mbed library sources
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targets/cmsis/TARGET_STM/TARGET_NUCLEO_L152RE/stm32l1xx_fsmc.c@76:aeb1df146756, 2014-01-27 (annotated)
- Committer:
- mbed_official
- Date:
- Mon Jan 27 14:30:07 2014 +0000
- Revision:
- 76:aeb1df146756
- Child:
- 80:66393a7b209d
Synchronized with git revision a31ec9c5f7bcb5c8a1b2eced103f6a1dfa921abd
Full URL: https://github.com/mbedmicro/mbed/commit/a31ec9c5f7bcb5c8a1b2eced103f6a1dfa921abd/
Add NUCLEO_L152RE
Who changed what in which revision?
User | Revision | Line number | New contents of line |
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mbed_official | 76:aeb1df146756 | 1 | /** |
mbed_official | 76:aeb1df146756 | 2 | ****************************************************************************** |
mbed_official | 76:aeb1df146756 | 3 | * @file stm32l1xx_fsmc.c |
mbed_official | 76:aeb1df146756 | 4 | * @author MCD Application Team |
mbed_official | 76:aeb1df146756 | 5 | * @version V1.2.0 |
mbed_official | 76:aeb1df146756 | 6 | * @date 22-February-2013 |
mbed_official | 76:aeb1df146756 | 7 | * @brief This file provides firmware functions to manage the following |
mbed_official | 76:aeb1df146756 | 8 | * functionalities of the FSMC peripheral: |
mbed_official | 76:aeb1df146756 | 9 | * + Initialization |
mbed_official | 76:aeb1df146756 | 10 | * + Interrupts and flags management |
mbed_official | 76:aeb1df146756 | 11 | * |
mbed_official | 76:aeb1df146756 | 12 | ****************************************************************************** |
mbed_official | 76:aeb1df146756 | 13 | * @attention |
mbed_official | 76:aeb1df146756 | 14 | * |
mbed_official | 76:aeb1df146756 | 15 | * <h2><center>© COPYRIGHT 2013 STMicroelectronics</center></h2> |
mbed_official | 76:aeb1df146756 | 16 | * |
mbed_official | 76:aeb1df146756 | 17 | * Licensed under MCD-ST Liberty SW License Agreement V2, (the "License"); |
mbed_official | 76:aeb1df146756 | 18 | * You may not use this file except in compliance with the License. |
mbed_official | 76:aeb1df146756 | 19 | * You may obtain a copy of the License at: |
mbed_official | 76:aeb1df146756 | 20 | * |
mbed_official | 76:aeb1df146756 | 21 | * http://www.st.com/software_license_agreement_liberty_v2 |
mbed_official | 76:aeb1df146756 | 22 | * |
mbed_official | 76:aeb1df146756 | 23 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 76:aeb1df146756 | 24 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 76:aeb1df146756 | 25 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 76:aeb1df146756 | 26 | * See the License for the specific language governing permissions and |
mbed_official | 76:aeb1df146756 | 27 | * limitations under the License. |
mbed_official | 76:aeb1df146756 | 28 | * |
mbed_official | 76:aeb1df146756 | 29 | ****************************************************************************** |
mbed_official | 76:aeb1df146756 | 30 | */ |
mbed_official | 76:aeb1df146756 | 31 | |
mbed_official | 76:aeb1df146756 | 32 | /* Includes ------------------------------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 33 | #include "stm32l1xx_fsmc.h" |
