LM3S1620 Datasheet, PDF (6/485 Pages) List of Unclassifed Manufacturers – Microcontroller

Table of Contents
14.2 Functional Description ............................................................................................................. 334
14.2.1 I²C Bus Functional Overview .................................................................................................... 335
14.2.2 Available Speed Modes ........................................................................................................... 337
14.2.3 Interrupts ................................................................................................................................ 338
14.2.4 Loopback Operation ................................................................................................................ 338
14.2.5 Command Sequence Flow Charts ............................................................................................ 338
14.3 Initialization and Configuration ................................................................................................. 345
14.4 I²C Register Map ..................................................................................................................... 346
14.5 Register Descriptions (I²C Master) ........................................................................................... 347
14.6 Register Descriptions (I2C Slave) ............................................................................................. 360
15 Analog Comparators ....................................................................................................... 369
15.1 Block Diagram ........................................................................................................................ 370
15.2 Functional Description ............................................................................................................. 370
15.2.1 Internal Reference Programming .............................................................................................. 372
15.3 Initialization and Configuration ................................................................................................. 373
15.4 Register Map .......................................................................................................................... 373
15.5 Register Descriptions .............................................................................................................. 374
16 Pulse Width Modulator (PWM) ........................................................................................ 382
16.1 Block Diagram ........................................................................................................................ 382
16.2 Functional Description ............................................................................................................. 382
16.2.1 PWM Timer ............................................................................................................................. 382
16.2.2 PWM Comparators .................................................................................................................. 383
16.2.3 PWM Signal Generator ............................................................................................................ 384
16.2.4 Dead-Band Generator ............................................................................................................. 385
16.2.5 Interrupt Selector ..................................................................................................................... 385
16.2.6 Synchronization Methods ......................................................................................................... 385
16.2.7 Fault Conditions ...................................................................................................................... 386
16.2.8 Output Control Block ............................................................................................................... 386
16.3 Initialization and Configuration ................................................................................................. 386
16.4 Register Map .......................................................................................................................... 387
16.5 Register Descriptions .............................................................................................................. 389
17 Quadrature Encoder Interface (QEI) ............................................................................... 418
17.1 Block Diagram ........................................................................................................................ 418
17.2 Functional Description ............................................................................................................. 419
17.3 Initialization and Configuration ................................................................................................. 421
17.4 Register Map .......................................................................................................................... 421
17.5 Register Descriptions .............................................................................................................. 422
18 Pin Diagram ...................................................................................................................... 435
19 Signal Tables .................................................................................................................... 436
20 Operating Characteristics ............................................................................................... 450
21 Electrical Characteristics ................................................................................................ 451
21.1 DC Characteristics .................................................................................................................. 451
21.1.1 Maximum Ratings ................................................................................................................... 451
21.1.2 Recommended DC Operating Conditions .................................................................................. 451
21.1.3 On-Chip Low Drop-Out (LDO) Regulator Characteristics ............................................................ 452
21.1.4 Power Specifications ............................................................................................................... 452
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September 02, 2007
Preliminary