aixiao/Danger-alarm
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases 1 Wiki Activity
c976c93aa5
Danger-alarm/SOFTWARE-FreeRTOS/Common/drivers/ST/STM32F10xFWLib/src/stm32f10x_fsmc.c

866 lines
34 KiB
C
Raw Normal View History

initial
2024-06-03 16:27:41 +08:00
/**
******************************************************************************
* @file stm32f10x_fsmc.c
* @author MCD Application Team
* @version V3.0.0
* @date 04/06/2009
* @brief This file provides all the FSMC firmware functions.
******************************************************************************
* @copy
*
* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS
* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE
* TIME. AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY
* DIRECT, INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING
* FROM THE CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE
* CODING INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
*
* <h2><center>&copy; COPYRIGHT 2009 STMicroelectronics</center></h2>
*/
/* Includes ------------------------------------------------------------------*/
#include "stm32f10x_fsmc.h"
#include "stm32f10x_rcc.h"
/** @addtogroup StdPeriph_Driver
* @{
*/
/** @defgroup FSMC
* @brief FSMC driver modules
* @{
*/
/** @defgroup FSMC_Private_TypesDefinitions
* @{
*/
/**
* @}
*/
/** @defgroup FSMC_Private_Defines
* @{
*/
/* --------------------- FSMC registers bit mask ---------------------------- */
/* FSMC BCRx Mask */
#define BCR_MBKEN_Set ((uint32_t)0x00000001)
#define BCR_MBKEN_Reset ((uint32_t)0x000FFFFE)
#define BCR_FACCEN_Set ((uint32_t)0x00000040)
/* FSMC PCRx Mask */
#define PCR_PBKEN_Set ((uint32_t)0x00000004)
#define PCR_PBKEN_Reset ((uint32_t)0x000FFFFB)
#define PCR_ECCEN_Set ((uint32_t)0x00000040)
#define PCR_ECCEN_Reset ((uint32_t)0x000FFFBF)
#define PCR_MemoryType_NAND ((uint32_t)0x00000008)
/**
* @}
*/
/** @defgroup FSMC_Private_Macros
* @{
*/
/**
* @}
*/
/** @defgroup FSMC_Private_Variables
* @{
*/
/**
* @}
*/
/** @defgroup FSMC_Private_FunctionPrototypes
* @{
*/
/**
* @}
*/
/** @defgroup FSMC_Private_Functions
* @{
*/
/**
* @brief Deinitializes the FSMC NOR/SRAM Banks registers to their default
* reset values.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank1_NORSRAM1: FSMC Bank1 NOR/SRAM1
* @arg FSMC_Bank1_NORSRAM2: FSMC Bank1 NOR/SRAM2
* @arg FSMC_Bank1_NORSRAM3: FSMC Bank1 NOR/SRAM3
* @arg FSMC_Bank1_NORSRAM4: FSMC Bank1 NOR/SRAM4
* @retval : None
*/
void FSMC_NORSRAMDeInit(uint32_t FSMC_Bank)
{
/* Check the parameter */
assert_param(IS_FSMC_NORSRAM_BANK(FSMC_Bank));
/* FSMC_Bank1_NORSRAM1 */
if(FSMC_Bank == FSMC_Bank1_NORSRAM1)
{
FSMC_Bank1->BTCR[FSMC_Bank] = 0x000030DB;
}
/* FSMC_Bank1_NORSRAM2, FSMC_Bank1_NORSRAM3 or FSMC_Bank1_NORSRAM4 */
else
{
FSMC_Bank1->BTCR[FSMC_Bank] = 0x000030D2;
}
FSMC_Bank1->BTCR[FSMC_Bank + 1] = 0x0FFFFFFF;
FSMC_Bank1E->BWTR[FSMC_Bank] = 0x0FFFFFFF;
}
/**
* @brief Deinitializes the FSMC NAND Banks registers to their default
* reset values.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @retval : None
*/
void FSMC_NANDDeInit(uint32_t FSMC_Bank)
{
/* Check the parameter */
assert_param(IS_FSMC_NAND_BANK(FSMC_Bank));
if(FSMC_Bank == FSMC_Bank2_NAND)
{
/* Set the FSMC_Bank2 registers to their reset values */
FSMC_Bank2->PCR2 = 0x00000018;
FSMC_Bank2->SR2 = 0x00000040;
FSMC_Bank2->PMEM2 = 0xFCFCFCFC;
FSMC_Bank2->PATT2 = 0xFCFCFCFC;
}
/* FSMC_Bank3_NAND */
else
{
/* Set the FSMC_Bank3 registers to their reset values */
FSMC_Bank3->PCR3 = 0x00000018;
FSMC_Bank3->SR3 = 0x00000040;
FSMC_Bank3->PMEM3 = 0xFCFCFCFC;
FSMC_Bank3->PATT3 = 0xFCFCFCFC;
}
}
/**
* @brief Deinitializes the FSMC PCCARD Bank registers to their default
* reset values.
