AN4570 datasheet(39/46 Pages) STMICROELECTRONICS

부품명	AN4570

상세설명	This application note describes how to use the high-density

PDF	46 Pages

Scroll/Zoom	100%

제조업체	STMICROELECTRONICS [STMicroelectronics]

홈페이지	http://www.st.com

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39 / 46 page

DocID026804 Rev 1

39/46

AN4570

Interfacing with an 8-bit NAND Flash memory

/* Write data to the NAND memory */

if (HAL_NAND_Write_Page(&nandHandle,

&Address,

nand_aTxBuffer,

1) != HAL_OK)

{

return NAND_ERROR;

}

/* Read back data from the NAND memory */

if (HAL_NAND_Read_Page(&nandHandle,

&Address,

nand_aRxBuffer,

1) != HAL_OK)

{

return NAND_ERROR;

}

return NAND_OK;

}

/**

* @brief

Initializes the NAND MSP.

* @param

None

* @retval None

void HAL_NAND_MspInit(NAND_HandleTypeDef *hnand)

{

GPIO_InitTypeDef GPIO_Init_Structure;

/* Enable FMC clock */

__FMC_CLK_ENABLE();

/* Enable GPIOs clock */

__GPIOD_CLK_ENABLE();

__GPIOE_CLK_ENABLE();

__GPIOG_CLK_ENABLE();

/* Common GPIO configuration */

GPIO_Init_Structure.Mode

= GPIO_MODE_AF_PP;

GPIO_Init_Structure.Pull

= GPIO_NOPULL;

GPIO_Init_Structure.Speed

= GPIO_SPEED_HIGH;

GPIO_Init_Structure.Alternate = GPIO_AF12_FMC;

/* Data D0->D7 */

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