TM4C1230D5PM Datasheet, PDF (4/1103 Pages) Texas Instruments – Tiva™ TM4C1230D5PM Microcontroller

Table of Contents
2.5.3
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
3.1.5
3.2
3.3
3.4
3.5
3.6
3.7
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
Exception Handlers ....................................................................................................... 92
Vector Table .................................................................................................................. 92
Exception Priorities ....................................................................................................... 93
Interrupt Priority Grouping .............................................................................................. 94
Exception Entry and Return ........................................................................................... 94
Fault Handling .............................................................................................................. 97
Fault Types ................................................................................................................... 98
Fault Escalation and Hard Faults .................................................................................... 98
Fault Status Registers and Fault Address Registers ........................................................ 99
Lockup ......................................................................................................................... 99
Power Management .................................................................................................... 100
Entering Sleep Modes ................................................................................................. 100
Wake Up from Sleep Mode .......................................................................................... 100
Instruction Set Summary .............................................................................................. 101
Cortex-M4 Peripherals ......................................................................................... 108
Functional Description ................................................................................................. 108
System Timer (SysTick) ............................................................................................... 109
Nested Vectored Interrupt Controller (NVIC) .................................................................. 110
System Control Block (SCB) ........................................................................................ 111
Memory Protection Unit (MPU) ..................................................................................... 111
Floating-Point Unit (FPU) ............................................................................................. 116
Register Map .............................................................................................................. 120
System Timer (SysTick) Register Descriptions .............................................................. 123
NVIC Register Descriptions .......................................................................................... 127
System Control Block (SCB) Register Descriptions ........................................................ 142
Memory Protection Unit (MPU) Register Descriptions .................................................... 171
Floating-Point Unit (FPU) Register Descriptions ............................................................ 180
JTAG Interface ...................................................................................................... 186
Block Diagram ............................................................................................................ 187
Signal Description ....................................................................................................... 187
Functional Description ................................................................................................. 188
JTAG Interface Pins ..................................................................................................... 188
JTAG TAP Controller ................................................................................................... 190
Shift Registers ............................................................................................................ 190
Operational Considerations .......................................................................................... 191
Initialization and Configuration ..................................................................................... 193
Register Descriptions .................................................................................................. 194
Instruction Register (IR) ............................................................................................... 194
Data Registers ............................................................................................................ 196
System Control ..................................................................................................... 198
Signal Description ....................................................................................................... 198
Functional Description ................................................................................................. 198
Device Identification .................................................................................................... 198
Reset Control .............................................................................................................. 199
Non-Maskable Interrupt ............................................................................................... 204
Power Control ............................................................................................................. 204
Clock Control .............................................................................................................. 205
System Control ........................................................................................................... 211
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June 12, 2014
Texas Instruments-Production Data