LM3S1439_16 Datasheet, PDF (7/699 Pages) Texas Instruments – Stellaris LM3S1439 Microcontroller

Stellaris^® LM3S1439 Microcontroller
13 Synchronous Serial Interface (SSI) .................................................................... 469
13.1 Block Diagram ............................................................................................................ 469
13.2 Signal Description ....................................................................................................... 470
13.3 Functional Description ................................................................................................. 470
13.3.1 Bit Rate Generation ..................................................................................................... 470
13.3.2 FIFO Operation ........................................................................................................... 471
13.3.3 Interrupts .................................................................................................................... 471
13.3.4 Frame Formats ........................................................................................................... 472
13.4 Initialization and Configuration ..................................................................................... 479
13.5 Register Map .............................................................................................................. 480
13.6 Register Descriptions .................................................................................................. 481
14 Inter-Integrated Circuit (I²C) Interface ................................................................ 507
14.1 Block Diagram ............................................................................................................ 508
14.2 Signal Description ....................................................................................................... 508
14.3 Functional Description ................................................................................................. 508
14.3.1 I²C Bus Functional Overview ........................................................................................ 509
14.3.2 Available Speed Modes ............................................................................................... 511
14.3.3 Interrupts .................................................................................................................... 512
14.3.4 Loopback Operation .................................................................................................... 512
14.3.5 Command Sequence Flow Charts ................................................................................ 512
14.4 Initialization and Configuration ..................................................................................... 520
14.5 Register Map .............................................................................................................. 521
14.6 Register Descriptions (I²C Master) ............................................................................... 522
14.7 Register Descriptions (I²C Slave) ................................................................................. 535
15 Analog Comparator .............................................................................................. 544
15.1 Block Diagram ............................................................................................................ 544
15.2 Signal Description ....................................................................................................... 544
15.3 Functional Description ................................................................................................. 545
15.3.1 Internal Reference Programming .................................................................................. 546
15.4 Initialization and Configuration ..................................................................................... 547
15.5 Register Map .............................................................................................................. 547
15.6 Register Descriptions .................................................................................................. 548
16 Pulse Width Modulator (PWM) ............................................................................ 556
16.1 Block Diagram ............................................................................................................ 557
16.2 Signal Description ....................................................................................................... 558
16.3 Functional Description ................................................................................................. 559
16.3.1 PWM Timer ................................................................................................................. 559
16.3.2 PWM Comparators ...................................................................................................... 559
16.3.3 PWM Signal Generator ................................................................................................ 560
16.3.4 Dead-Band Generator ................................................................................................. 561
16.3.5 Interrupt/ADC-Trigger Selector ..................................................................................... 561
16.3.6 Synchronization Methods ............................................................................................ 562
16.3.7 Fault Conditions .......................................................................................................... 562
16.3.8 Output Control Block ................................................................................................... 562
16.4 Initialization and Configuration ..................................................................................... 562
16.5 Register Map .............................................................................................................. 563
16.6 Register Descriptions .................................................................................................. 565
July 15, 2014
7
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