LM3S1968 Datasheet, PDF (5/709 Pages) List of Unclassifed Manufacturers – Microcontroller

Stellaris^® LM3S1968 Microcontroller
6
6.1
6.2
6.3
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
6.3.7
6.3.8
6.4
6.4.1
6.4.2
6.4.3
6.4.4
6.4.5
6.5
6.6
7
7.1
7.2
7.2.1
7.2.2
7.3
7.3.1
7.3.2
7.4
7.5
7.6
8
8.1
8.2
8.2.1
8.2.2
8.2.3
8.2.4
8.2.5
8.2.6
8.3
8.4
8.5
9
9.1
9.2
9.3
9.3.1
Hibernation Module .............................................................................................. 238
Block Diagram ............................................................................................................ 239
Signal Description ....................................................................................................... 239
Functional Description ................................................................................................. 240
Register Access Timing ............................................................................................... 240
Clock Source .............................................................................................................. 241
Battery Management ................................................................................................... 242
Real-Time Clock .......................................................................................................... 242
Battery-Backed Memory .............................................................................................. 243
Power Control ............................................................................................................. 243
Initiating Hibernate ...................................................................................................... 243
Interrupts and Status ................................................................................................... 244
Initialization and Configuration ..................................................................................... 244
Initialization ................................................................................................................. 244
RTC Match Functionality (No Hibernation) .................................................................... 244
RTC Match/Wake-Up from Hibernation ......................................................................... 245
External Wake-Up from Hibernation .............................................................................. 245
RTC/External Wake-Up from Hibernation ...................................................................... 245
Register Map .............................................................................................................. 245
Register Descriptions .................................................................................................. 246
Internal Memory ................................................................................................... 259
Block Diagram ............................................................................................................ 259
Functional Description ................................................................................................. 259
SRAM Memory ............................................................................................................ 259
Flash Memory ............................................................................................................. 260
Flash Memory Initialization and Configuration ............................................................... 262
Flash Programming ..................................................................................................... 262
Nonvolatile Register Programming ............................................................................... 263
Register Map .............................................................................................................. 264
Flash Register Descriptions (Flash Control Offset) ......................................................... 265
Flash Register Descriptions (System Control Offset) ...................................................... 273
General-Purpose Input/Outputs (GPIOs) ........................................................... 286
Signal Description ....................................................................................................... 286
Functional Description ................................................................................................. 292
Data Control ............................................................................................................... 293
Interrupt Control .......................................................................................................... 294
Mode Control .............................................................................................................. 295
Commit Control ........................................................................................................... 295
Pad Control ................................................................................................................. 295
Identification ............................................................................................................... 296
Initialization and Configuration ..................................................................................... 296
Register Map .............................................................................................................. 297
Register Descriptions .................................................................................................. 299
General-Purpose Timers ...................................................................................... 334
Block Diagram ............................................................................................................ 335
Signal Description ....................................................................................................... 336
Functional Description ................................................................................................. 336
GPTM Reset Conditions .............................................................................................. 336
July 15, 2014
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