mbed_official | 76:aeb1df146756 | 34 | #include "stm32l1xx_rcc.h" |
mbed_official | 76:aeb1df146756 | 35 | |
mbed_official | 76:aeb1df146756 | 36 | /** @addtogroup STM32L1xx_StdPeriph_Driver |
mbed_official | 76:aeb1df146756 | 37 | * @{ |
mbed_official | 76:aeb1df146756 | 38 | */ |
mbed_official | 76:aeb1df146756 | 39 | |
mbed_official | 76:aeb1df146756 | 40 | /** @defgroup FSMC |
mbed_official | 76:aeb1df146756 | 41 | * @brief FSMC driver modules |
mbed_official | 76:aeb1df146756 | 42 | * @{ |
mbed_official | 76:aeb1df146756 | 43 | */ |
mbed_official | 76:aeb1df146756 | 44 | |
mbed_official | 76:aeb1df146756 | 45 | /* Private typedef -----------------------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 46 | /* Private define ------------------------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 47 | /* Private macro -------------------------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 48 | /* Private variables ---------------------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 49 | /* Private function prototypes -----------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 50 | /* Private functions ---------------------------------------------------------*/ |
mbed_official | 76:aeb1df146756 | 51 | |
mbed_official | 76:aeb1df146756 | 52 | /** @defgroup FSMC_Private_Functions |
mbed_official | 76:aeb1df146756 | 53 | * @{ |
mbed_official | 76:aeb1df146756 | 54 | */ |
mbed_official | 76:aeb1df146756 | 55 | |
mbed_official | 76:aeb1df146756 | 56 | /** @defgroup FSMC_Group1 NOR/SRAM Controller functions |
mbed_official | 76:aeb1df146756 | 57 | * @brief NOR/SRAM Controller functions |
mbed_official | 76:aeb1df146756 | 58 | * |
mbed_official | 76:aeb1df146756 | 59 | @verbatim |
mbed_official | 76:aeb1df146756 | 60 | ============================================================================== |
mbed_official | 76:aeb1df146756 | 61 | ##### NOR-SRAM Controller functions ##### |
mbed_official | 76:aeb1df146756 | 62 | ============================================================================== |
mbed_official | 76:aeb1df146756 | 63 | [..] The following sequence should be followed to configure the FSMC to |
mbed_official | 76:aeb1df146756 | 64 | interface with SRAM, PSRAM, NOR or OneNAND memory connected to the |
mbed_official | 76:aeb1df146756 | 65 | NOR/SRAM Bank: |
mbed_official | 76:aeb1df146756 | 66 | (#) Enable the clock for the FSMC and associated GPIOs using the following |
mbed_official | 76:aeb1df146756 | 67 | functions: |
mbed_official | 76:aeb1df146756 | 68 | (++)RCC_AHBPeriphClockCmd(RCC_AHBPeriph_FSMC, ENABLE); |
mbed_official | 76:aeb1df146756 | 69 | (++)RCC_AHBPeriphClockCmd(RCC_AHBPeriph_GPIOx, ENABLE); |
mbed_official | 76:aeb1df146756 | 70 | (#) FSMC pins configuration |
mbed_official | 76:aeb1df146756 | 71 | (++) Connect the involved FSMC pins to AF12 using the following function |
mbed_official | 76:aeb1df146756 | 72 | GPIO_PinAFConfig(GPIOx, GPIO_PinSourcex, GPIO_AF_FSMC); |
mbed_official | 76:aeb1df146756 | 73 | (++) Configure these FSMC pins in alternate function mode by calling the |
