LM3S6952 Luminary Micro, Inc, LM3S6952 Datasheet - Page 3

• Manufacturer Part Number: LM3S6952
• Description: Lm3s6952 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Table of Contents
Revision History ............................................................................................................................. 20
About This Document .................................................................................................................... 22
Audience .............................................................................................................................................. 22
About This Manual ................................................................................................................................ 22
Related Documents ............................................................................................................................... 22
Documentation Conventions .................................................................................................................. 22
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 ...................................................................................................... 25
Product Features ...................................................................................................................... 25
Target Applications .................................................................................................................... 31
High-Level Block Diagram ......................................................................................................... 32
Functional Overview .................................................................................................................. 32
ARM Cortex™-M3 ..................................................................................................................... 33
Motor Control Peripherals .......................................................................................................... 33
Analog Peripherals .................................................................................................................... 34
Serial Communications Peripherals ............................................................................................ 35
System Peripherals ................................................................................................................... 36
Memory Peripherals .................................................................................................................. 37
Additional Features ................................................................................................................... 38
Hardware Details ...................................................................................................................... 38
ARM Cortex-M3 Processor Core ...................................................................................... 40
Block Diagram .......................................................................................................................... 41
Functional Description ............................................................................................................... 41
Serial Wire and JTAG Debug ..................................................................................................... 41
Embedded Trace Macrocell (ETM) ............................................................................................. 42
Trace Port Interface Unit (TPIU) ................................................................................................. 42
ROM Table ............................................................................................................................... 42
Memory Protection Unit (MPU) ................................................................................................... 42
Nested Vectored Interrupt Controller (NVIC) ................................................................................ 42
Memory Map ....................................................................................................................... 46
Interrupts ............................................................................................................................ 48
JTAG Interface .................................................................................................................... 51
Block Diagram .......................................................................................................................... 52
Functional Description ............................................................................................................... 52
JTAG Interface Pins .................................................................................................................. 53
JTAG TAP Controller ................................................................................................................. 54
Shift Registers .......................................................................................................................... 55
Operational Considerations ........................................................................................................ 55
Initialization and Configuration ................................................................................................... 58
Register Descriptions ................................................................................................................ 58
Instruction Register (IR) ............................................................................................................. 58
Data Registers .......................................................................................................................... 60
System Control ................................................................................................................... 62
Functional Description ............................................................................................................... 62
Device Identification .................................................................................................................. 62
Preliminary
LM3S6952 Microcontroller
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