link to page 4 link to page 4 link to page 4 link to page 5 link to page 5 link to page 5 link to page 6 link to page 6 link to page 7 link to page 7 link to page 9 link to page 10 link to page 11 link to page 11 link to page 11 link to page 11 WIZ-IP55 User ManualTable of Contents1 Introduction .. 3 1.1 Overview ... 3 1.1.1 Functional Features .. 3 1.1.2 Product features .. 4 1.2 Product Specifications ... 4 1.2.1 Electrical Parameters .. 4 1.2.2 Mechanical Dimensions ... 5 1.2.3 Temperature Characteristics ... 5 2 Hardware Section Description .. 6 2.1 Hardware Circuit Description ... 6 2.2 Introduction to the Development Board .. 8 2.3 Quick Evaluation Wiring Instructions ... 9 3 SPI operations .. 10 4 Sequence Diagram .. 10 4.1 Reset Timing Sequence ... 10 4.2 SPI Timing Sequence .. 10 WIZ-IP55 User Manual2 / 10