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OSH Park
FemtoI2C_r1
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FemtoI2C_r1
by![](../../gravatar.com/avatar/3f6301130e7bdf721decf4ba1b2f9891ea98.jpeg?s=16)
2
layer board of
1.35x0.80
inches
(34.24x20.32
mm).
Shared on
July 30th, 2013 23:00.
SOIC Breakout board for the NXP PCA9555A chip. Provides additional GPIO pins to any microcontroller.