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C3S: Add analog switch to OPD_SDA and OPD_SCL lines on C3 surrogate #2

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cesarordaz opened this issue Nov 28, 2021 · 1 comment
Open

C3S: Add analog switch to OPD_SDA and OPD_SCL lines on C3 surrogate #2

cesarordaz opened this issue Nov 28, 2021 · 1 comment
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@cesarordaz
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@andrewgreenberg
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In particular, use a "power-off safe" analog switch (see UART lines on Battery v3) so that the Trinket can be powered off and it doesn't kill the I2C lines.

@andrewgreenberg andrewgreenberg added the bug Something isn't working label Dec 1, 2021
@andrewgreenberg andrewgreenberg changed the title Add analog switch to OPD_SDA and OPD_SCL lines on C3 surrogate C3S: Add analog switch to OPD_SDA and OPD_SCL lines on C3 surrogate Jan 11, 2023
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