Description:
The myTWI Portexpander is an add-on and a part of the myTWI series of myAVR. The myAVR product range will be completed with this add-on by a comfortable solution to control further I/O ports.
In the technical description is explained the properties, technical and mechanical data, as well as interface data and pin content. The document contains also the circuit diagram, the address configuration and shows notes for using. In addition the document contains a complete example of use with source code.