LM3S1911-IRN20-A0T Luminary Micro, Inc., LM3S1911-IRN20-A0T Datasheet - Page 3

• Manufacturer Part Number: LM3S1911-IRN20-A0T
• Description: Microcontroller
• Manufacturer: Luminary Micro, Inc.

Table of Contents
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
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
6.1.2
October 09, 2007
Architectural Overview ...................................................................................................... 19
Product Features ...................................................................................................................... 19
Target Applications .................................................................................................................... 23
High-Level Block Diagram ......................................................................................................... 24
Functional Overview .................................................................................................................. 25
ARM Cortex™-M3 ..................................................................................................................... 26
Motor Control Peripherals .......................................................................................................... 26
Analog Peripherals .................................................................................................................... 27
Serial Communications Peripherals ............................................................................................ 27
System Peripherals ................................................................................................................... 28
Memory Peripherals .................................................................................................................. 29
Additional Features ................................................................................................................... 30
Hardware Details ...................................................................................................................... 30
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
Memory Map ....................................................................................................................... 38
Interrupts ............................................................................................................................ 40
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 ................................................................................................... 49
Register Descriptions ................................................................................................................ 49
Instruction Register (IR) ............................................................................................................. 49
Data Registers .......................................................................................................................... 51
System Control ................................................................................................................... 53
Functional Description ............................................................................................................... 53
Device Identification .................................................................................................................. 53
Reset Control ............................................................................................................................ 53
Preliminary
LM3S1911 Microcontroller
3