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diff --git a/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SDIO/uSDCard/readme.txt b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SDIO/uSDCard/readme.txt new file mode 100644 index 0000000..9659113 --- /dev/null +++ b/tmp/STM32F10x_StdPeriph_Lib_V3.5.0/Project/STM32F10x_StdPeriph_Examples/SDIO/uSDCard/readme.txt @@ -0,0 +1,124 @@ +/** + @page SDIO_uSDCard SDIO Micro SD Card example + + @verbatim + ******************** (C) COPYRIGHT 2011 STMicroelectronics ******************* + * @file SDIO/uSDCard/readme.txt + * @author MCD Application Team + * @version V3.5.0 + * @date 08-April-2011 + * @brief Description of the SDIO Micro SD Card example. + ****************************************************************************** + * 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. + ****************************************************************************** + @endverbatim + +@par Example Description + +This example provides a basic example of how to use the SDIO firmware library and +an associate driver to perform read/write operations on the SD Card memory (SD Card +V1.0, V1.1, V2.0 and SDHC (High Capacity) protocol)that could be mounted on the +STM3210E-EVAL board. + +The example provides different SD Card transfer states and operations and here +below a description of each step: + - First the SDIO peripheral and SD Card are initialized using the SD_Init() + function: + - Configure the SDIO according to the desired SDIO_CK clock frequency. + - Reset the SD Card + - Identify the SD Card + - Initializes the SD Card + - Get the SD Card Info + - Select the SD Card + - Enable the Wide Bus mode (4-bit data) + + - SD Card Erase Operation + - Starts an Erase operation: Erase the corresponding blocks using + the SD_Erase() function + - Read the Erased blocks using the SD_ReadMultiBlocks() function + - Test if the corresponding Blocks are well erased: check if the + EraseStatus variable is equal to PASSED. If the erase operation is + passed LED1 is turned ON. + + - SD Card Single Block Operation + - Starts a Write operation: Write a single Block using the SD_WriteBlock() + function + - Read a single Block using the SD_ReadBlock() function + - Compare the written Block and the read one: check if the TransferStatus1 + variable is equal to PASSED. If the Single Block Read/write operation + is passed LED2 is turned ON. + + - SD Card Multiple Block Operation + - Starts a Multiple Write operation: Write a multi Blocks using the + SD_WriteMultiBlocks() function. + - Read a multiple Blocks using the SD_ReadMultiBlocks() function + - Compare the written Blocks and the read one: check if the TransferStatus2 + variable is equal to PASSED. If the Multiple Blocks Read/Write operation + is passed LED3 is turned ON. + +All data transfers are made by DMA. +At each operation, the SD Card presence and status is checked using the SD_GetStatus() +function and a global variable "Status" storing the results of the last operation. + +SD Card Operations and Written/Read data correctness is signaled by LED +lightening and though as follow: + - If the Erase operation is PASSED then LED1 ON else the LED4 is ON and LED1 is OFF + - If the Single Block Write/Read operation is PASSED then LED2 ON else the LED4 is ON and LED2 is OFF + - If the Multi Blocks Write/Read operation is PASSED then LED3 ON else the LED4 is ON and LED3 is OFF + - Any SD Card operation including the SD Initialization error is signaled by + LED4 ON. + + +@par Directory contents + + - SDIO/uSDCard/stm32f10x_conf.h Library Configuration file + - SDIO/uSDCard/stm32f10x_it.c Interrupt handlers + - SDIO/uSDCard/stm32f10x_it.h Header for stm32f10x_it.c + - SDIO/uSDCard/main.c Main program + - SDIO/uSDCard/system_stm32f10x.c STM32F10x system source file + +@par Hardware and Software environment + + - This example runs only on STM32F10x High-Density and XL-Density Devices. + + - This example has been tested with STMicroelectronics STM3210E-EVAL (High-Density + and XL-Density) evaluation board and can be easily tailored to any other + supported device and development board. + +@note Make sure that the Jumper 17 (JP17) is closed and Jumper 20 (JP20) is open + in STM3210E-EVAL + + +@par How to use it ? + +In order to make the program work, you must do the following : + - Copy all source files from this example folder to the template folder under + Project\STM32F10x_StdPeriph_Template + - Open your preferred toolchain + - Rebuild all files and load your image into target memory + - Run the example + +@note + - Low-density Value line devices are STM32F100xx microcontrollers where the + Flash memory density ranges between 16 and 32 Kbytes. + - Low-density devices are STM32F101xx, STM32F102xx and STM32F103xx + microcontrollers where the Flash memory density ranges between 16 and 32 Kbytes. + - Medium-density Value line devices are STM32F100xx microcontrollers where + the Flash memory density ranges between 64 and 128 Kbytes. + - Medium-density devices are STM32F101xx, STM32F102xx and STM32F103xx + microcontrollers where the Flash memory density ranges between 64 and 128 Kbytes. + - High-density Value line devices are STM32F100xx microcontrollers where + the Flash memory density ranges between 256 and 512 Kbytes. + - High-density devices are STM32F101xx and STM32F103xx microcontrollers where + the Flash memory density ranges between 256 and 512 Kbytes. + - XL-density devices are STM32F101xx and STM32F103xx microcontrollers where + the Flash memory density ranges between 512 and 1024 Kbytes. + - Connectivity line devices are STM32F105xx and STM32F107xx microcontrollers. + + * <h3><center>© COPYRIGHT 2011 STMicroelectronics</center></h3> + */ |