LM3S1968 Datasheet, PDF (7/709 Pages) List of Unclassifed Manufacturers – Microcontroller

Stellaris^® LM3S1968 Microcontroller
13 Synchronous Serial Interface (SSI) .................................................................... 475
13.1 Block Diagram ............................................................................................................ 475
13.2 Signal Description ....................................................................................................... 476
13.3 Functional Description ................................................................................................. 476
13.3.1 Bit Rate Generation ..................................................................................................... 476
13.3.2 FIFO Operation ........................................................................................................... 477
13.3.3 Interrupts .................................................................................................................... 477
13.3.4 Frame Formats ........................................................................................................... 478
13.4 Initialization and Configuration ..................................................................................... 485
13.5 Register Map .............................................................................................................. 486
13.6 Register Descriptions .................................................................................................. 487
14 Inter-Integrated Circuit (I²C) Interface ................................................................ 513
14.1 Block Diagram ............................................................................................................ 514
14.2 Signal Description ....................................................................................................... 514
14.3 Functional Description ................................................................................................. 515
14.3.1 I²C Bus Functional Overview ........................................................................................ 515
14.3.2 Available Speed Modes ............................................................................................... 517
14.3.3 Interrupts .................................................................................................................... 518
14.3.4 Loopback Operation .................................................................................................... 519
14.3.5 Command Sequence Flow Charts ................................................................................ 519
14.4 Initialization and Configuration ..................................................................................... 526
14.5 Register Map .............................................................................................................. 527
14.6 Register Descriptions (I²C Master) ............................................................................... 528
14.7 Register Descriptions (I²C Slave) ................................................................................. 541
15 Analog Comparators ............................................................................................ 550
15.1 Block Diagram ............................................................................................................ 551
15.2 Signal Description ....................................................................................................... 551
15.3 Functional Description ................................................................................................. 552
15.3.1 Internal Reference Programming .................................................................................. 553
15.4 Initialization and Configuration ..................................................................................... 554
15.5 Register Map .............................................................................................................. 554
15.6 Register Descriptions .................................................................................................. 555
16 Pulse Width Modulator (PWM) ............................................................................ 563
16.1 Block Diagram ............................................................................................................ 564
16.2 Signal Description ....................................................................................................... 565
16.3 Functional Description ................................................................................................. 566
16.3.1 PWM Timer ................................................................................................................. 566
16.3.2 PWM Comparators ...................................................................................................... 566
16.3.3 PWM Signal Generator ................................................................................................ 567
16.3.4 Dead-Band Generator ................................................................................................. 568
16.3.5 Interrupt/ADC-Trigger Selector ..................................................................................... 568
16.3.6 Synchronization Methods ............................................................................................ 569
16.3.7 Fault Conditions .......................................................................................................... 569
16.3.8 Output Control Block ................................................................................................... 569
16.4 Initialization and Configuration ..................................................................................... 569
16.5 Register Map .............................................................................................................. 570
16.6 Register Descriptions .................................................................................................. 572
July 15, 2014
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