LM3S316-IQN25 Luminary Micro, Inc., LM3S316-IQN25 Datasheet - Page 3

• Manufacturer Part Number: LM3S316-IQN25
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

Table of Contents
Legal Disclaimers and Trademark Information.............................................................................. 2
Revision History ............................................................................................................................. 18
About This Document..................................................................................................................... 19
Audience........................................................................................................................................................... 19
About This Manual............................................................................................................................................ 19
Related Documents .......................................................................................................................................... 19
Documentation Conventions............................................................................................................................. 19
1.
1.1
1.2
1.3
1.4
1.4.1
1.4.2
1.4.3
1.4.4
1.4.5
1.4.6
1.4.7
1.4.8
1.5
2.
2.1
2.2
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
3.
4.
5.
5.1
5.2
5.2.1
5.2.2
5.2.3
5.2.4
5.3
5.4
5.4.1
5.4.2
6.
6.1
6.1.1
October 8, 2006
Architectural Overview ....................................................................................................... 22
Product Features ................................................................................................................................. 22
Target Applications .............................................................................................................................. 26
High-Level Block Diagram ................................................................................................................... 27
Functional Overview ............................................................................................................................ 28
ARM Cortex™-M3 ............................................................................................................................... 28
Motor Control Peripherals .................................................................................................................... 28
Analog Peripherals .............................................................................................................................. 29
Serial Communications Peripherals..................................................................................................... 29
System Peripherals.............................................................................................................................. 30
Memory Peripherals............................................................................................................................. 31
Additional Features .............................................................................................................................. 32
Hardware Details ................................................................................................................................. 32
System Block Diagram ........................................................................................................................ 33
ARM Cortex-M3 Processor Core........................................................................................ 34
Block Diagram ..................................................................................................................................... 35
Functional Description ......................................................................................................................... 35
Serial Wire and JTAG Debug .............................................................................................................. 35
Embedded Trace Macrocell (ETM) ...................................................................................................... 36
Trace Port Interface Unit (TPIU) .......................................................................................................... 36
ROM Table .......................................................................................................................................... 36
Memory Protection Unit (MPU) ............................................................................................................ 36
Nested Vectored Interrupt Controller (NVIC) ....................................................................................... 36
Memory Map ........................................................................................................................ 37
Interrupts ............................................................................................................................. 39
JTAG Interface .................................................................................................................... 42
Block Diagram ..................................................................................................................................... 43
Functional Description ......................................................................................................................... 43
JTAG Interface Pins............................................................................................................................. 44
JTAG TAP Controller ........................................................................................................................... 45
Shift Registers ..................................................................................................................................... 46
Operational Considerations ................................................................................................................. 46
Initialization and Configuration............................................................................................................. 47
Register Descriptions........................................................................................................................... 48
Instruction Register (IR) ....................................................................................................................... 48
Data Registers ..................................................................................................................................... 50
System Control.................................................................................................................... 52
Functional Description ......................................................................................................................... 52
Device Identification............................................................................................................................. 52
Preliminary
LM3S316 Data Sheet
3