* @param None
* @retval : None
*/
void FSMC_PCCARDDeInit(void)
{
/* Set the FSMC_Bank4 registers to their reset values */
FSMC_Bank4->PCR4 = 0x00000018;
FSMC_Bank4->SR4 = 0x00000000;
FSMC_Bank4->PMEM4 = 0xFCFCFCFC;
FSMC_Bank4->PATT4 = 0xFCFCFCFC;
FSMC_Bank4->PIO4 = 0xFCFCFCFC;
}
/**
* @brief Initializes the FSMC NOR/SRAM Banks according to the
* specified parameters in the FSMC_NORSRAMInitStruct.
* @param FSMC_NORSRAMInitStruct : pointer to a FSMC_NORSRAMInitTypeDef
* structure that contains the configuration information for
* the FSMC NOR/SRAM specified Banks.
* @retval : None
*/
void FSMC_NORSRAMInit(FSMC_NORSRAMInitTypeDef* FSMC_NORSRAMInitStruct)
{
/* Check the parameters */
assert_param(IS_FSMC_NORSRAM_BANK(FSMC_NORSRAMInitStruct->FSMC_Bank));
assert_param(IS_FSMC_MUX(FSMC_NORSRAMInitStruct->FSMC_DataAddressMux));
assert_param(IS_FSMC_MEMORY(FSMC_NORSRAMInitStruct->FSMC_MemoryType));
assert_param(IS_FSMC_MEMORY_WIDTH(FSMC_NORSRAMInitStruct->FSMC_MemoryDataWidth));
assert_param(IS_FSMC_BURSTMODE(FSMC_NORSRAMInitStruct->FSMC_BurstAccessMode));
assert_param(IS_FSMC_WAIT_POLARITY(FSMC_NORSRAMInitStruct->FSMC_WaitSignalPolarity));
assert_param(IS_FSMC_WRAP_MODE(FSMC_NORSRAMInitStruct->FSMC_WrapMode));
assert_param(IS_FSMC_WAIT_SIGNAL_ACTIVE(FSMC_NORSRAMInitStruct->FSMC_WaitSignalActive));
assert_param(IS_FSMC_WRITE_OPERATION(FSMC_NORSRAMInitStruct->FSMC_WriteOperation));
assert_param(IS_FSMC_WAITE_SIGNAL(FSMC_NORSRAMInitStruct->FSMC_WaitSignal));
assert_param(IS_FSMC_EXTENDED_MODE(FSMC_NORSRAMInitStruct->FSMC_ExtendedMode));
assert_param(IS_FSMC_WRITE_BURST(FSMC_NORSRAMInitStruct->FSMC_WriteBurst));
assert_param(IS_FSMC_ADDRESS_SETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressSetupTime));
assert_param(IS_FSMC_ADDRESS_HOLD_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressHoldTime));
assert_param(IS_FSMC_DATASETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataSetupTime));
assert_param(IS_FSMC_TURNAROUND_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_BusTurnAroundDuration));
assert_param(IS_FSMC_CLK_DIV(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_CLKDivision));
assert_param(IS_FSMC_DATA_LATENCY(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataLatency));
assert_param(IS_FSMC_ACCESS_MODE(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AccessMode));
/* Bank1 NOR/SRAM control register configuration */
FSMC_Bank1->BTCR[FSMC_NORSRAMInitStruct->FSMC_Bank] =
(uint32_t)FSMC_NORSRAMInitStruct->FSMC_DataAddressMux |
FSMC_NORSRAMInitStruct->FSMC_MemoryType |
FSMC_NORSRAMInitStruct->FSMC_MemoryDataWidth |
FSMC_NORSRAMInitStruct->FSMC_BurstAccessMode |
FSMC_NORSRAMInitStruct->FSMC_WaitSignalPolarity |
FSMC_NORSRAMInitStruct->FSMC_WrapMode |
FSMC_NORSRAMInitStruct->FSMC_WaitSignalActive |
FSMC_NORSRAMInitStruct->FSMC_WriteOperation |
FSMC_NORSRAMInitStruct->FSMC_WaitSignal |
FSMC_NORSRAMInitStruct->FSMC_ExtendedMode |
FSMC_NORSRAMInitStruct->FSMC_WriteBurst;
if(FSMC_NORSRAMInitStruct->FSMC_MemoryType == FSMC_MemoryType_NOR)
{
FSMC_Bank1->BTCR[FSMC_NORSRAMInitStruct->FSMC_Bank] |= (uint32_t)BCR_FACCEN_Set;
}
/* Bank1 NOR/SRAM timing register configuration */
FSMC_Bank1->BTCR[FSMC_NORSRAMInitStruct->FSMC_Bank+1] =
(uint32_t)FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressSetupTime |
(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressHoldTime << 4) |
(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataSetupTime << 8) |
(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_BusTurnAroundDuration << 16) |
(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_CLKDivision << 20) |
(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataLatency << 24) |
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AccessMode;
/* Bank1 NOR/SRAM timing register for write configuration, if extended mode is used */
if(FSMC_NORSRAMInitStruct->FSMC_ExtendedMode == FSMC_ExtendedMode_Enable)
{
