LM3S300 Luminary Micro, Inc, LM3S300 Datasheet - Page 3

• Manufacturer Part Number: LM3S300
• Description: Lm3s300 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Table of Contents
About This Document .................................................................................................................... 15
Audience .............................................................................................................................................. 15
About This Manual ................................................................................................................................ 15
Related Documents ............................................................................................................................... 15
Documentation Conventions .................................................................................................................. 15
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
June 04, 2008
Architectural Overview ...................................................................................................... 18
Product Features ...................................................................................................................... 18
Target Applications .................................................................................................................... 22
High-Level Block Diagram ......................................................................................................... 22
Functional Overview .................................................................................................................. 23
ARM Cortex™-M3 ..................................................................................................................... 24
Motor Control Peripherals .......................................................................................................... 24
Analog Peripherals .................................................................................................................... 25
Serial Communications Peripherals ............................................................................................ 25
System Peripherals ................................................................................................................... 26
Memory Peripherals .................................................................................................................. 27
Additional Features ................................................................................................................... 28
Hardware Details ...................................................................................................................... 28
ARM Cortex-M3 Processor Core ...................................................................................... 29
Block Diagram .......................................................................................................................... 30
Functional Description ............................................................................................................... 30
Serial Wire and JTAG Debug ..................................................................................................... 30
Embedded Trace Macrocell (ETM) ............................................................................................. 31
Trace Port Interface Unit (TPIU) ................................................................................................. 31
ROM Table ............................................................................................................................... 31
Memory Protection Unit (MPU) ................................................................................................... 31
Nested Vectored Interrupt Controller (NVIC) ................................................................................ 31
Memory Map ....................................................................................................................... 35
Interrupts ............................................................................................................................ 37
JTAG Interface .................................................................................................................... 39
Block Diagram .......................................................................................................................... 40
Functional Description ............................................................................................................... 40
JTAG Interface Pins .................................................................................................................. 41
JTAG TAP Controller ................................................................................................................. 42
Shift Registers .......................................................................................................................... 43
Operational Considerations ........................................................................................................ 43
Initialization and Configuration ................................................................................................... 44
Register Descriptions ................................................................................................................ 45
Instruction Register (IR) ............................................................................................................. 45
Data Registers .......................................................................................................................... 47
System Control ................................................................................................................... 49
Functional Description ............................................................................................................... 49
Device Identification .................................................................................................................. 49
Reset Control ............................................................................................................................ 49
Preliminary
LM3S300 Microcontroller
3