mbed_official | 76:aeb1df146756 | 74 | function GPIO_Init(); |
mbed_official | 76:aeb1df146756 | 75 | (#) Declare a FSMC_NORSRAMInitTypeDef structure, for example: |
mbed_official | 76:aeb1df146756 | 76 | FSMC_NORSRAMInitTypeDef FSMC_NORSRAMInitStructure; and fill the |
mbed_official | 76:aeb1df146756 | 77 | FSMC_NORSRAMInitStructure variable with the allowed values of the |
mbed_official | 76:aeb1df146756 | 78 | structure member. |
mbed_official | 76:aeb1df146756 | 79 | (#) Initialize the NOR/SRAM Controller by calling the function |
mbed_official | 76:aeb1df146756 | 80 | FSMC_NORSRAMInit(&FSMC_NORSRAMInitStructure); |
mbed_official | 76:aeb1df146756 | 81 | (#) Then enable the NOR/SRAM Bank, for example: |
mbed_official | 76:aeb1df146756 | 82 | FSMC_NORSRAMCmd(FSMC_Bank1_NORSRAM2, ENABLE); |
mbed_official | 76:aeb1df146756 | 83 | (#) At this stage you can read/write from/to the memory connected to the |
mbed_official | 76:aeb1df146756 | 84 | NOR/SRAM Bank. |
mbed_official | 76:aeb1df146756 | 85 | |
mbed_official | 76:aeb1df146756 | 86 | @endverbatim |
mbed_official | 76:aeb1df146756 | 87 | |
mbed_official | 76:aeb1df146756 | 88 | * @{ |
mbed_official | 76:aeb1df146756 | 89 | */ |
mbed_official | 76:aeb1df146756 | 90 | |
mbed_official | 76:aeb1df146756 | 91 | /** |
mbed_official | 76:aeb1df146756 | 92 | * @brief Deinitializes the FSMC NOR/SRAM Banks registers to their default |
mbed_official | 76:aeb1df146756 | 93 | * reset values. |
mbed_official | 76:aeb1df146756 | 94 | * @param FSMC_Bank: specifies the FSMC Bank to be used |
mbed_official | 76:aeb1df146756 | 95 | * This parameter can be one of the following values: |
mbed_official | 76:aeb1df146756 | 96 | * @arg FSMC_Bank1_NORSRAM1: FSMC Bank1 NOR/SRAM1 |
mbed_official | 76:aeb1df146756 | 97 | * @arg FSMC_Bank1_NORSRAM2: FSMC Bank1 NOR/SRAM2 |
mbed_official | 76:aeb1df146756 | 98 | * @arg FSMC_Bank1_NORSRAM3: FSMC Bank1 NOR/SRAM3 |
mbed_official | 76:aeb1df146756 | 99 | * @arg FSMC_Bank1_NORSRAM4: FSMC Bank1 NOR/SRAM4 |
mbed_official | 76:aeb1df146756 | 100 | * @retval None |
mbed_official | 76:aeb1df146756 | 101 | */ |
mbed_official | 76:aeb1df146756 | 102 | void FSMC_NORSRAMDeInit(uint32_t FSMC_Bank) |
mbed_official | 76:aeb1df146756 | 103 | { |
mbed_official | 76:aeb1df146756 | 104 | /* Check the parameter */ |
mbed_official | 76:aeb1df146756 | 105 | assert_param(IS_FSMC_NORSRAM_BANK(FSMC_Bank)); |
mbed_official | 76:aeb1df146756 | 106 | |
mbed_official | 76:aeb1df146756 | 107 | /* FSMC_Bank1_NORSRAM1 */ |
mbed_official | 76:aeb1df146756 | 108 | if(FSMC_Bank == FSMC_Bank1_NORSRAM1) |
mbed_official | 76:aeb1df146756 | 109 | { |
mbed_official | 76:aeb1df146756 | 110 | FSMC_Bank1->BTCR[FSMC_Bank] = 0x000030DB; |
mbed_official | 76:aeb1df146756 | 111 | } |
mbed_official | 76:aeb1df146756 | 112 | /* FSMC_Bank1_NORSRAM2, FSMC_Bank1_NORSRAM3 or FSMC_Bank1_NORSRAM4 */ |
mbed_official | 76:aeb1df146756 | 113 | else |
mbed_official | 76:aeb1df146756 | 114 | { |
mbed_official | 76:aeb1df146756 | 115 | FSMC_Bank1->BTCR[FSMC_Bank] = 0x000030D2; |
mbed_official | 76:aeb1df146756 | 116 | } |
