LM3S818 Luminary Micro, Inc, LM3S818 Datasheet - Page 4

• Manufacturer Part Number: LM3S818
• Description: Lm3s818 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Table of Contents
6.1.3
6.1.4
6.1.5
6.2
6.3
6.4
7.
7.1
7.2
7.2.1
7.2.2
7.3
7.3.1
7.3.2
7.4
7.5
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
9.2.1
9.2.2
9.2.3
9.3
9.3.1
9.3.2
9.3.3
9.3.4
9.3.5
9.3.6
9.4
9.5
10.
10.1
10.2
10.3
10.4
10.5
4
Power Control ...................................................................................................................................... 53
Clock Control ....................................................................................................................................... 53
System Control .................................................................................................................................... 55
Initialization and Configuration............................................................................................................. 56
Register Map ....................................................................................................................................... 56
Register Descriptions........................................................................................................................... 57
Internal Memory .................................................................................................................. 92
Block Diagram ..................................................................................................................................... 92
Functional Description ......................................................................................................................... 92
SRAM Memory .................................................................................................................................... 92
Flash Memory ...................................................................................................................................... 93
Initialization and Configuration............................................................................................................. 94
Changing Flash Protection Bits ........................................................................................................... 94
Flash Programming ............................................................................................................................. 95
Register Map ....................................................................................................................................... 95
Register Descriptions........................................................................................................................... 96
General-Purpose Input/Outputs (GPIOs) ........................................................................ 106
Block Diagram ................................................................................................................................... 107
Functional Description ....................................................................................................................... 107
Data Register Operation .................................................................................................................... 108
Data Direction .................................................................................................................................... 109
Interrupt Operation............................................................................................................................. 109
Mode Control ..................................................................................................................................... 110
Pad Configuration .............................................................................................................................. 110
Identification....................................................................................................................................... 110
Initialization and Configuration........................................................................................................... 110
Register Map ..................................................................................................................................... 112
Register Descriptions......................................................................................................................... 113
General-Purpose Timers .................................................................................................. 144
Block Diagram ................................................................................................................................... 145
Functional Description ....................................................................................................................... 145
GPTM Reset Conditions .................................................................................................................... 145
32-Bit Timer Operating Modes........................................................................................................... 145
16-Bit Timer Operating Modes........................................................................................................... 147
Initialization and Configuration........................................................................................................... 151
32-Bit One-Shot/Periodic Timer Mode ............................................................................................... 151
32-Bit Real-Time Clock (RTC) Mode ................................................................................................. 152
16-Bit One-Shot/Periodic Timer Mode ............................................................................................... 152
16-Bit Input Edge Count Mode .......................................................................................................... 152
16-Bit Input Edge Timing Mode ......................................................................................................... 153
16-Bit PWM Mode.............................................................................................................................. 153
Register Map ..................................................................................................................................... 154
Register Descriptions......................................................................................................................... 155
Watchdog Timer ................................................................................................................ 176
Block Diagram ................................................................................................................................... 176
Functional Description ....................................................................................................................... 177
Initialization and Configuration........................................................................................................... 177
Register Map ..................................................................................................................................... 177
Register Descriptions......................................................................................................................... 178
Preliminary
February 6, 2007