assert_param(IS_FSMC_ADDRESS_SETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressSetupTime));
assert_param(IS_FSMC_ADDRESS_HOLD_TIME(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressHoldTime));
assert_param(IS_FSMC_DATASETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataSetupTime));
assert_param(IS_FSMC_CLK_DIV(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_CLKDivision));
assert_param(IS_FSMC_DATA_LATENCY(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataLatency));
assert_param(IS_FSMC_ACCESS_MODE(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AccessMode));
FSMC_Bank1E->BWTR[FSMC_NORSRAMInitStruct->FSMC_Bank] =
(uint32_t)FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressSetupTime |
(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressHoldTime << 4 )|
(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataSetupTime << 8) |
(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_CLKDivision << 20) |
(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataLatency << 24) |
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AccessMode;
}
else
{
FSMC_Bank1E->BWTR[FSMC_NORSRAMInitStruct->FSMC_Bank] = 0x0FFFFFFF;
}
}
/**
* @brief Initializes the FSMC NAND Banks according to the specified
* parameters in the FSMC_NANDInitStruct.
* @param FSMC_NANDInitStruct : pointer to a FSMC_NANDInitTypeDef
* structure that contains the configuration information for
* the FSMC NAND specified Banks.
* @retval : None
*/
void FSMC_NANDInit(FSMC_NANDInitTypeDef* FSMC_NANDInitStruct)
{
uint32_t tmppcr = 0x00000000, tmppmem = 0x00000000, tmppatt = 0x00000000;
/* Check the parameters */
assert_param( IS_FSMC_NAND_BANK(FSMC_NANDInitStruct->FSMC_Bank));
assert_param( IS_FSMC_WAIT_FEATURE(FSMC_NANDInitStruct->FSMC_Waitfeature));
assert_param( IS_FSMC_DATA_WIDTH(FSMC_NANDInitStruct->FSMC_MemoryDataWidth));
assert_param( IS_FSMC_ECC_STATE(FSMC_NANDInitStruct->FSMC_ECC));
assert_param( IS_FSMC_ECCPAGE_SIZE(FSMC_NANDInitStruct->FSMC_ECCPageSize));
assert_param( IS_FSMC_TCLR_TIME(FSMC_NANDInitStruct->FSMC_TCLRSetupTime));
assert_param( IS_FSMC_TAR_TIME(FSMC_NANDInitStruct->FSMC_TARSetupTime));
assert_param(IS_FSMC_SETUP_TIME(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_SetupTime));
assert_param(IS_FSMC_WAIT_TIME(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_WaitSetupTime));
assert_param(IS_FSMC_HOLD_TIME(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HoldSetupTime));
assert_param(IS_FSMC_HIZ_TIME(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HiZSetupTime));
assert_param(IS_FSMC_SETUP_TIME(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_SetupTime));
assert_param(IS_FSMC_WAIT_TIME(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_WaitSetupTime));
assert_param(IS_FSMC_HOLD_TIME(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HoldSetupTime));
assert_param(IS_FSMC_HIZ_TIME(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HiZSetupTime));
/* Set the tmppcr value according to FSMC_NANDInitStruct parameters */
tmppcr = (uint32_t)FSMC_NANDInitStruct->FSMC_Waitfeature |
PCR_MemoryType_NAND |
FSMC_NANDInitStruct->FSMC_MemoryDataWidth |
FSMC_NANDInitStruct->FSMC_ECC |
FSMC_NANDInitStruct->FSMC_ECCPageSize |
(FSMC_NANDInitStruct->FSMC_TCLRSetupTime << 9 )|
(FSMC_NANDInitStruct->FSMC_TARSetupTime << 13);
/* Set tmppmem value according to FSMC_CommonSpaceTimingStructure parameters */
tmppmem = (uint32_t)FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_SetupTime |
(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_WaitSetupTime << 8) |
(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HoldSetupTime << 16)|
(FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HiZSetupTime << 24);
/* Set tmppatt value according to FSMC_AttributeSpaceTimingStructure parameters */
tmppatt = (uint32_t)FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_SetupTime |
(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_WaitSetupTime << 8) |