mbed_official | 76:aeb1df146756 | 117 | FSMC_Bank1->BTCR[FSMC_Bank + 1] = 0x0FFFFFFF; |
mbed_official | 76:aeb1df146756 | 118 | FSMC_Bank1E->BWTR[FSMC_Bank] = 0x0FFFFFFF; |
mbed_official | 76:aeb1df146756 | 119 | } |
mbed_official | 76:aeb1df146756 | 120 | |
mbed_official | 76:aeb1df146756 | 121 | /** |
mbed_official | 76:aeb1df146756 | 122 | * @brief Initializes the FSMC NOR/SRAM Banks according to the specified |
mbed_official | 76:aeb1df146756 | 123 | * parameters in the FSMC_NORSRAMInitStruct. |
mbed_official | 76:aeb1df146756 | 124 | * @param FSMC_NORSRAMInitStruct : pointer to a FSMC_NORSRAMInitTypeDef |
mbed_official | 76:aeb1df146756 | 125 | * structure that contains the configuration information for |
mbed_official | 76:aeb1df146756 | 126 | * the FSMC NOR/SRAM specified Banks. |
mbed_official | 76:aeb1df146756 | 127 | * @retval None |
mbed_official | 76:aeb1df146756 | 128 | */ |
mbed_official | 76:aeb1df146756 | 129 | void FSMC_NORSRAMInit(FSMC_NORSRAMInitTypeDef* FSMC_NORSRAMInitStruct) |
mbed_official | 76:aeb1df146756 | 130 | { |
mbed_official | 76:aeb1df146756 | 131 | /* Check the parameters */ |
mbed_official | 76:aeb1df146756 | 132 | assert_param(IS_FSMC_NORSRAM_BANK(FSMC_NORSRAMInitStruct->FSMC_Bank)); |
mbed_official | 76:aeb1df146756 | 133 | assert_param(IS_FSMC_MUX(FSMC_NORSRAMInitStruct->FSMC_DataAddressMux)); |
mbed_official | 76:aeb1df146756 | 134 | assert_param(IS_FSMC_MEMORY(FSMC_NORSRAMInitStruct->FSMC_MemoryType)); |
mbed_official | 76:aeb1df146756 | 135 | assert_param(IS_FSMC_MEMORY_WIDTH(FSMC_NORSRAMInitStruct->FSMC_MemoryDataWidth)); |
mbed_official | 76:aeb1df146756 | 136 | assert_param(IS_FSMC_BURSTMODE(FSMC_NORSRAMInitStruct->FSMC_BurstAccessMode)); |
mbed_official | 76:aeb1df146756 | 137 | assert_param(IS_FSMC_ASYNWAIT(FSMC_NORSRAMInitStruct->FSMC_AsynchronousWait)); |
mbed_official | 76:aeb1df146756 | 138 | assert_param(IS_FSMC_WAIT_POLARITY(FSMC_NORSRAMInitStruct->FSMC_WaitSignalPolarity)); |
mbed_official | 76:aeb1df146756 | 139 | assert_param(IS_FSMC_WRAP_MODE(FSMC_NORSRAMInitStruct->FSMC_WrapMode)); |
mbed_official | 76:aeb1df146756 | 140 | assert_param(IS_FSMC_WAIT_SIGNAL_ACTIVE(FSMC_NORSRAMInitStruct->FSMC_WaitSignalActive)); |
mbed_official | 76:aeb1df146756 | 141 | assert_param(IS_FSMC_WRITE_OPERATION(FSMC_NORSRAMInitStruct->FSMC_WriteOperation)); |
mbed_official | 76:aeb1df146756 | 142 | assert_param(IS_FSMC_WAITE_SIGNAL(FSMC_NORSRAMInitStruct->FSMC_WaitSignal)); |
mbed_official | 76:aeb1df146756 | 143 | assert_param(IS_FSMC_EXTENDED_MODE(FSMC_NORSRAMInitStruct->FSMC_ExtendedMode)); |
mbed_official | 76:aeb1df146756 | 144 | assert_param(IS_FSMC_WRITE_BURST(FSMC_NORSRAMInitStruct->FSMC_WriteBurst)); |
mbed_official | 76:aeb1df146756 | 145 | assert_param(IS_FSMC_ADDRESS_SETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressSetupTime)); |
mbed_official | 76:aeb1df146756 | 146 | assert_param(IS_FSMC_ADDRESS_HOLD_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressHoldTime)); |
mbed_official | 76:aeb1df146756 | 147 | assert_param(IS_FSMC_DATASETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataSetupTime)); |
