Data transfers functions. More...

Functions
uint32_t	SDMMC_CmdBlockLength (SDMMC_TypeDef *SDMMCx, uint32_t BlockSize)
	Send the Data Block Lenght command and check the response. More...

uint32_t	SDMMC_CmdReadSingleBlock (SDMMC_TypeDef *SDMMCx, uint32_t ReadAdd)
	Send the Read Single Block command and check the response. More...

uint32_t	SDMMC_CmdReadMultiBlock (SDMMC_TypeDef *SDMMCx, uint32_t ReadAdd)
	Send the Read Multi Block command and check the response. More...

uint32_t	SDMMC_CmdWriteSingleBlock (SDMMC_TypeDef *SDMMCx, uint32_t WriteAdd)
	Send the Write Single Block command and check the response. More...

uint32_t	SDMMC_CmdWriteMultiBlock (SDMMC_TypeDef *SDMMCx, uint32_t WriteAdd)
	Send the Write Multi Block command and check the response. More...

uint32_t	SDMMC_CmdSDEraseStartAdd (SDMMC_TypeDef *SDMMCx, uint32_t StartAdd)
	Send the Start Address Erase command for SD and check the response. More...

uint32_t	SDMMC_CmdSDEraseEndAdd (SDMMC_TypeDef *SDMMCx, uint32_t EndAdd)
	Send the End Address Erase command for SD and check the response. More...

uint32_t	SDMMC_CmdEraseStartAdd (SDMMC_TypeDef *SDMMCx, uint32_t StartAdd)
	Send the Start Address Erase command and check the response. More...

uint32_t	SDMMC_CmdEraseEndAdd (SDMMC_TypeDef *SDMMCx, uint32_t EndAdd)
	Send the End Address Erase command and check the response. More...

uint32_t	SDMMC_CmdErase (SDMMC_TypeDef *SDMMCx)
	Send the Erase command and check the response. More...

uint32_t	SDMMC_CmdStopTransfer (SDMMC_TypeDef *SDMMCx)
	Send the Stop Transfer command and check the response. More...

uint32_t	SDMMC_CmdSelDesel (SDMMC_TypeDef *SDMMCx, uint64_t Addr)
	Send the Select Deselect command and check the response. More...

uint32_t	SDMMC_CmdGoIdleState (SDMMC_TypeDef *SDMMCx)
	Send the Go Idle State command and check the response. More...

uint32_t	SDMMC_CmdOperCond (SDMMC_TypeDef *SDMMCx)
	Send the Operating Condition command and check the response. More...

uint32_t	SDMMC_CmdAppCommand (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Send the Application command to verify that that the next command is an application specific com-mand rather than a standard command and check the response. More...

uint32_t	SDMMC_CmdAppOperCommand (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Send the command asking the accessed card to send its operating condition register (OCR) More...

uint32_t	SDMMC_CmdBusWidth (SDMMC_TypeDef *SDMMCx, uint32_t BusWidth)
	Send the Bus Width command and check the response. More...

uint32_t	SDMMC_CmdSendSCR (SDMMC_TypeDef *SDMMCx)
	Send the Send SCR command and check the response. More...

uint32_t	SDMMC_CmdSendCID (SDMMC_TypeDef *SDMMCx)
	Send the Send CID command and check the response. More...

uint32_t	SDMMC_CmdSendCSD (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Send the Send CSD command and check the response. More...

uint32_t	SDMMC_CmdSetRelAdd (SDMMC_TypeDef SDMMCx, uint16_t pRCA)
	Send the Send CSD command and check the response. More...

uint32_t	SDMMC_CmdSendStatus (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Send the Status command and check the response. More...

uint32_t	SDMMC_CmdStatusRegister (SDMMC_TypeDef *SDMMCx)
	Send the Status register command and check the response. More...

uint32_t	SDMMC_CmdOpCondition (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Sends host capacity support information and activates the card's initialization process. Send SDMMC_CMD_SEND_OP_COND command. More...

uint32_t	SDMMC_CmdSwitch (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Checks switchable function and switch card function. SDMMC_CMD_HS_SWITCH comand. More...

uint32_t	SDMMC_CmdVoltageSwitch (SDMMC_TypeDef *SDMMCx)
	Send the command asking the accessed card to send its operating condition register (OCR) More...

uint32_t	SDMMC_CmdSendEXTCSD (SDMMC_TypeDef *SDMMCx, uint32_t Argument)
	Send the Send EXT_CSD command and check the response. More...

Detailed Description

Data transfers functions.

 ===============================================================================
                   ##### Commands management functions #####
 ===============================================================================
    [..]
    This subsection provides a set of functions allowing to manage the needed commands.

Function Documentation

◆ SDMMC_CmdAppCommand()

uint32_t SDMMC_CmdAppCommand	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Send the Application command to verify that that the next command is an application specific com-mand rather than a standard command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
Argument	Command Argument

Return values

HAL status

Definition at line 906 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = (uint32_t)Argument;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_APP_CMD;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   /* If there is a HAL_ERROR, it is a MMC card, else
   it is a SD card: SD card 2.0 (voltage range mismatch)
      or SD card 1.x */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_APP_CMD, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdAppOperCommand()

uint32_t SDMMC_CmdAppOperCommand	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Send the command asking the accessed card to send its operating condition register (OCR)

