LM3S3768 Luminary Micro, Inc, LM3S3768 Datasheet - Page 3

• Manufacturer Part Number: LM3S3768
• Description: Lm3s3768 Arm Microcontroller
• Manufacturer: Luminary Micro, Inc

Table of Contents
About This Document .................................................................................................................... 23
Audience .............................................................................................................................................. 23
About This Manual ................................................................................................................................ 23
Related Documents ............................................................................................................................... 23
Documentation Conventions .................................................................................................................. 23
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 02, 2008
Architectural Overview ...................................................................................................... 26
Product Features ...................................................................................................................... 26
Target Applications .................................................................................................................... 33
High-Level Block Diagram ......................................................................................................... 34
Functional Overview .................................................................................................................. 35
ARM Cortex™-M3 ..................................................................................................................... 35
Motor Control Peripherals .......................................................................................................... 36
Analog Peripherals .................................................................................................................... 37
Serial Communications Peripherals ............................................................................................ 37
System Peripherals ................................................................................................................... 39
Memory Peripherals .................................................................................................................. 39
Additional Features ................................................................................................................... 40
Hardware Details ...................................................................................................................... 41
ARM Cortex-M3 Processor Core ...................................................................................... 42
Block Diagram .......................................................................................................................... 43
Functional Description ............................................................................................................... 43
Serial Wire and JTAG Debug ..................................................................................................... 44
Embedded Trace Macrocell (ETM) ............................................................................................. 44
Trace Port Interface Unit (TPIU) ................................................................................................. 44
ROM Table ............................................................................................................................... 44
Memory Protection Unit (MPU) ................................................................................................... 44
Nested Vectored Interrupt Controller (NVIC) ................................................................................ 45
Memory Map ....................................................................................................................... 48
Interrupts ............................................................................................................................ 51
JTAG Interface .................................................................................................................... 54
Block Diagram .......................................................................................................................... 55
Functional Description ............................................................................................................... 55
JTAG Interface Pins .................................................................................................................. 56
JTAG TAP Controller ................................................................................................................. 57
Shift Registers .......................................................................................................................... 58
Operational Considerations ........................................................................................................ 58
Initialization and Configuration ................................................................................................... 61
Register Descriptions ................................................................................................................ 61
Instruction Register (IR) ............................................................................................................. 61
Data Registers .......................................................................................................................... 63
System Control ................................................................................................................... 66
Functional Description ............................................................................................................... 66
Device Identification .................................................................................................................. 66
Reset Control ............................................................................................................................ 66
Preliminary
LM3S3768 Microcontroller
3