mbed_official | 76:aeb1df146756 | 148 | assert_param(IS_FSMC_TURNAROUND_TIME(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_BusTurnAroundDuration)); |
mbed_official | 76:aeb1df146756 | 149 | assert_param(IS_FSMC_CLK_DIV(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_CLKDivision)); |
mbed_official | 76:aeb1df146756 | 150 | assert_param(IS_FSMC_DATA_LATENCY(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataLatency)); |
mbed_official | 76:aeb1df146756 | 151 | assert_param(IS_FSMC_ACCESS_MODE(FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AccessMode)); |
mbed_official | 76:aeb1df146756 | 152 | |
mbed_official | 76:aeb1df146756 | 153 | /* Bank1 NOR/SRAM control register configuration */ |
mbed_official | 76:aeb1df146756 | 154 | FSMC_Bank1->BTCR[FSMC_NORSRAMInitStruct->FSMC_Bank] = |
mbed_official | 76:aeb1df146756 | 155 | (uint32_t)FSMC_NORSRAMInitStruct->FSMC_DataAddressMux | |
mbed_official | 76:aeb1df146756 | 156 | FSMC_NORSRAMInitStruct->FSMC_MemoryType | |
mbed_official | 76:aeb1df146756 | 157 | FSMC_NORSRAMInitStruct->FSMC_MemoryDataWidth | |
mbed_official | 76:aeb1df146756 | 158 | FSMC_NORSRAMInitStruct->FSMC_BurstAccessMode | |
mbed_official | 76:aeb1df146756 | 159 | FSMC_NORSRAMInitStruct->FSMC_AsynchronousWait | |
mbed_official | 76:aeb1df146756 | 160 | FSMC_NORSRAMInitStruct->FSMC_WaitSignalPolarity | |
mbed_official | 76:aeb1df146756 | 161 | FSMC_NORSRAMInitStruct->FSMC_WrapMode | |
mbed_official | 76:aeb1df146756 | 162 | FSMC_NORSRAMInitStruct->FSMC_WaitSignalActive | |
mbed_official | 76:aeb1df146756 | 163 | FSMC_NORSRAMInitStruct->FSMC_WriteOperation | |
mbed_official | 76:aeb1df146756 | 164 | FSMC_NORSRAMInitStruct->FSMC_WaitSignal | |
mbed_official | 76:aeb1df146756 | 165 | FSMC_NORSRAMInitStruct->FSMC_ExtendedMode | |
mbed_official | 76:aeb1df146756 | 166 | FSMC_NORSRAMInitStruct->FSMC_WriteBurst; |
mbed_official | 76:aeb1df146756 | 167 | |
mbed_official | 76:aeb1df146756 | 168 | if(FSMC_NORSRAMInitStruct->FSMC_MemoryType == FSMC_MemoryType_NOR) |
mbed_official | 76:aeb1df146756 | 169 | { |
mbed_official | 76:aeb1df146756 | 170 | FSMC_Bank1->BTCR[FSMC_NORSRAMInitStruct->FSMC_Bank] |= (uint32_t)FSMC_BCR1_FACCEN; |
mbed_official | 76:aeb1df146756 | 171 | } |
mbed_official | 76:aeb1df146756 | 172 | |
mbed_official | 76:aeb1df146756 | 173 | /* Bank1 NOR/SRAM timing register configuration */ |
mbed_official | 76:aeb1df146756 | 174 | FSMC_Bank1->BTCR[FSMC_NORSRAMInitStruct->FSMC_Bank+1] = |
mbed_official | 76:aeb1df146756 | 175 | (uint32_t)FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressSetupTime | |
mbed_official | 76:aeb1df146756 | 176 | (FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressHoldTime << 4) | |
mbed_official | 76:aeb1df146756 | 177 | (FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataSetupTime << 8) | |
mbed_official | 76:aeb1df146756 | 178 | (FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_BusTurnAroundDuration << 16) | |
mbed_official | 76:aeb1df146756 | 179 | (FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_CLKDivision << 20) | |