(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HoldSetupTime << 16)|
(FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HiZSetupTime << 24);
if(FSMC_NANDInitStruct->FSMC_Bank == FSMC_Bank2_NAND)
{
/* FSMC_Bank2_NAND registers configuration */
FSMC_Bank2->PCR2 = tmppcr;
FSMC_Bank2->PMEM2 = tmppmem;
FSMC_Bank2->PATT2 = tmppatt;
}
else
{
/* FSMC_Bank3_NAND registers configuration */
FSMC_Bank3->PCR3 = tmppcr;
FSMC_Bank3->PMEM3 = tmppmem;
FSMC_Bank3->PATT3 = tmppatt;
}
}
/**
* @brief Initializes the FSMC PCCARD Bank according to the specified
* parameters in the FSMC_PCCARDInitStruct.
* @param FSMC_PCCARDInitStruct : pointer to a FSMC_PCCARDInitTypeDef
* structure that contains the configuration information for
* the FSMC PCCARD Bank.
* @retval : None
*/
void FSMC_PCCARDInit(FSMC_PCCARDInitTypeDef* FSMC_PCCARDInitStruct)
{
/* Check the parameters */
assert_param(IS_FSMC_WAIT_FEATURE(FSMC_PCCARDInitStruct->FSMC_Waitfeature));
assert_param(IS_FSMC_TCLR_TIME(FSMC_PCCARDInitStruct->FSMC_TCLRSetupTime));
assert_param(IS_FSMC_TAR_TIME(FSMC_PCCARDInitStruct->FSMC_TARSetupTime));
assert_param(IS_FSMC_SETUP_TIME(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_SetupTime));
assert_param(IS_FSMC_WAIT_TIME(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_WaitSetupTime));
assert_param(IS_FSMC_HOLD_TIME(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HoldSetupTime));
assert_param(IS_FSMC_HIZ_TIME(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HiZSetupTime));
assert_param(IS_FSMC_SETUP_TIME(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_SetupTime));
assert_param(IS_FSMC_WAIT_TIME(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_WaitSetupTime));
assert_param(IS_FSMC_HOLD_TIME(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HoldSetupTime));
assert_param(IS_FSMC_HIZ_TIME(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HiZSetupTime));
assert_param(IS_FSMC_SETUP_TIME(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_SetupTime));
assert_param(IS_FSMC_WAIT_TIME(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_WaitSetupTime));
assert_param(IS_FSMC_HOLD_TIME(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_HoldSetupTime));
assert_param(IS_FSMC_HIZ_TIME(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_HiZSetupTime));
/* Set the PCR4 register value according to FSMC_PCCARDInitStruct parameters */
FSMC_Bank4->PCR4 = (uint32_t)FSMC_PCCARDInitStruct->FSMC_Waitfeature |
FSMC_MemoryDataWidth_16b |
(FSMC_PCCARDInitStruct->FSMC_TCLRSetupTime << 9) |
(FSMC_PCCARDInitStruct->FSMC_TARSetupTime << 13);
/* Set PMEM4 register value according to FSMC_CommonSpaceTimingStructure parameters */
FSMC_Bank4->PMEM4 = (uint32_t)FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_SetupTime |
(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_WaitSetupTime << 8) |
(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HoldSetupTime << 16)|
(FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HiZSetupTime << 24);
/* Set PATT4 register value according to FSMC_AttributeSpaceTimingStructure parameters */
FSMC_Bank4->PATT4 = (uint32_t)FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_SetupTime |
(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_WaitSetupTime << 8) |
(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HoldSetupTime << 16)|
(FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HiZSetupTime << 24);
/* Set PIO4 register value according to FSMC_IOSpaceTimingStructure parameters */
FSMC_Bank4->PIO4 = (uint32_t)FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_SetupTime |
(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_WaitSetupTime << 8) |
(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_HoldSetupTime << 16)|
(FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_HiZSetupTime << 24);
}
/**
* @brief Fills each FSMC_NORSRAMInitStruct member with its default value.
