LM3S6918_16 Datasheet, PDF (6/694 Pages) Texas Instruments – Stellaris LM3S6918 Microcontroller

Table of Contents
9.3.2
9.3.3
9.4
9.4.1
9.4.2
9.4.3
9.4.4
9.4.5
9.4.6
9.5
9.6
32-Bit Timer Operating Modes ...................................................................................... 334
16-Bit Timer Operating Modes ...................................................................................... 335
Initialization and Configuration ..................................................................................... 339
32-Bit One-Shot/Periodic Timer Mode ........................................................................... 339
32-Bit Real-Time Clock (RTC) Mode ............................................................................. 340
16-Bit One-Shot/Periodic Timer Mode ........................................................................... 340
16-Bit Input Edge Count Mode ..................................................................................... 341
16-Bit Input Edge Timing Mode .................................................................................... 341
16-Bit PWM Mode ....................................................................................................... 342
Register Map .............................................................................................................. 342
Register Descriptions .................................................................................................. 343
10 Watchdog Timer ................................................................................................... 368
10.1 Block Diagram ............................................................................................................ 369
10.2 Functional Description ................................................................................................. 369
10.3 Initialization and Configuration ..................................................................................... 370
10.4 Register Map .............................................................................................................. 370
10.5 Register Descriptions .................................................................................................. 371
11
11.1
11.2
11.3
11.3.1
11.3.2
11.3.3
11.3.4
11.3.5
11.3.6
11.3.7
11.4
11.4.1
11.4.2
11.5
11.6
Analog-to-Digital Converter (ADC) ..................................................................... 392
Block Diagram ............................................................................................................ 392
Signal Description ....................................................................................................... 393
Functional Description ................................................................................................. 394
Sample Sequencers .................................................................................................... 394
Module Control ............................................................................................................ 395
Hardware Sample Averaging Circuit ............................................................................. 396
Analog-to-Digital Converter .......................................................................................... 396
Differential Sampling ................................................................................................... 396
Test Modes ................................................................................................................. 398
Internal Temperature Sensor ........................................................................................ 398
Initialization and Configuration ..................................................................................... 399
Module Initialization ..................................................................................................... 399
Sample Sequencer Configuration ................................................................................. 399
Register Map .............................................................................................................. 400
Register Descriptions .................................................................................................. 401
12 Universal Asynchronous Receivers/Transmitters (UARTs) ............................. 428
12.1 Block Diagram ............................................................................................................ 429
12.2 Signal Description ....................................................................................................... 429
12.3 Functional Description ................................................................................................. 430
12.3.1 Transmit/Receive Logic ............................................................................................... 430
12.3.2 Baud-Rate Generation ................................................................................................. 431
12.3.3 Data Transmission ...................................................................................................... 431
12.3.4 Serial IR (SIR) ............................................................................................................. 432
12.3.5 FIFO Operation ........................................................................................................... 433
12.3.6 Interrupts .................................................................................................................... 433
12.3.7 Loopback Operation .................................................................................................... 434
12.3.8 IrDA SIR block ............................................................................................................ 434
12.4 Initialization and Configuration ..................................................................................... 434
12.5 Register Map .............................................................................................................. 435
12.6 Register Descriptions .................................................................................................. 436
6
July 16, 2014
Texas Instruments-Production Data