mbed_official | 76:aeb1df146756 | 180 | (FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataLatency << 24) | |
mbed_official | 76:aeb1df146756 | 181 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AccessMode; |
mbed_official | 76:aeb1df146756 | 182 | |
mbed_official | 76:aeb1df146756 | 183 | |
mbed_official | 76:aeb1df146756 | 184 | /* Bank1 NOR/SRAM timing register for write configuration, if extended mode is used */ |
mbed_official | 76:aeb1df146756 | 185 | if(FSMC_NORSRAMInitStruct->FSMC_ExtendedMode == FSMC_ExtendedMode_Enable) |
mbed_official | 76:aeb1df146756 | 186 | { |
mbed_official | 76:aeb1df146756 | 187 | assert_param(IS_FSMC_ADDRESS_SETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressSetupTime)); |
mbed_official | 76:aeb1df146756 | 188 | assert_param(IS_FSMC_ADDRESS_HOLD_TIME(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressHoldTime)); |
mbed_official | 76:aeb1df146756 | 189 | assert_param(IS_FSMC_DATASETUP_TIME(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataSetupTime)); |
mbed_official | 76:aeb1df146756 | 190 | assert_param(IS_FSMC_CLK_DIV(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_CLKDivision)); |
mbed_official | 76:aeb1df146756 | 191 | assert_param(IS_FSMC_DATA_LATENCY(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataLatency)); |
mbed_official | 76:aeb1df146756 | 192 | assert_param(IS_FSMC_ACCESS_MODE(FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AccessMode)); |
mbed_official | 76:aeb1df146756 | 193 | FSMC_Bank1E->BWTR[FSMC_NORSRAMInitStruct->FSMC_Bank] = |
mbed_official | 76:aeb1df146756 | 194 | (uint32_t)FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressSetupTime | |
mbed_official | 76:aeb1df146756 | 195 | (FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressHoldTime << 4 )| |
mbed_official | 76:aeb1df146756 | 196 | (FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataSetupTime << 8) | |
mbed_official | 76:aeb1df146756 | 197 | (FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_CLKDivision << 20) | |
mbed_official | 76:aeb1df146756 | 198 | (FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataLatency << 24) | |
mbed_official | 76:aeb1df146756 | 199 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AccessMode; |
mbed_official | 76:aeb1df146756 | 200 | } |
mbed_official | 76:aeb1df146756 | 201 | else |
mbed_official | 76:aeb1df146756 | 202 | { |
mbed_official | 76:aeb1df146756 | 203 | FSMC_Bank1E->BWTR[FSMC_NORSRAMInitStruct->FSMC_Bank] = 0x0FFFFFFF; |
mbed_official | 76:aeb1df146756 | 204 | } |
mbed_official | 76:aeb1df146756 | 205 | } |
mbed_official | 76:aeb1df146756 | 206 | |
mbed_official | 76:aeb1df146756 | 207 | /** |
mbed_official | 76:aeb1df146756 | 208 | * @brief Fills each FSMC_NORSRAMInitStruct member with its default value. |
mbed_official | 76:aeb1df146756 | 209 | * @param FSMC_NORSRAMInitStruct: pointer to a FSMC_NORSRAMInitTypeDef |
mbed_official | 76:aeb1df146756 | 210 | * structure which will be initialized. |
mbed_official | 76:aeb1df146756 | 211 | * @retval None |
mbed_official | 76:aeb1df146756 | 212 | */ |
