LM3S5G51 Datasheet, PDF (6/1266 Pages) Texas Instruments – Stellaris® LM3S5G51 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 ................................................................ 379
Configuring a Peripheral for Ping-Pong Receive ............................................................ 381
Configuring Channel Assignments ................................................................................ 383
Register Map .............................................................................................................. 383
μDMA Channel Control Structure ................................................................................. 385
μDMA Register Descriptions ........................................................................................ 392
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) ........................................................... 422
Signal Description ....................................................................................................... 422
Functional Description ................................................................................................. 427
Data Control ............................................................................................................... 428
Interrupt Control .......................................................................................................... 429
Mode Control .............................................................................................................. 430
Commit Control ........................................................................................................... 430
Pad Control ................................................................................................................. 431
Identification ............................................................................................................... 431
Initialization and Configuration ..................................................................................... 431
Register Map .............................................................................................................. 432
Register Descriptions .................................................................................................. 435
10 General-Purpose Timers ...................................................................................... 478
10.1 Block Diagram ............................................................................................................ 478
10.2 Signal Description ....................................................................................................... 479
10.3 Functional Description ................................................................................................. 482
10.3.1 GPTM Reset Conditions .............................................................................................. 483
10.3.2 Timer Modes ............................................................................................................... 483
10.3.3 DMA Operation ........................................................................................................... 489
10.3.4 Accessing Concatenated Register Values ..................................................................... 490
10.4 Initialization and Configuration ..................................................................................... 490
10.4.1 One-Shot/Periodic Timer Mode .................................................................................... 490
10.4.2 Real-Time Clock (RTC) Mode ...................................................................................... 491
10.4.3 Input Edge-Count Mode ............................................................................................... 491
10.4.4 Input Edge Timing Mode .............................................................................................. 492
10.4.5 PWM Mode ................................................................................................................. 493
10.5 Register Map .............................................................................................................. 493
10.6 Register Descriptions .................................................................................................. 494
11
11.1
11.2
11.2.1
11.3
11.4
11.5
Watchdog Timers ................................................................................................. 525
Block Diagram ............................................................................................................ 526
Functional Description ................................................................................................. 526
Register Access Timing ............................................................................................... 527
Initialization and Configuration ..................................................................................... 527
Register Map .............................................................................................................. 527
Register Descriptions .................................................................................................. 528
12 Analog-to-Digital Converter (ADC) ..................................................................... 550
12.1 Block Diagram ............................................................................................................ 551
12.2 Signal Description ....................................................................................................... 552
12.3 Functional Description ................................................................................................. 554
12.3.1 Sample Sequencers .................................................................................................... 554
12.3.2 Module Control ............................................................................................................ 555
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January 23, 2012
Texas Instruments-Production Data