mmap

Documentation

Overview

Package mmap provides base memory adresses for all peripherals.

Index

• Constants

Constants

const (
	FLASH_BASE      uintptr = 0x08000000 // FLASH base address in the alias region
	FLASH_BANK1_END uintptr = 0x0800FFFF // FLASH END address of bank1
	SRAM_BASE       uintptr = 0x20000000 // SRAM base address in the alias region
	PERIPH_BASE     uintptr = 0x40000000 // Peripheral base address in the alias region
)

const (
	APBPERIPH_BASE  uintptr = PERIPH_BASE
	AHBPERIPH_BASE  uintptr = PERIPH_BASE + 0x00020000
	AHB2PERIPH_BASE uintptr = PERIPH_BASE + 0x08000000
)

Peripheral memory map

const (
	TIM3_BASE   uintptr = APBPERIPH_BASE + 0x00000400
	TIM6_BASE   uintptr = APBPERIPH_BASE + 0x00001000
	TIM14_BASE  uintptr = APBPERIPH_BASE + 0x00002000
	RTC_BASE    uintptr = APBPERIPH_BASE + 0x00002800
	WWDG_BASE   uintptr = APBPERIPH_BASE + 0x00002C00
	IWDG_BASE   uintptr = APBPERIPH_BASE + 0x00003000
	SPI2_BASE   uintptr = APBPERIPH_BASE + 0x00003800
	USART2_BASE uintptr = APBPERIPH_BASE + 0x00004400
	I2C1_BASE   uintptr = APBPERIPH_BASE + 0x00005400
	I2C2_BASE   uintptr = APBPERIPH_BASE + 0x00005800
	PWR_BASE    uintptr = APBPERIPH_BASE + 0x00007000
	SYSCFG_BASE uintptr = APBPERIPH_BASE + 0x00010000
	EXTI_BASE   uintptr = APBPERIPH_BASE + 0x00010400
	ADC1_BASE   uintptr = APBPERIPH_BASE + 0x00012400
	ADC_BASE    uintptr = APBPERIPH_BASE + 0x00012708
	TIM1_BASE   uintptr = APBPERIPH_BASE + 0x00012C00
	SPI1_BASE   uintptr = APBPERIPH_BASE + 0x00013000
	USART1_BASE uintptr = APBPERIPH_BASE + 0x00013800
	TIM15_BASE  uintptr = APBPERIPH_BASE + 0x00014000
	TIM16_BASE  uintptr = APBPERIPH_BASE + 0x00014400
	TIM17_BASE  uintptr = APBPERIPH_BASE + 0x00014800
	DBGMCU_BASE uintptr = APBPERIPH_BASE + 0x00015800
)

APB peripherals

const (
	DMA1_BASE          uintptr = AHBPERIPH_BASE + 0x00000000
	DMA1_Channel1_BASE uintptr = DMA1_BASE + 0x00000008
	DMA1_Channel2_BASE uintptr = DMA1_BASE + 0x0000001C
	DMA1_Channel3_BASE uintptr = DMA1_BASE + 0x00000030
	DMA1_Channel4_BASE uintptr = DMA1_BASE + 0x00000044
	DMA1_Channel5_BASE uintptr = DMA1_BASE + 0x00000058
	RCC_BASE           uintptr = AHBPERIPH_BASE + 0x00001000
	FLASH_R_BASE       uintptr = AHBPERIPH_BASE + 0x00002000 // FLASH registers base address
	OB_BASE            uintptr = 0x1FFFF800                  // FLASH Option Bytes base address
	FLASHSIZE_BASE     uintptr = 0x1FFFF7CC                  // FLASH Size register base address
	UID_BASE           uintptr = 0x1FFFF7AC                  // Unique device ID register base address
	CRC_BASE           uintptr = AHBPERIPH_BASE + 0x00003000
)

AHB peripherals

const (
	GPIOA_BASE uintptr = AHB2PERIPH_BASE + 0x00000000
	GPIOB_BASE uintptr = AHB2PERIPH_BASE + 0x00000400
	GPIOC_BASE uintptr = AHB2PERIPH_BASE + 0x00000800
	GPIOD_BASE uintptr = AHB2PERIPH_BASE + 0x00000C00
	GPIOF_BASE uintptr = AHB2PERIPH_BASE + 0x00001400
)

AHB2 peripherals