mbed_official | 76:aeb1df146756 | 213 | void FSMC_NORSRAMStructInit(FSMC_NORSRAMInitTypeDef* FSMC_NORSRAMInitStruct) |
mbed_official | 76:aeb1df146756 | 214 | { |
mbed_official | 76:aeb1df146756 | 215 | /* Reset NOR/SRAM Init structure parameters values */ |
mbed_official | 76:aeb1df146756 | 216 | FSMC_NORSRAMInitStruct->FSMC_Bank = FSMC_Bank1_NORSRAM1; |
mbed_official | 76:aeb1df146756 | 217 | FSMC_NORSRAMInitStruct->FSMC_DataAddressMux = FSMC_DataAddressMux_Enable; |
mbed_official | 76:aeb1df146756 | 218 | FSMC_NORSRAMInitStruct->FSMC_MemoryType = FSMC_MemoryType_SRAM; |
mbed_official | 76:aeb1df146756 | 219 | FSMC_NORSRAMInitStruct->FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_8b; |
mbed_official | 76:aeb1df146756 | 220 | FSMC_NORSRAMInitStruct->FSMC_BurstAccessMode = FSMC_BurstAccessMode_Disable; |
mbed_official | 76:aeb1df146756 | 221 | FSMC_NORSRAMInitStruct->FSMC_AsynchronousWait = FSMC_AsynchronousWait_Disable; |
mbed_official | 76:aeb1df146756 | 222 | FSMC_NORSRAMInitStruct->FSMC_WaitSignalPolarity = FSMC_WaitSignalPolarity_Low; |
mbed_official | 76:aeb1df146756 | 223 | FSMC_NORSRAMInitStruct->FSMC_WrapMode = FSMC_WrapMode_Disable; |
mbed_official | 76:aeb1df146756 | 224 | FSMC_NORSRAMInitStruct->FSMC_WaitSignalActive = FSMC_WaitSignalActive_BeforeWaitState; |
mbed_official | 76:aeb1df146756 | 225 | FSMC_NORSRAMInitStruct->FSMC_WriteOperation = FSMC_WriteOperation_Enable; |
mbed_official | 76:aeb1df146756 | 226 | FSMC_NORSRAMInitStruct->FSMC_WaitSignal = FSMC_WaitSignal_Enable; |
mbed_official | 76:aeb1df146756 | 227 | FSMC_NORSRAMInitStruct->FSMC_ExtendedMode = FSMC_ExtendedMode_Disable; |
mbed_official | 76:aeb1df146756 | 228 | FSMC_NORSRAMInitStruct->FSMC_WriteBurst = FSMC_WriteBurst_Disable; |
mbed_official | 76:aeb1df146756 | 229 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressSetupTime = 0xF; |
mbed_official | 76:aeb1df146756 | 230 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AddressHoldTime = 0xF; |
mbed_official | 76:aeb1df146756 | 231 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataSetupTime = 0xFF; |
mbed_official | 76:aeb1df146756 | 232 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_BusTurnAroundDuration = 0xF; |
mbed_official | 76:aeb1df146756 | 233 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_CLKDivision = 0xF; |
mbed_official | 76:aeb1df146756 | 234 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_DataLatency = 0xF; |
mbed_official | 76:aeb1df146756 | 235 | FSMC_NORSRAMInitStruct->FSMC_ReadWriteTimingStruct->FSMC_AccessMode = FSMC_AccessMode_A; |
mbed_official | 76:aeb1df146756 | 236 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressSetupTime = 0xF; |
mbed_official | 76:aeb1df146756 | 237 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AddressHoldTime = 0xF; |
mbed_official | 76:aeb1df146756 | 238 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataSetupTime = 0xFF; |
mbed_official | 76:aeb1df146756 | 239 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_BusTurnAroundDuration = 0xF; |
mbed_official | 76:aeb1df146756 | 240 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_CLKDivision = 0xF; |