* @param FSMC_NORSRAMInitStruct: pointer to a FSMC_NORSRAMInitTypeDef
* structure which will be initialized.
* @retval : None
*/
void FSMC_NORSRAMStructInit(FSMC_NORSRAMInitTypeDef* FSMC_NORSRAMInitStruct)
{
/* Reset NOR/SRAM Init structure parameters values */
FSMC_NORSRAMInitStruct->FSMC_Bank = FSMC_Bank1_NORSRAM1;
FSMC_NORSRAMInitStruct->FSMC_DataAddressMux = FSMC_DataAddressMux_Enable;
FSMC_NORSRAMInitStruct->FSMC_MemoryType = FSMC_MemoryType_SRAM;
FSMC_NORSRAMInitStruct->FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_8b;
FSMC_NORSRAMInitStruct->FSMC_BurstAccessMode = FSMC_BurstAccessMode_Disable;
FSMC_NORSRAMInitStruct->FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low;
FSMC_NORSRAMInitStruct->FSMC_WrapMode = FSMC_WrapMode_Disable;
FSMC_NORSRAMInitStruct->FSMC_WaitSignalActive = FSMC_WaitSignalActive_BeforeWaitState;
FSMC_NORSRAMInitStruct->FSMC_WriteOperation = FSMC_WriteOperation_Enable;
FSMC_NORSRAMInitStruct->FSMC_WaitSignal = FSMC_WaitSignal_Enable;
FSMC_NORSRAMInitStruct->FSMC_ExtendedMode = FSMC_ExtendedMode_Disable;
FSMC_NORSRAMInitStruct->FSMC_WriteBurst = FSMC_WriteBurst_Disable;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressSetupTime = 0xF;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressHoldTime = 0xF;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataSetupTime = 0xFF;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_BusTurnAroundDuration = 0xF;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_CLKDivision = 0xF;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataLatency = 0xF;
FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AccessMode = FSMC_AccessMode_A;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressSetupTime = 0xF;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressHoldTime = 0xF;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataSetupTime = 0xFF;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_BusTurnAroundDuration = 0xF;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_CLKDivision = 0xF;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataLatency = 0xF;
FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AccessMode = FSMC_AccessMode_A;
}
/**
* @brief Fills each FSMC_NANDInitStruct member with its default value.
* @param FSMC_NANDInitStruct: pointer to a FSMC_NANDInitTypeDef
* structure which will be initialized.
* @retval : None
*/
void FSMC_NANDStructInit(FSMC_NANDInitTypeDef* FSMC_NANDInitStruct)
{
/* Reset NAND Init structure parameters values */
FSMC_NANDInitStruct->FSMC_Bank = FSMC_Bank2_NAND;
FSMC_NANDInitStruct->FSMC_Waitfeature = FSMC_Waitfeature_Disable;
FSMC_NANDInitStruct->FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_8b;
FSMC_NANDInitStruct->FSMC_ECC = FSMC_ECC_Disable;
FSMC_NANDInitStruct->FSMC_ECCPageSize = FSMC_ECCPageSize_256Bytes;
FSMC_NANDInitStruct->FSMC_TCLRSetupTime = 0x0;
FSMC_NANDInitStruct->FSMC_TARSetupTime = 0x0;
FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_SetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_WaitSetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HoldSetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HiZSetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_SetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_WaitSetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HoldSetupTime = 0xFC;
FSMC_NANDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HiZSetupTime = 0xFC;
}
/**
* @brief Fills each FSMC_PCCARDInitStruct member with its default value.
* @param FSMC_PCCARDInitStruct: pointer to a FSMC_PCCARDInitTypeDef
* structure which will be initialized.
