LM3S812_16 Datasheet, PDF (6/590 Pages) Texas Instruments – Stellaris LM3S812 Microcontroller

Table of Contents
10.2 Signal Description ....................................................................................................... 333
10.3 Functional Description ................................................................................................. 333
10.3.1 Sample Sequencers .................................................................................................... 334
10.3.2 Module Control ............................................................................................................ 334
10.3.3 Hardware Sample Averaging Circuit ............................................................................. 335
10.3.4 Analog-to-Digital Converter .......................................................................................... 335
10.3.5 Differential Sampling ................................................................................................... 335
10.3.6 Test Modes ................................................................................................................. 338
10.3.7 Internal Temperature Sensor ........................................................................................ 338
10.4 Initialization and Configuration ..................................................................................... 339
10.4.1 Module Initialization ..................................................................................................... 339
10.4.2 Sample Sequencer Configuration ................................................................................. 339
10.5 Register Map .............................................................................................................. 340
10.6 Register Descriptions .................................................................................................. 341
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11.1
11.2
11.3
11.3.1
11.3.2
11.3.3
11.3.4
11.3.5
11.3.6
11.4
11.5
11.6
Universal Asynchronous Receivers/Transmitters (UARTs) ............................. 368
Block Diagram ............................................................................................................ 369
Signal Description ....................................................................................................... 369
Functional Description ................................................................................................. 370
Transmit/Receive Logic ............................................................................................... 370
Baud-Rate Generation ................................................................................................. 370
Data Transmission ...................................................................................................... 371
FIFO Operation ........................................................................................................... 371
Interrupts .................................................................................................................... 372
Loopback Operation .................................................................................................... 373
Initialization and Configuration ..................................................................................... 373
Register Map .............................................................................................................. 374
Register Descriptions .................................................................................................. 375
12 Synchronous Serial Interface (SSI) .................................................................... 408
12.1 Block Diagram ............................................................................................................ 408
12.2 Signal Description ....................................................................................................... 408
12.3 Functional Description ................................................................................................. 409
12.3.1 Bit Rate Generation ..................................................................................................... 409
12.3.2 FIFO Operation ........................................................................................................... 409
12.3.3 Interrupts .................................................................................................................... 410
12.3.4 Frame Formats ........................................................................................................... 410
12.4 Initialization and Configuration ..................................................................................... 418
12.5 Register Map .............................................................................................................. 419
12.6 Register Descriptions .................................................................................................. 420
13 Inter-Integrated Circuit (I²C) Interface ................................................................ 446
13.1 Block Diagram ............................................................................................................ 447
13.2 Signal Description ....................................................................................................... 447
13.3 Functional Description ................................................................................................. 447
13.3.1 I²C Bus Functional Overview ........................................................................................ 448
13.3.2 Available Speed Modes ............................................................................................... 450
13.3.3 Interrupts .................................................................................................................... 451
13.3.4 Loopback Operation .................................................................................................... 451
13.3.5 Command Sequence Flow Charts ................................................................................ 451
13.4 Initialization and Configuration ..................................................................................... 459
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July 14, 2014
Texas Instruments-Production Data