Datasheet

1016
32072HAVR3210/2012
AT32UC3A3
19.13 Module Configuration ....................................................................................380
20 General-Purpose Input/Output Controller (GPIO) ............................. 381
20.1 Features ........................................................................................................381
20.2 Overview ........................................................................................................381
20.3 Block Diagram ...............................................................................................381
20.4 Product Dependencies ..................................................................................381
20.5 Functional Description ...................................................................................382
20.6 User Interface ................................................................................................386
20.7 Programming Examples ................................................................................401
20.8 Module configuration .....................................................................................403
21 Serial Peripheral Interface (SPI) ......................................................... 404
21.1 Features ........................................................................................................404
21.2 Overview ........................................................................................................404
21.3 Block Diagram ...............................................................................................405
21.4 Application Block Diagram .............................................................................405
21.5 I/O Lines Description .....................................................................................406
21.6 Product Dependencies ..................................................................................406
21.7 Functional Description ...................................................................................406
21.8 User Interface ................................................................................................417
21.9 Module Configuration ....................................................................................443
22 Two-wire Slave Interface (TWIS) ......................................................... 444
22.1 Features ........................................................................................................444
22.2 Overview ........................................................................................................444
22.3 List of Abbreviations ......................................................................................445
22.4 Block Diagram ...............................................................................................445
22.5 Application Block Diagram .............................................................................446
22.6 I/O Lines Description .....................................................................................446
22.7 Product Dependencies ..................................................................................446
22.8 Functional Description ...................................................................................447
22.9 User Interface ................................................................................................457
22.10 Module Configuration ....................................................................................473
23 Two-wire Master Interface (TWIM) ...................................................... 474
23.1 Features ........................................................................................................474
23.2 Overview ........................................................................................................474
23.3 List of Abbreviations ......................................................................................475