Adafruit order 27 October 2013 in electronics Tags: adafruit electronics Some items ordered from Adafruit a while back. BeagleBone Black GPIO Extender Cable for Raspberry Pi - 12" long MCP23017 - i2c 16 input/output port expander MCP23008 - i2c 8 input/output port expander Plastic Water Solenoid Valve - 12V - 1/2" Nominal Liquid Flow Meter - Plastic 1/2" NPT Threaded