LM3S317 Datasheet, PDF (3/379 Pages) List of Unclassifed Manufacturers – Microcontroller

LM3S317 Data Sheet
Table of Contents
Legal Disclaimers and Trademark Information.............................................................................. 2
Revision History ............................................................................................................................. 16
About This Document..................................................................................................................... 17
Audience........................................................................................................................................................... 17
About This Manual............................................................................................................................................ 17
Related Documents .......................................................................................................................................... 17
Documentation Conventions............................................................................................................................. 17
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
Architectural Overview ....................................................................................................... 20
Product Features ................................................................................................................................. 20
Target Applications .............................................................................................................................. 24
High-Level Block Diagram ................................................................................................................... 25
Functional Overview ............................................................................................................................ 26
ARM Cortex™-M3 ............................................................................................................................... 26
Motor Control Peripherals .................................................................................................................... 26
Analog Peripherals .............................................................................................................................. 27
Serial Communications Peripherals..................................................................................................... 27
System Peripherals.............................................................................................................................. 28
Memory Peripherals............................................................................................................................. 29
Additional Features .............................................................................................................................. 29
Hardware Details ................................................................................................................................. 30
System Block Diagram ........................................................................................................................ 31
2.
2.1
2.2
2.2.1
2.2.2
2.2.3
2.2.4
2.2.5
2.2.6
ARM Cortex-M3 Processor Core........................................................................................ 32
Block Diagram ..................................................................................................................................... 33
Functional Description ......................................................................................................................... 33
Serial Wire and JTAG Debug .............................................................................................................. 33
Embedded Trace Macrocell (ETM) ...................................................................................................... 34
Trace Port Interface Unit (TPIU) .......................................................................................................... 34
ROM Table .......................................................................................................................................... 34
Memory Protection Unit (MPU) ............................................................................................................ 34
Nested Vectored Interrupt Controller (NVIC) ....................................................................................... 34
3. Memory Map ........................................................................................................................ 40
4. Interrupts ............................................................................................................................. 42
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
JTAG Interface .................................................................................................................... 45
Block Diagram ..................................................................................................................................... 46
Functional Description ......................................................................................................................... 46
JTAG Interface Pins............................................................................................................................. 47
JTAG TAP Controller ........................................................................................................................... 48
Shift Registers ..................................................................................................................................... 49
Operational Considerations ................................................................................................................. 49
Initialization and Configuration............................................................................................................. 50
Register Descriptions........................................................................................................................... 51
Instruction Register (IR) ....................................................................................................................... 51
Data Registers ..................................................................................................................................... 53
6. System Control.................................................................................................................... 55
6.1 Functional Description ......................................................................................................................... 55
6.1.1 Device Identification............................................................................................................................. 55
May 4, 2007
3
Preliminary