* @retval : None
*/
void FSMC_PCCARDStructInit(FSMC_PCCARDInitTypeDef* FSMC_PCCARDInitStruct)
{
/* Reset PCCARD Init structure parameters values */
FSMC_PCCARDInitStruct->FSMC_Waitfeature = FSMC_Waitfeature_Disable;
FSMC_PCCARDInitStruct->FSMC_TCLRSetupTime = 0x0;
FSMC_PCCARDInitStruct->FSMC_TARSetupTime = 0x0;
FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_SetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_WaitSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HoldSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_CommonSpaceTimingStruct->FSMC_HiZSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_SetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_WaitSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HoldSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_AttributeSpaceTimingStruct->FSMC_HiZSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_SetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_WaitSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_HoldSetupTime = 0xFC;
FSMC_PCCARDInitStruct->FSMC_IOSpaceTimingStruct->FSMC_HiZSetupTime = 0xFC;
}
/**
* @brief Enables or disables the specified NOR/SRAM Memory Bank.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank1_NORSRAM1: FSMC Bank1 NOR/SRAM1
* @arg FSMC_Bank1_NORSRAM2: FSMC Bank1 NOR/SRAM2
* @arg FSMC_Bank1_NORSRAM3: FSMC Bank1 NOR/SRAM3
* @arg FSMC_Bank1_NORSRAM4: FSMC Bank1 NOR/SRAM4
* @param NewState: new state of the FSMC_Bank.
* This parameter can be: ENABLE or DISABLE.
* @retval : None
*/
void FSMC_NORSRAMCmd(uint32_t FSMC_Bank, FunctionalState NewState)
{
assert_param(IS_FSMC_NORSRAM_BANK(FSMC_Bank));
assert_param(IS_FUNCTIONAL_STATE(NewState));
if (NewState != DISABLE)
{
/* Enable the selected NOR/SRAM Bank by setting the PBKEN bit in the BCRx register */
FSMC_Bank1->BTCR[FSMC_Bank] |= BCR_MBKEN_Set;
}
else
{
/* Disable the selected NOR/SRAM Bank by clearing the PBKEN bit in the BCRx register */
FSMC_Bank1->BTCR[FSMC_Bank] &= BCR_MBKEN_Reset;
}
}
/**
* @brief Enables or disables the specified NAND Memory Bank.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @param NewState: new state of the FSMC_Bank.
* This parameter can be: ENABLE or DISABLE.
* @retval : None
*/
void FSMC_NANDCmd(uint32_t FSMC_Bank, FunctionalState NewState)
{
assert_param(IS_FSMC_NAND_BANK(FSMC_Bank));
assert_param(IS_FUNCTIONAL_STATE(NewState));
if (NewState != DISABLE)
{
/* Enable the selected NAND Bank by setting the PBKEN bit in the PCRx register */
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->PCR2 |= PCR_PBKEN_Set;
}
else
{
FSMC_Bank3->PCR3 |= PCR_PBKEN_Set;
}
}
else
{
/* Disable the selected NAND Bank by clearing the PBKEN bit in the PCRx register */
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->PCR2 &= PCR_PBKEN_Reset;
}
else
{
FSMC_Bank3->PCR3 &= PCR_PBKEN_Reset;
}
}
}
/**
* @brief Enables or disables the PCCARD Memory Bank.
* @param NewState: new state of the PCCARD Memory Bank.
* This parameter can be: ENABLE or DISABLE.
* @retval : None
*/
void FSMC_PCCARDCmd(FunctionalState NewState)
{
assert_param(IS_FUNCTIONAL_STATE(NewState));
if (NewState != DISABLE)
{
/* Enable the PCCARD Bank by setting the PBKEN bit in the PCR4 register */
FSMC_Bank4->PCR4 |= PCR_PBKEN_Set;
}
else
{
/* Disable the PCCARD Bank by clearing the PBKEN bit in the PCR4 register */
FSMC_Bank4->PCR4 &= PCR_PBKEN_Reset;
}
}
/**
* @brief Enables or disables the FSMC NAND ECC feature.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @param NewState: new state of the FSMC NAND ECC feature.
* This parameter can be: ENABLE or DISABLE.
* @retval : None
*/
void FSMC_NANDECCCmd(uint32_t FSMC_Bank, FunctionalState NewState)
{
assert_param(IS_FSMC_NAND_BANK(FSMC_Bank));
assert_param(IS_FUNCTIONAL_STATE(NewState));
if (NewState != DISABLE)
{
/* Enable the selected NAND Bank ECC function by setting the ECCEN bit in the PCRx register */
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->PCR2 |= PCR_ECCEN_Set;
}
else
{
FSMC_Bank3->PCR3 |= PCR_ECCEN_Set;
}
}
else
{
/* Disable the selected NAND Bank ECC function by clearing the ECCEN bit in the PCRx register */
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->PCR2 &= PCR_ECCEN_Reset;
}
else
{
FSMC_Bank3->PCR3 &= PCR_ECCEN_Reset;
}
}
}
/**
* @brief Returns the error correction code register value.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @retval : The Error Correction Code (ECC) value.
