LM3S5956-IQR80-C1 Datasheet, PDF (4/1144 Pages) Texas Instruments – Stellaris® LM3S5956 Microcontroller

Table of Contents
NRND: Not recommended for new designs.
2.5.4
2.5.5
2.5.6
2.5.7
2.6
2.6.1
2.6.2
2.6.3
2.6.4
2.7
2.7.1
2.7.2
2.8
3
3.1
3.1.1
3.1.2
3.1.3
3.1.4
3.2
3.3
3.4
3.5
3.6
4
4.1
4.2
4.3
4.3.1
4.3.2
4.3.3
4.3.4
4.4
4.5
4.5.1
4.5.2
5
5.1
5.2
5.2.1
5.2.2
5.2.3
5.2.4
5.2.5
5.2.6
5.3
5.4
5.5
Vector Table ................................................................................................................ 101
Exception Priorities ...................................................................................................... 101
Interrupt Priority Grouping ............................................................................................ 102
Exception Entry and Return ......................................................................................... 102
Fault Handling ............................................................................................................. 104
Fault Types ................................................................................................................. 105
Fault Escalation and Hard Faults .................................................................................. 105
Fault Status Registers and Fault Address Registers ...................................................... 106
Lockup ....................................................................................................................... 106
Power Management .................................................................................................... 106
Entering Sleep Modes ................................................................................................. 107
Wake Up from Sleep Mode .......................................................................................... 107
Instruction Set Summary .............................................................................................. 108
Cortex-M3 Peripherals ......................................................................................... 111
Functional Description ................................................................................................. 111
System Timer (SysTick) ............................................................................................... 111
Nested Vectored Interrupt Controller (NVIC) .................................................................. 112
System Control Block (SCB) ........................................................................................ 114
Memory Protection Unit (MPU) ..................................................................................... 114
Register Map .............................................................................................................. 119
System Timer (SysTick) Register Descriptions .............................................................. 121
NVIC Register Descriptions .......................................................................................... 125
System Control Block (SCB) Register Descriptions ........................................................ 138
Memory Protection Unit (MPU) Register Descriptions .................................................... 167
JTAG Interface ...................................................................................................... 177
Block Diagram ............................................................................................................ 178
Signal Description ....................................................................................................... 178
Functional Description ................................................................................................. 179
JTAG Interface Pins ..................................................................................................... 179
JTAG TAP Controller ................................................................................................... 180
Shift Registers ............................................................................................................ 181
Operational Considerations .......................................................................................... 181
Initialization and Configuration ..................................................................................... 184
Register Descriptions .................................................................................................. 184
Instruction Register (IR) ............................................................................................... 184
Data Registers ............................................................................................................ 186
System Control ..................................................................................................... 189
Signal Description ....................................................................................................... 189
Functional Description ................................................................................................. 189
Device Identification .................................................................................................... 189
Reset Control .............................................................................................................. 189
Non-Maskable Interrupt ............................................................................................... 195
Power Control ............................................................................................................. 195
Clock Control .............................................................................................................. 196
System Control ........................................................................................................... 203
Initialization and Configuration ..................................................................................... 205
Register Map .............................................................................................................. 205
Register Descriptions .................................................................................................. 207
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October 06, 2012
Texas Instruments-Production Data