Chris Hamilton-
Copper Pours
08/17/2015 at 20:17 • 0 commentsWith the new design with i2c solder bridge, we have lost some of the copper pours. It shouldn't matter, but there are a lot more close traces now.
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Improve Solder bridges
08/17/2015 at 20:16 • 0 commentsWe have narrowed the solder bridges in recent design to improve solderability.
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Adding i2c pull up option
08/17/2015 at 17:49 • 0 commentsAlong with switching to 4.7k, we also fit in a solder bridge to make the i2c pull up resistors optional.
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Rev 1.1
02/18/2015 at 15:29 • 0 commentsI have exposed the address pins as solder bridges that are hopefully big enough for hand soldering. In this rev I switched to QFN packaging to fit the added footprints. The castellation layout has been made compatible with other i2c boards.
PCA9685 ERM Haptic Driver Flex Module
The PCA9685 with forward current configuration to driver up to 16 motors (with the help of Darlington arrays). For sale on Tindie.