*/
uint32_t FSMC_GetECC(uint32_t FSMC_Bank)
{
uint32_t eccval = 0x00000000;
if(FSMC_Bank == FSMC_Bank2_NAND)
{
/* Get the ECCR2 register value */
eccval = FSMC_Bank2->ECCR2;
}
else
{
/* Get the ECCR3 register value */
eccval = FSMC_Bank3->ECCR3;
}
/* Return the error correction code value */
return(eccval);
}
/**
* @brief Enables or disables the specified FSMC interrupts.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @arg FSMC_Bank4_PCCARD: FSMC Bank4 PCCARD
* @param FSMC_IT: specifies the FSMC interrupt sources to be
* enabled or disabled.
* This parameter can be any combination of the following values:
* @arg FSMC_IT_RisingEdge: Rising edge detection interrupt.
* @arg FSMC_IT_Level: Level edge detection interrupt.
* @arg FSMC_IT_FallingEdge: Falling edge detection interrupt.
* @param NewState: new state of the specified FSMC interrupts.
* This parameter can be: ENABLE or DISABLE.
* @retval : None
*/
void FSMC_ITConfig(uint32_t FSMC_Bank, uint32_t FSMC_IT, FunctionalState NewState)
{
assert_param(IS_FSMC_IT_BANK(FSMC_Bank));
assert_param(IS_FSMC_IT(FSMC_IT));
assert_param(IS_FUNCTIONAL_STATE(NewState));
if (NewState != DISABLE)
{
/* Enable the selected FSMC_Bank2 interrupts */
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->SR2 |= FSMC_IT;
}
/* Enable the selected FSMC_Bank3 interrupts */
else if (FSMC_Bank == FSMC_Bank3_NAND)
{
FSMC_Bank3->SR3 |= FSMC_IT;
}
/* Enable the selected FSMC_Bank4 interrupts */
else
{
FSMC_Bank4->SR4 |= FSMC_IT;
}
}
else
{
/* Disable the selected FSMC_Bank2 interrupts */
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->SR2 &= (uint32_t)~FSMC_IT;
}
/* Disable the selected FSMC_Bank3 interrupts */
else if (FSMC_Bank == FSMC_Bank3_NAND)
{
FSMC_Bank3->SR3 &= (uint32_t)~FSMC_IT;
}
/* Disable the selected FSMC_Bank4 interrupts */
else
{
FSMC_Bank4->SR4 &= (uint32_t)~FSMC_IT;
}
}
}
/**
* @brief Checks whether the specified FSMC flag is set or not.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @arg FSMC_Bank4_PCCARD: FSMC Bank4 PCCARD
* @param FSMC_FLAG: specifies the flag to check.
* This parameter can be one of the following values:
* @arg FSMC_FLAG_RisingEdge: Rising egde detection Flag.
* @arg FSMC_FLAG_Level: Level detection Flag.
* @arg FSMC_FLAG_FallingEdge: Falling egde detection Flag.
* @arg FSMC_FLAG_FEMPT: Fifo empty Flag.
* @retval : The new state of FSMC_FLAG (SET or RESET).
*/
FlagStatus FSMC_GetFlagStatus(uint32_t FSMC_Bank, uint32_t FSMC_FLAG)
{
FlagStatus bitstatus = RESET;
uint32_t tmpsr = 0x00000000;
/* Check the parameters */
assert_param(IS_FSMC_GETFLAG_BANK(FSMC_Bank));
assert_param(IS_FSMC_GET_FLAG(FSMC_FLAG));
if(FSMC_Bank == FSMC_Bank2_NAND)
{
tmpsr = FSMC_Bank2->SR2;
}
else if(FSMC_Bank == FSMC_Bank3_NAND)
{
tmpsr = FSMC_Bank3->SR3;
}
/* FSMC_Bank4_PCCARD*/
else
{
tmpsr = FSMC_Bank4->SR4;
}
/* Get the flag status */
if ((tmpsr & FSMC_FLAG) != (uint16_t)RESET )
{
bitstatus = SET;
}
else
{
bitstatus = RESET;
}
/* Return the flag status */
return bitstatus;
}
/**
* @brief Clears the FSMC<EFBFBD>s pending flags.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @arg FSMC_Bank4_PCCARD: FSMC Bank4 PCCARD
* @param FSMC_FLAG: specifies the flag to clear.
