libopencm3
A free/libre/open-source firmware library for various ARM Cortex-M3 microcontrollers.
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▼CM3 Defines | Defined Constants and Types for Cortex M3 core features |
Debugging | Macros and functions to aid in debugging |
▼Cortex Core Defines | libopencm3 Defined Constants and Types for the Cortex Core |
Cortex Core Atomic support Defines | Atomic operation support |
Cortex-M Data Watch and Trace unit. | System Control Space (SCS) => Data Watchpoint and Trace (DWT) |
Cortex-M Flash Patch and Breakpoint (FPB) unit | |
Cortex-M Instrumentation Trace Macrocell (ITM) | |
▼Cortex-M MPU Defines | libopencm3 Cortex Memory Protection Unit |
MPU Registers | |
MPU TYPE register fields | The MPU_TYPE register is always available, even if the MPU is not implemented |
MPU CTRL register fields | Defines for the Control Register |
MPU RNR register fields | Defines for the Region Number Register |
MPU RBAR register fields | Defines for the Region Base Address Register |
▼MPU RASR register fields | Defines for the Region Attribute and Size Register |
MPU RASR Attributes | Not all attributes are available on v6m |
▼Cortex-M NVIC Defines | libopencm3 Cortex Nested Vectored Interrupt Controller |
NVIC Registers | |
Cortex M0/M3/M4 System Interrupts | IRQ numbers -3 and -6 to -9 are reserved |
User interrupts for LM3S series | |
▼Cortex-M System Control Block | The System Control Block is a section of the System Control Space |
SCB Registers | |
SCB_CPUID Values | |
SCB_ICSR Values | |
SCB_VTOR Values | |
SCB_AICR Values | |
SCB_SCR Values | |
SCB_CCR Values | |
▼Cortex-M System Control Space | The System Control Space (SCS) is a memory-mapped 4KB address space that provides 32-bit registers for configuration, status reporting and control |
SCS Registers | |
▼Cortex-M SysTick Defines | libopencm3 Defined Constants and Types for the Cortex SysTick |
▼STK_CSR Values | |
Clock source selection | |
STK_RVR Values | |
STK_CALIB Values | |
Cortex-M Trace Port Interface Unit (TPIU) | |
▼Cortex Core Peripheral APIs | APIs for Cortex Core peripherals |
DWT | libopencm3 Cortex-M Data Watchpoint and Trace unit |
NVIC | libopencm3 Cortex Nested Vectored Interrupt Controller |
SCB | libopencm3 Cortex-M System Control Block |
SysTick | libopencm3 Cortex System Tick Timer |
Coresight Registers | CoreSight Lock Status Registers and Lock Access Registers are documented for the DWT, ITM, FPB and TPIU peripherals |
▼LM4F | Libraries for TI Stellaris LM4F series |
▼GPIO | libopencm3 LM4F General Purpose I/O |
GPIO pin configuration | Enabling and configuring GPIO pins |
GPIO pin control | Controlling GPIO pins |
GPIO Interrupt control | Configuring interrupts from GPIO pins |
▼RCC | libopencm3 LM4F Clock control API |
Low-level clock control API | |
High-level clock control API | |
▼UART | libopencm3 LM4F Universal Asynchronous Receiver Transmitter |
UART configuration | Enabling and configuring the UART |
UART transmission and reception | Sending and receiving data through the UART |
UART Interrupt control | Configuring interrupts from the UART |
UART DMA control | Enabling Direct Memory Access transfers for the UART |
UART FIFO control | Enabling and controlling UART FIFO |
USB | libopencm3 LM4F Universal Serial Bus controller |
▼LM4F Defines | Defined Constants and Types for the LM4F series |
▼General Purpose I/O Defines | Defined Constants and Types for the LM4F General Purpose I/O |
GPIO register base addresses | |
GPIO pin identifiers | |
Nested Vectored Interrupt Controller | Defined Constants and Types for the LM4F Nested Vectored Interrupt Controller |
Reset and Clock Control | Defined Constants and Types for the LM4F Reset and Clock Control |
▼Synchronous Serial Interface | Defined Constants and Types for the LM4F Synchronous Serial Interface (SSI) |
SSI register base addresses | |
System Control | Defined Constants and Types for the LM4F System Control |
▼General Purpose Timers | Defined Constants and Types for the LM4F General Purpose Timers |
GP Timer registers | Unless otherwise specified, these registers are RW |
▼UART Control | Defined Constants and Types for the LM4F UART Control |
UART register base addresses | |
USB Controller | Defined Constants and Types for the LM4F USB Controller |
User interrupt service routines (ISR) prototypes for LM3S series | |
USB Audio Type Definitions | Defined Constants and Types for the USB Audio Type Definitions |
USB CDC Type Definitions | Defined Constants and Types for the USB CDC Type Definitions |
USB HID Type Definitions | Defined Constants and Types for the USB HID Type Definitions |
USB MSC Type Definitions | Defined Constants and Types for the USB MSC Type Definitions |
USB Drivers | Defined Constants and Types for the USB Drivers |
USB Standard Structure Definitions | Defined Constants and Types for the USB Standard Structure Definitions |
User interrupt service routines (ISR) defaults for LM3S series | |
Generic USB Drivers | Generic USB Drivers |
Generic USB Control Requests | Generic USB Control Requests |
Generic USB Standard Request Interface | Generic USB Standard Request Interface |
Usb_msc |