LM3S308_16 Datasheet, PDF (5/540 Pages) Texas Instruments – Stellaris® LM3S308 Microcontroller

Stellaris^® LM3S308 Microcontroller
6
6.1
6.2
6.2.1
6.2.2
6.3
6.3.1
6.3.2
6.4
6.5
6.6
7
7.1
7.2
7.2.1
7.2.2
7.2.3
7.2.4
7.2.5
7.3
7.4
7.5
8
8.1
8.2
8.3
8.3.1
8.3.2
8.3.3
8.4
8.4.1
8.4.2
8.4.3
8.4.4
8.4.5
8.4.6
8.5
8.6
9
9.1
9.2
9.3
9.4
9.5
10
10.1
10.2
Internal Memory ................................................................................................... 207
Block Diagram ............................................................................................................ 207
Functional Description ................................................................................................. 207
SRAM Memory ............................................................................................................ 207
Flash Memory ............................................................................................................. 208
Flash Memory Initialization and Configuration ............................................................... 211
Changing Flash Protection Bits .................................................................................... 211
Flash Programming ..................................................................................................... 212
Register Map .............................................................................................................. 213
Flash Register Descriptions (Flash Control Offset) ......................................................... 213
Flash Register Descriptions (System Control Offset) ...................................................... 221
General-Purpose Input/Outputs (GPIOs) ........................................................... 225
Signal Description ....................................................................................................... 225
Functional Description ................................................................................................. 227
Data Control ............................................................................................................... 228
Interrupt Control .......................................................................................................... 229
Mode Control .............................................................................................................. 230
Pad Control ................................................................................................................. 230
Identification ............................................................................................................... 230
Initialization and Configuration ..................................................................................... 230
Register Map .............................................................................................................. 231
Register Descriptions .................................................................................................. 233
General-Purpose Timers ...................................................................................... 265
Block Diagram ............................................................................................................ 266
Signal Description ....................................................................................................... 266
Functional Description ................................................................................................. 267
GPTM Reset Conditions .............................................................................................. 267
32-Bit Timer Operating Modes ...................................................................................... 267
16-Bit Timer Operating Modes ...................................................................................... 269
Initialization and Configuration ..................................................................................... 272
32-Bit One-Shot/Periodic Timer Mode ........................................................................... 272
32-Bit Real-Time Clock (RTC) Mode ............................................................................. 273
16-Bit One-Shot/Periodic Timer Mode ........................................................................... 273
16-Bit Input Edge Count Mode ..................................................................................... 274
16-Bit Input Edge Timing Mode .................................................................................... 274
16-Bit PWM Mode ....................................................................................................... 275
Register Map .............................................................................................................. 275
Register Descriptions .................................................................................................. 276
Watchdog Timer ................................................................................................... 301
Block Diagram ............................................................................................................ 302
Functional Description ................................................................................................. 302
Initialization and Configuration ..................................................................................... 303
Register Map .............................................................................................................. 303
Register Descriptions .................................................................................................. 304
Analog-to-Digital Converter (ADC) ..................................................................... 325
Block Diagram ............................................................................................................ 325
Signal Description ....................................................................................................... 326
July 14, 2014
5
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