Multipurpose I2C IO Extension Module Arduino compatible library and samples
Multipurpose I2C IO Extension (P1004) Module Arduino Library
P1004 Module is member of Smartacus Extensions product family.
The module is a I2C controlled, dynamic addressed, four port digital I/O extender which provides user selectable functions.
Selcuk Iyikalender - Turkay Kaynak
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Smartacus: http://smartacus.proeglobal.com
Extension(s): http://smartacus.proeglobal.com/ext