LM3S5D56 Datasheet, PDF (6/1146 Pages) Texas Instruments – Stellaris® LM3S5D56 Microcontroller

Table of Contents
8.3.3
8.3.4
8.3.5
8.4
8.5
8.6
Configuring a Peripheral for Simple Transmit ................................................................ 373
Configuring a Peripheral for Ping-Pong Receive ............................................................ 375
Configuring Channel Assignments ................................................................................ 377
Register Map .............................................................................................................. 377
μDMA Channel Control Structure ................................................................................. 379
μDMA Register Descriptions ........................................................................................ 386
9
9.1
9.2
9.2.1
9.2.2
9.2.3
9.2.4
9.2.5
9.2.6
9.3
9.4
9.5
General-Purpose Input/Outputs (GPIOs) ........................................................... 416
Signal Description ....................................................................................................... 416
Functional Description ................................................................................................. 418
Data Control ............................................................................................................... 420
Interrupt Control .......................................................................................................... 421
Mode Control .............................................................................................................. 422
Commit Control ........................................................................................................... 422
Pad Control ................................................................................................................. 423
Identification ............................................................................................................... 423
Initialization and Configuration ..................................................................................... 423
Register Map .............................................................................................................. 424
Register Descriptions .................................................................................................. 426
10 General-Purpose Timers ...................................................................................... 467
10.1 Block Diagram ............................................................................................................ 467
10.2 Signal Description ....................................................................................................... 468
10.3 Functional Description ................................................................................................. 469
10.3.1 GPTM Reset Conditions .............................................................................................. 470
10.3.2 Timer Modes ............................................................................................................... 470
10.3.3 DMA Operation ........................................................................................................... 477
10.3.4 Accessing Concatenated Register Values ..................................................................... 477
10.4 Initialization and Configuration ..................................................................................... 478
10.4.1 One-Shot/Periodic Timer Mode .................................................................................... 478
10.4.2 Real-Time Clock (RTC) Mode ...................................................................................... 479
10.4.3 Input Edge-Count Mode ............................................................................................... 479
10.4.4 Input Edge Timing Mode .............................................................................................. 480
10.4.5 PWM Mode ................................................................................................................. 480
10.5 Register Map .............................................................................................................. 481
10.6 Register Descriptions .................................................................................................. 482
11
11.1
11.2
11.2.1
11.3
11.4
11.5
Watchdog Timers ................................................................................................. 513
Block Diagram ............................................................................................................ 514
Functional Description ................................................................................................. 514
Register Access Timing ............................................................................................... 515
Initialization and Configuration ..................................................................................... 515
Register Map .............................................................................................................. 515
Register Descriptions .................................................................................................. 516
12 Analog-to-Digital Converter (ADC) ..................................................................... 538
12.1 Block Diagram ............................................................................................................ 539
12.2 Signal Description ....................................................................................................... 540
12.3 Functional Description ................................................................................................. 541
12.3.1 Sample Sequencers .................................................................................................... 541
12.3.2 Module Control ............................................................................................................ 542
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January 23, 2012
Texas Instruments-Production Data