* This parameter can be any combination of the following values:
* @arg FSMC_FLAG_RisingEdge: Rising egde detection Flag.
* @arg FSMC_FLAG_Level: Level detection Flag.
* @arg FSMC_FLAG_FallingEdge: Falling egde detection Flag.
* @retval : None
*/
void FSMC_ClearFlag(uint32_t FSMC_Bank, uint32_t FSMC_FLAG)
{
/* Check the parameters */
assert_param(IS_FSMC_GETFLAG_BANK(FSMC_Bank));
assert_param(IS_FSMC_CLEAR_FLAG(FSMC_FLAG)) ;
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->SR2 &= ~FSMC_FLAG;
}
else if(FSMC_Bank == FSMC_Bank3_NAND)
{
FSMC_Bank3->SR3 &= ~FSMC_FLAG;
}
/* FSMC_Bank4_PCCARD*/
else
{
FSMC_Bank4->SR4 &= ~FSMC_FLAG;
}
}
/**
* @brief Checks whether the specified FSMC interrupt has occurred or not.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @arg FSMC_Bank4_PCCARD: FSMC Bank4 PCCARD
* @param FSMC_IT: specifies the FSMC interrupt source to check.
* This parameter can be one of the following values:
* @arg FSMC_IT_RisingEdge: Rising edge detection interrupt.
* @arg FSMC_IT_Level: Level edge detection interrupt.
* @arg FSMC_IT_FallingEdge: Falling edge detection interrupt.
* @retval : The new state of FSMC_IT (SET or RESET).
*/
ITStatus FSMC_GetITStatus(uint32_t FSMC_Bank, uint32_t FSMC_IT)
{
ITStatus bitstatus = RESET;
uint32_t tmpsr = 0x0, itstatus = 0x0, itenable = 0x0;
/* Check the parameters */
assert_param(IS_FSMC_IT_BANK(FSMC_Bank));
assert_param(IS_FSMC_GET_IT(FSMC_IT));
if(FSMC_Bank == FSMC_Bank2_NAND)
{
tmpsr = FSMC_Bank2->SR2;
}
else if(FSMC_Bank == FSMC_Bank3_NAND)
{
tmpsr = FSMC_Bank3->SR3;
}
/* FSMC_Bank4_PCCARD*/
else
{
tmpsr = FSMC_Bank4->SR4;
}
itstatus = tmpsr & FSMC_IT;
itenable = tmpsr & (FSMC_IT >> 3);
if ((itstatus != (uint32_t)RESET) && (itenable != (uint32_t)RESET))
{
bitstatus = SET;
}
else
{
bitstatus = RESET;
}
return bitstatus;
}
/**
* @brief Clears the FSMC<EFBFBD>s interrupt pending bits.
* @param FSMC_Bank: specifies the FSMC Bank to be used
* This parameter can be one of the following values:
* @arg FSMC_Bank2_NAND: FSMC Bank2 NAND
* @arg FSMC_Bank3_NAND: FSMC Bank3 NAND
* @arg FSMC_Bank4_PCCARD: FSMC Bank4 PCCARD
* @param FSMC_IT: specifies the interrupt pending bit to clear.
* This parameter can be any combination of the following values:
* @arg FSMC_IT_RisingEdge: Rising edge detection interrupt.
* @arg FSMC_IT_Level: Level edge detection interrupt.
* @arg FSMC_IT_FallingEdge: Falling edge detection interrupt.
* @retval : None
*/
void FSMC_ClearITPendingBit(uint32_t FSMC_Bank, uint32_t FSMC_IT)
{
/* Check the parameters */
assert_param(IS_FSMC_IT_BANK(FSMC_Bank));
assert_param(IS_FSMC_IT(FSMC_IT));
if(FSMC_Bank == FSMC_Bank2_NAND)
{
FSMC_Bank2->SR2 &= ~(FSMC_IT >> 3);
}
else if(FSMC_Bank == FSMC_Bank3_NAND)
{
FSMC_Bank3->SR3 &= ~(FSMC_IT >> 3);
}
/* FSMC_Bank4_PCCARD*/
else
{
FSMC_Bank4->SR4 &= ~(FSMC_IT >> 3);
}
}
/**
* @}
*/
/**
* @}
*/
/**
* @}
*/
/******************* (C) COPYRIGHT 2009 STMicroelectronics *****END OF FILE****/
Reference in New Issue Copy Permalink