LM3S5652 Datasheet, PDF (6/848 Pages) Texas Instruments – Stellaris® LM3S5652 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 ................................................................... 306
Configuring a Peripheral for Simple Transmit ................................................................ 308
Configuring a Peripheral for Ping-Pong Receive ............................................................ 309
Register Map .............................................................................................................. 312
μDMA Channel Control Structure ................................................................................. 313
μDMA Register Descriptions ........................................................................................ 319
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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) ........................................................... 353
Signal Description ....................................................................................................... 353
Functional Description ................................................................................................. 356
Data Control ............................................................................................................... 358
Interrupt Control .......................................................................................................... 359
Mode Control .............................................................................................................. 360
Commit Control ........................................................................................................... 360
Pad Control ................................................................................................................. 360
Identification ............................................................................................................... 361
Initialization and Configuration ..................................................................................... 361
Register Map .............................................................................................................. 362
Register Descriptions .................................................................................................. 364
10 General-Purpose Timers ...................................................................................... 401
10.1 Block Diagram ............................................................................................................ 402
10.2 Signal Description ....................................................................................................... 402
10.3 Functional Description ................................................................................................. 403
10.3.1 GPTM Reset Conditions .............................................................................................. 403
10.3.2 32-Bit Timer Operating Modes ...................................................................................... 403
10.3.3 16-Bit Timer Operating Modes ...................................................................................... 405
10.4 Initialization and Configuration ..................................................................................... 408
10.4.1 32-Bit One-Shot/Periodic Timer Mode ........................................................................... 408
10.4.2 32-Bit Real-Time Clock (RTC) Mode ............................................................................. 409
10.4.3 16-Bit One-Shot/Periodic Timer Mode ........................................................................... 409
10.4.4 16-Bit Input Edge Count Mode ..................................................................................... 410
10.4.5 16-Bit Input Edge Timing Mode .................................................................................... 410
10.4.6 16-Bit PWM Mode ....................................................................................................... 411
10.5 Register Map .............................................................................................................. 411
10.6 Register Descriptions .................................................................................................. 412
11 Watchdog Timer ................................................................................................... 435
11.1 Block Diagram ............................................................................................................ 436
11.2 Functional Description ................................................................................................. 436
11.3 Initialization and Configuration ..................................................................................... 437
11.4 Register Map .............................................................................................................. 437
11.5 Register Descriptions .................................................................................................. 438
12 Analog-to-Digital Converter (ADC) ..................................................................... 459
12.1 Block Diagram ............................................................................................................ 459
12.2 Signal Description ....................................................................................................... 460
12.3 Functional Description ................................................................................................. 460
12.3.1 Sample Sequencers .................................................................................................... 461
12.3.2 Module Control ............................................................................................................ 461
12.3.3 Hardware Sample Averaging Circuit ............................................................................. 462
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November 17, 2011
Texas Instruments-Production Data