16.5
Register Descriptions (I2C Master) ........................................................................................... 481
16.6
Register Descriptions (I2C Slave) ............................................................................................. 494
17
Univeral Serial Bus (USB) Controller ............................................................................. 503
17.1
Block Diagram ........................................................................................................................ 503
17.2
Functional Description ............................................................................................................. 504
17.2.1 Operation as a Device ............................................................................................................. 504
17.2.2 Operation as a Host ................................................................................................................ 509
17.3
Initialization and Configuration ................................................................................................. 513
17.3.1 Pin Configuration ..................................................................................................................... 513
17.3.2 Endpoint Configuration ............................................................................................................ 513
17.4
Register Map .......................................................................................................................... 514
17.5
Register Descriptions .............................................................................................................. 517
18
Analog Comparators ....................................................................................................... 591
18.1
Block Diagram ........................................................................................................................ 591
18.2
Functional Description ............................................................................................................. 592
18.2.1 Internal Reference Programming .............................................................................................. 593
18.3
Initialization and Configuration ................................................................................................. 594
18.4
Register Map .......................................................................................................................... 594
18.5
Register Descriptions .............................................................................................................. 595
19
Pulse Width Modulator (PWM) ........................................................................................ 603
19.1
Block Diagram ........................................................................................................................ 603
19.2
Functional Description ............................................................................................................. 604
19.2.1 PWM Timer ............................................................................................................................. 604
19.2.2 PWM Comparators .................................................................................................................. 604
19.2.3 PWM Signal Generator ............................................................................................................ 605
19.2.4 Dead-Band Generator ............................................................................................................. 606
19.2.5 Interrupt/ADC-Trigger Selector ................................................................................................. 607
19.2.6 Synchronization Methods ......................................................................................................... 607
19.2.7 Fault Conditions ...................................................................................................................... 608
19.2.8 Output Control Block ............................................................................................................... 609
19.3
Initialization and Configuration ................................................................................................. 609
19.4
Register Map .......................................................................................................................... 610
19.5
Register Descriptions .............................................................................................................. 612
20
Quadrature Encoder Interface (QEI) ............................................................................... 657
20.1
Block Diagram ........................................................................................................................ 657
20.2
Functional Description ............................................................................................................. 658
20.3
Initialization and Configuration ................................................................................................. 660
20.4
Register Map .......................................................................................................................... 660
20.5
Register Descriptions .............................................................................................................. 661
21
Pin Diagram ...................................................................................................................... 674
22
Signal Tables .................................................................................................................... 675
23
Operating Characteristics ............................................................................................... 690
24
Electrical Characteristics ................................................................................................ 691
24.1
DC Characteristics .................................................................................................................. 691
24.1.1 Maximum Ratings ................................................................................................................... 691
24.1.2 Recommended DC Operating Conditions .................................................................................. 691
7
April 08, 2008
Preliminary
LM3S3748 Microcontroller