mbed_official | 76:aeb1df146756 | 241 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_DataLatency = 0xF; |
mbed_official | 76:aeb1df146756 | 242 | FSMC_NORSRAMInitStruct->FSMC_WriteTimingStruct->FSMC_AccessMode = FSMC_AccessMode_A; |
mbed_official | 76:aeb1df146756 | 243 | } |
mbed_official | 76:aeb1df146756 | 244 | |
mbed_official | 76:aeb1df146756 | 245 | /** |
mbed_official | 76:aeb1df146756 | 246 | * @brief Enables or disables the specified NOR/SRAM Memory Bank. |
mbed_official | 76:aeb1df146756 | 247 | * @param FSMC_Bank: specifies the FSMC Bank to be used |
mbed_official | 76:aeb1df146756 | 248 | * This parameter can be one of the following values: |
mbed_official | 76:aeb1df146756 | 249 | * @arg FSMC_Bank1_NORSRAM1: FSMC Bank1 NOR/SRAM1 |
mbed_official | 76:aeb1df146756 | 250 | * @arg FSMC_Bank1_NORSRAM2: FSMC Bank1 NOR/SRAM2 |
mbed_official | 76:aeb1df146756 | 251 | * @arg FSMC_Bank1_NORSRAM3: FSMC Bank1 NOR/SRAM3 |
mbed_official | 76:aeb1df146756 | 252 | * @arg FSMC_Bank1_NORSRAM4: FSMC Bank1 NOR/SRAM4 |
mbed_official | 76:aeb1df146756 | 253 | * @param NewState: new state of the FSMC_Bank. This parameter can be: ENABLE or DISABLE. |
mbed_official | 76:aeb1df146756 | 254 | * @retval None |
mbed_official | 76:aeb1df146756 | 255 | */ |
mbed_official | 76:aeb1df146756 | 256 | void FSMC_NORSRAMCmd(uint32_t FSMC_Bank, FunctionalState NewState) |
mbed_official | 76:aeb1df146756 | 257 | { |
mbed_official | 76:aeb1df146756 | 258 | assert_param(IS_FSMC_NORSRAM_BANK(FSMC_Bank)); |
mbed_official | 76:aeb1df146756 | 259 | assert_param(IS_FUNCTIONAL_STATE(NewState)); |
mbed_official | 76:aeb1df146756 | 260 | |
mbed_official | 76:aeb1df146756 | 261 | if (NewState != DISABLE) |
mbed_official | 76:aeb1df146756 | 262 | { |
mbed_official | 76:aeb1df146756 | 263 | /* Enable the selected NOR/SRAM Bank by setting the MBKEN bit in the BCRx register */ |
mbed_official | 76:aeb1df146756 | 264 | FSMC_Bank1->BTCR[FSMC_Bank] |= FSMC_BCR1_MBKEN; |
mbed_official | 76:aeb1df146756 | 265 | } |
mbed_official | 76:aeb1df146756 | 266 | else |
mbed_official | 76:aeb1df146756 | 267 | { |
mbed_official | 76:aeb1df146756 | 268 | /* Disable the selected NOR/SRAM Bank by clearing the MBKEN bit in the BCRx register */ |
mbed_official | 76:aeb1df146756 | 269 | FSMC_Bank1->BTCR[FSMC_Bank] &= (uint32_t)(~FSMC_BCR1_MBKEN); |
mbed_official | 76:aeb1df146756 | 270 | } |
mbed_official | 76:aeb1df146756 | 271 | } |
mbed_official | 76:aeb1df146756 | 272 | |
mbed_official | 76:aeb1df146756 | 273 | /** |
mbed_official | 76:aeb1df146756 | 274 | * @} |
mbed_official | 76:aeb1df146756 | 275 | */ |
mbed_official | 76:aeb1df146756 | 276 | |
mbed_official | 76:aeb1df146756 | 277 | /** |
mbed_official | 76:aeb1df146756 | 278 | * @} |
mbed_official | 76:aeb1df146756 | 279 | */ |
mbed_official | 76:aeb1df146756 | 280 | |
mbed_official | 76:aeb1df146756 | 281 | /** |
mbed_official | 76:aeb1df146756 | 282 | * @} |
mbed_official | 76:aeb1df146756 | 283 | */ |
mbed_official | 76:aeb1df146756 | 284 | |
mbed_official | 76:aeb1df146756 | 285 | /************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/ |