MMC ドライバ STM32F4xx Nucleo 依存部分 [詳解]

#include "sysconfig.h"
#include "tkprintf.h"
#include "device.h"
#include "device/spi_ioctl.h"

stm32f4xx_nucleo_mmc.c の依存先関係図:

マクロ定義
#define	RCC_AHB1ENR ((volatile unsigned long )0x40023830)

#define	RCC_AHB1LPENR ((volatile unsigned long )0x40023850)

#define	RCC_AHB1_BIT_GPIOB (1UL<<1)

#define	GPIOB_MODER ((volatile unsigned long )0x40020400)

#define	GPIO_MODE_BIT_IN 0x00

#define	GPIO_MODE_BIT_OUT 0x01

#define	GPIO_MODE_BIT_AF 0x02

#define	GPIO_MODE_BIT_AN 0x03

#define	GPIO_MODE_BIT_ALL 0x03

#define	GPIOB_OTYPE ((volatile unsigned long )0x40020404)

#define	GPIO_OTYPE_BIT_PP 0x00

#define	GPIO_OTYPE_BIT_OD 0x01

#define	GPIOB_OSPEEDR ((volatile unsigned long )0x40020408)

#define	GPIO_OSPEED_BIT_ALL 0x03

#define	GPIO_OSPEED_BIT_50MHz 0x02

#define	GPIO_OSPEED_BIT_100MHz 0x03

#define	GPIOB_PUPDR ((volatile unsigned long )0x4002040C)

#define	GPIO_PUPDR_BIT_NOPULL 0x00

#define	GPIO_PUPDR_BIT_PUP 0x01

#define	GPIO_PUPDR_BIT_PDOWN 0x02

#define	GPIO_PUPDR_BIT_ALL 0x03

#define	GPIOB_IDR ((volatile unsigned long )0x40020410)

#define	GPIOB_ODR ((volatile unsigned long )0x40020414)

#define	GPIOB_BSRRL ((volatile unsigned short )0x40020418)

#define	GPIOB_BSRRH ((volatile unsigned short )0x4002041A)

#define	GPIOB_LCKR ((volatile unsigned long )0x4002041C)

#define	GPIOB_AFRL ((volatile unsigned long )0x40020420)

#define	GPIOB_AFRH ((volatile unsigned long )0x40020424)

#define	CS_PIN 6

関数
static void	init_pin (int pos)

static void	cs_low (void)

static void	cs_high (void)

static int	mmc_register (struct st_device dev, char param)

static int	mmc_getc (struct st_device dev, unsigned char rd)

static int	mmc_read (struct st_device dev, void data, unsigned int size)

static int	mmc_putc (struct st_device *dev, unsigned char ch)

static int	mmc_write (struct st_device dev, const void data, unsigned int size)

static int	mmc_ioctl (struct st_device dev, unsigned int com, unsigned int arg, void param)

static int	mmc_suspend (struct st_device *dev)

static int	mmc_resume (struct st_device *dev)

変数
static struct st_device *	mmc_dev

const struct st_device	stm_mmc_device

詳解

MMC ドライバ STM32F4xx Nucleo 依存部分

SPIドライバ使用

日付: 2015.08.11

著者: Takashi SHUDO

CS PB6 WP N/A POWER N/A

stm32f4xx_nucleo_mmc.c に定義があります。

変数詳解

◆ stm_mmc_device

const struct st_device stm_mmc_device

初期値:

= {
        .name           = "mmc_spi",
        .explan         = "STM32F4xx Nucleo SPI MMC",
        .register_dev   = mmc_register,
        .read           = mmc_read,
        .getc           = mmc_getc,
        .write          = mmc_write,
        .putc           = mmc_putc,
        .ioctl          = mmc_ioctl,
        .suspend        = mmc_suspend,
        .resume         = mmc_resume,
}

stm32f4xx_nucleo_mmc.c の 189 行目に定義があります。

マクロ定義

関数

変数

詳解

変数詳解

◆ stm_mmc_device