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Instead of asking the Pi Linux kernel to send these signals
Only two pins (SDA & SCL) are required to drive the multiple motors
check out that datasheet here
Wire up to your favorite microcontroller (we suggest an Arduino) to the I2C data lines to set the transmit frequency and play line-level audio into the stereo headphone jack
Adafruit Knit Jersey Conductive Fabric - 20cm square unicorn Instead of asking the PiThis knit jersey conductive fabric is 63% cotton, 35% silver yarn and 2% spandex. Use small pieces for soft switches, plush keypads, capacitive touch sensors, and other textile interfaces. It's very soft and matte, perfect for ironing onto wearables with double sided interfacing. This conductive fabric has different resistance in each direction: 46 ohms per foot across the rows (stretchier direction) and 460 ohms per foot across the columns (less
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