LM3S5747 Datasheet, PDF (6/890 Pages) Texas Instruments – Stellaris® LM3S5747 Microcontroller

Table of Contents
8.3.2
8.3.3
8.3.4
8.4
8.5
8.6
Configuring a Memory-to-Memory Transfer ................................................................... 308
Configuring a Peripheral for Simple Transmit ................................................................ 310
Configuring a Peripheral for Ping-Pong Receive ............................................................ 311
Register Map .............................................................................................................. 314
μDMA Channel Control Structure ................................................................................. 315
μDMA Register Descriptions ........................................................................................ 321
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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) ........................................................... 355
Signal Description ....................................................................................................... 355
Functional Description ................................................................................................. 359
Data Control ............................................................................................................... 361
Interrupt Control .......................................................................................................... 362
Mode Control .............................................................................................................. 363
Commit Control ........................................................................................................... 363
Pad Control ................................................................................................................. 363
Identification ............................................................................................................... 364
Initialization and Configuration ..................................................................................... 364
Register Map .............................................................................................................. 365
Register Descriptions .................................................................................................. 367
10 General-Purpose Timers ...................................................................................... 407
10.1 Block Diagram ............................................................................................................ 408
10.2 Signal Description ....................................................................................................... 408
10.3 Functional Description ................................................................................................. 409
10.3.1 GPTM Reset Conditions .............................................................................................. 409
10.3.2 32-Bit Timer Operating Modes ...................................................................................... 409
10.3.3 16-Bit Timer Operating Modes ...................................................................................... 410
10.4 Initialization and Configuration ..................................................................................... 414
10.4.1 32-Bit One-Shot/Periodic Timer Mode ........................................................................... 414
10.4.2 32-Bit Real-Time Clock (RTC) Mode ............................................................................. 415
10.4.3 16-Bit One-Shot/Periodic Timer Mode ........................................................................... 415
10.4.4 16-Bit Input Edge Count Mode ..................................................................................... 416
10.4.5 16-Bit Input Edge Timing Mode .................................................................................... 416
10.4.6 16-Bit PWM Mode ....................................................................................................... 417
10.5 Register Map .............................................................................................................. 417
10.6 Register Descriptions .................................................................................................. 418
11 Watchdog Timer ................................................................................................... 441
11.1 Block Diagram ............................................................................................................ 442
11.2 Functional Description ................................................................................................. 442
11.3 Initialization and Configuration ..................................................................................... 443
11.4 Register Map .............................................................................................................. 443
11.5 Register Descriptions .................................................................................................. 444
12 Analog-to-Digital Converter (ADC) ..................................................................... 465
12.1 Block Diagram ............................................................................................................ 465
12.2 Signal Description ....................................................................................................... 466
12.3 Functional Description ................................................................................................. 467
12.3.1 Sample Sequencers .................................................................................................... 467
12.3.2 Module Control ............................................................................................................ 467
12.3.3 Hardware Sample Averaging Circuit ............................................................................. 468
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November 17, 2011
Texas Instruments-Production Data