wiki/Fan-out
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