Hi,I saw these and thought handy for those pin hungry ideas. Anyone use one or similar? These are cheaper than ebay wait for weeks ones. http://uk.farnell.com/microchip/mcp23s17-e-sp/ic-16bit-i-o-expander-spi-23s17/dp/1292238
that site is down. this chip
http://www.topqualitytools.co.uk/ic-io-expander-16bit-i2c-28dip-mcp23017-e-sp/?utm_medium=googleshopping&utm_source=bc&gclid=CjwKEAiAq8bEBRDuuOuyspf5oyMSJAAcsEyW8AKrWa-lVENepOuljZzuBsMWUXTE7hwV7G6ga1oa5hoCInnw_wcB
that site is down. this chip
http://www.topqualitytools.co.uk/ic-io-expander-16bit-i2c-28dip-mcp23017-e-sp/?utm_medium=googleshopping&utm_source=bc&gclid=CjwKEAiAq8bEBRDuuOuyspf5oyMSJAAcsEyW8AKrWa-lVENepOuljZzuBsMWUXTE7hwV7G6ga1oa5hoCInnw_wcB
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