LM3S818-IQN50-C2 Datasheet, PDF (7/569 Pages) Texas Instruments – LM3S818 Microcontroller

NRND: Not recommended for new designs.
Stellaris^® LM3S818 Microcontroller
14 Pulse Width Modulator (PWM) ............................................................................ 457
14.1 Block Diagram ............................................................................................................ 458
14.2 Signal Description ....................................................................................................... 459
14.3 Functional Description ................................................................................................. 459
14.3.1 PWM Timer ................................................................................................................. 459
14.3.2 PWM Comparators ...................................................................................................... 460
14.3.3 PWM Signal Generator ................................................................................................ 461
14.3.4 Dead-Band Generator ................................................................................................. 462
14.3.5 Interrupt/ADC-Trigger Selector ..................................................................................... 462
14.3.6 Synchronization Methods ............................................................................................ 462
14.3.7 Fault Conditions .......................................................................................................... 463
14.3.8 Output Control Block ................................................................................................... 463
14.4 Initialization and Configuration ..................................................................................... 463
14.5 Register Map .............................................................................................................. 464
14.6 Register Descriptions .................................................................................................. 466
15 Quadrature Encoder Interface (QEI) ................................................................... 496
15.1 Block Diagram ............................................................................................................ 496
15.2 Signal Description ....................................................................................................... 497
15.3 Functional Description ................................................................................................. 497
15.4 Initialization and Configuration ..................................................................................... 499
15.5 Register Map .............................................................................................................. 500
15.6 Register Descriptions .................................................................................................. 501
16 Pin Diagram .......................................................................................................... 514
17 Signal Tables ........................................................................................................ 515
17.1 Signals by Pin Number ................................................................................................ 515
17.2 Signals by Signal Name ............................................................................................... 517
17.3 Signals by Function, Except for GPIO ........................................................................... 519
17.4 GPIO Pins and Alternate Functions .............................................................................. 521
17.5 Connections for Unused Signals ................................................................................... 522
18 Operating Characteristics ................................................................................... 523
19 Electrical Characteristics .................................................................................... 524
19.1 DC Characteristics ...................................................................................................... 524
19.1.1 Maximum Ratings ....................................................................................................... 524
19.1.2 Recommended DC Operating Conditions ...................................................................... 524
19.1.3 On-Chip Low Drop-Out (LDO) Regulator Characteristics ................................................ 525
19.1.4 GPIO Module Characteristics ....................................................................................... 525
19.1.5 Power Specifications ................................................................................................... 525
19.1.6 Flash Memory Characteristics ...................................................................................... 526
19.2 AC Characteristics ....................................................................................................... 526
19.2.1 Load Conditions .......................................................................................................... 526
19.2.2 Clocks ........................................................................................................................ 527
19.2.3 JTAG and Boundary Scan ............................................................................................ 527
19.2.4 Reset ......................................................................................................................... 529
19.2.5 Sleep Modes ............................................................................................................... 531
19.2.6 General-Purpose I/O (GPIO) ........................................................................................ 531
19.2.7 Analog-to-Digital Converter .......................................................................................... 532
19.2.8 Synchronous Serial Interface (SSI) ............................................................................... 533
June 18, 2012
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