LM3S2139 Luminary Micro, Inc, LM3S2139 Datasheet - Page 3

• Manufacturer Part Number: LM3S2139
• Description: Lm3s2139 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Table of Contents
Revision History ............................................................................................................................. 18
About This Document .................................................................................................................... 20
Audience .............................................................................................................................................. 20
About This Manual ................................................................................................................................ 20
Related Documents ............................................................................................................................... 20
Documentation Conventions .................................................................................................................. 20
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
July 25, 2008
Architectural Overview ...................................................................................................... 23
Product Features ...................................................................................................................... 23
Target Applications .................................................................................................................... 28
High-Level Block Diagram ......................................................................................................... 28
Functional Overview .................................................................................................................. 29
ARM Cortex™-M3 ..................................................................................................................... 30
Motor Control Peripherals .......................................................................................................... 30
Analog Peripherals .................................................................................................................... 31
Serial Communications Peripherals ............................................................................................ 31
System Peripherals ................................................................................................................... 33
Memory Peripherals .................................................................................................................. 34
Additional Features ................................................................................................................... 34
Hardware Details ...................................................................................................................... 35
ARM Cortex-M3 Processor Core ...................................................................................... 36
Block Diagram .......................................................................................................................... 37
Functional Description ............................................................................................................... 37
Serial Wire and JTAG Debug ..................................................................................................... 37
Embedded Trace Macrocell (ETM) ............................................................................................. 38
Trace Port Interface Unit (TPIU) ................................................................................................. 38
ROM Table ............................................................................................................................... 38
Memory Protection Unit (MPU) ................................................................................................... 38
Nested Vectored Interrupt Controller (NVIC) ................................................................................ 38
Memory Map ....................................................................................................................... 42
Interrupts ............................................................................................................................ 44
JTAG Interface .................................................................................................................... 47
Block Diagram .......................................................................................................................... 48
Functional Description ............................................................................................................... 48
JTAG Interface Pins .................................................................................................................. 49
JTAG TAP Controller ................................................................................................................. 50
Shift Registers .......................................................................................................................... 51
Operational Considerations ........................................................................................................ 51
Initialization and Configuration ................................................................................................... 54
Register Descriptions ................................................................................................................ 54
Instruction Register (IR) ............................................................................................................. 54
Data Registers .......................................................................................................................... 56
System Control ................................................................................................................... 58
Functional Description ............................................................................................................... 58
Device Identification .................................................................................................................. 58
Preliminary
LM3S2139 Microcontroller
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