Parameters

SDMMCx	Pointer to SDMMC register base
Argument	Command Argument

Return values

HAL status

Definition at line 934 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
 #if defined(STM32L4R5xx) || defined(STM32L4R7xx) || defined(STM32L4R9xx) || defined(STM32L4S5xx) || defined(STM32L4S7xx) || defined(STM32L4S9xx)
   sdmmc_cmdinit.Argument         = Argument;
 #else
   sdmmc_cmdinit.Argument         = SDMMC_VOLTAGE_WINDOW_SD | Argument;
 #endif /* STM32L4R5xx || STM32L4R7xx || STM32L4R9xx || STM32L4S5xx || STM32L4S7xx || STM32L4S9xx */
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SD_APP_OP_COND;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp3(SDMMCx);
 
   return errorstate;
 }

◆ SDMMC_CmdBlockLength()

uint32_t SDMMC_CmdBlockLength	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	BlockSize
	)

Send the Data Block Lenght command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 553 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)BlockSize;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SET_BLOCKLEN;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SET_BLOCKLEN, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdBusWidth()

uint32_t SDMMC_CmdBusWidth	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	BusWidth
	)

Send the Bus Width command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
BusWidth	BusWidth

Return values

HAL status

Definition at line 962 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = (uint32_t)BusWidth;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_APP_SD_SET_BUSWIDTH;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_APP_SD_SET_BUSWIDTH, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdErase()

uint32_t SDMMC_CmdErase ( SDMMC_TypeDef * SDMMCx )

Send the Erase command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 769 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_ERASE;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_ERASE, SDMMC_MAXERASETIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdEraseEndAdd()

uint32_t SDMMC_CmdEraseEndAdd	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	EndAdd
	)

Send the End Address Erase command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 745 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)EndAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_ERASE_GRP_END;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_ERASE_GRP_END, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdEraseStartAdd()

uint32_t SDMMC_CmdEraseStartAdd	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	StartAdd
	)

Send the Start Address Erase command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 721 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)StartAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_ERASE_GRP_START;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_ERASE_GRP_START, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdGoIdleState()

uint32_t SDMMC_CmdGoIdleState ( SDMMC_TypeDef * SDMMCx )

Send the Go Idle State command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 852 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_GO_IDLE_STATE;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_NO;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdError(SDMMCx);
 
   return errorstate;
 }

◆ SDMMC_CmdOpCondition()

uint32_t SDMMC_CmdOpCondition	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Sends host capacity support information and activates the card's initialization process. Send SDMMC_CMD_SEND_OP_COND command.

Parameters

SDMMCx Pointer to SDMMC register base Argument: Argument used for the command

Return values

HAL status

Definition at line 1132 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = Argument;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SEND_OP_COND;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp3(SDMMCx);
 
   return errorstate;
 }

◆ SDMMC_CmdOperCond()

uint32_t SDMMC_CmdOperCond ( SDMMC_TypeDef * SDMMCx )

Send the Operating Condition command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 875 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD8 to verify SD card interface operating condition */
   /* Argument: - [31:12]: Reserved (shall be set to '0')
   - [11:8]: Supply Voltage (VHS) 0x1 (Range: 2.7-3.6 V)
   - [7:0]: Check Pattern (recommended 0xAA) */
   /* CMD Response: R7 */
   sdmmc_cmdinit.Argument         = SDMMC_CHECK_PATTERN;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_HS_SEND_EXT_CSD;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp7(SDMMCx);
 
   return errorstate;
 }

◆ SDMMC_CmdReadMultiBlock()

uint32_t SDMMC_CmdReadMultiBlock	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	ReadAdd
	)

Send the Read Multi Block command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 601 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)ReadAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_READ_MULT_BLOCK;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_READ_MULT_BLOCK, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdReadSingleBlock()

uint32_t SDMMC_CmdReadSingleBlock	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	ReadAdd
	)

Send the Read Single Block command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 577 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)ReadAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_READ_SINGLE_BLOCK;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_READ_SINGLE_BLOCK, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSDEraseEndAdd()

uint32_t SDMMC_CmdSDEraseEndAdd	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	EndAdd
	)

Send the End Address Erase command for SD and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 697 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)EndAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SD_ERASE_GRP_END;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SD_ERASE_GRP_END, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSDEraseStartAdd()

uint32_t SDMMC_CmdSDEraseStartAdd	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	StartAdd
	)

Send the Start Address Erase command for SD and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 673 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)StartAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SD_ERASE_GRP_START;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SD_ERASE_GRP_START, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSelDesel()

uint32_t SDMMC_CmdSelDesel	(	SDMMC_TypeDef *	SDMMCx,
		uint64_t	Addr
	)

Send the Select Deselect command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
addr	Address of the card to be selected

Return values

HAL status

Definition at line 828 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD7 SDMMC_SEL_DESEL_CARD */
   sdmmc_cmdinit.Argument         = (uint32_t)Addr;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SEL_DESEL_CARD;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SEL_DESEL_CARD, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSendCID()

uint32_t SDMMC_CmdSendCID ( SDMMC_TypeDef * SDMMCx )

Send the Send CID command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 1009 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD2 ALL_SEND_CID */
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_ALL_SEND_CID;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_LONG;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp2(SDMMCx);
 
   return errorstate;
 }

◆ SDMMC_CmdSendCSD()

uint32_t SDMMC_CmdSendCSD	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Send the Send CSD command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
Argument	Command Argument

Return values

HAL status

Definition at line 1034 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD9 SEND_CSD */
   sdmmc_cmdinit.Argument         = Argument;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SEND_CSD;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_LONG;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp2(SDMMCx);
 
   return errorstate;
 }

◆ SDMMC_CmdSendEXTCSD()

uint32_t SDMMC_CmdSendEXTCSD	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Send the Send EXT_CSD command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
Argument	Command Argument

Return values

HAL status

Definition at line 1207 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD9 SEND_CSD */
   sdmmc_cmdinit.Argument         = Argument;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_HS_SEND_EXT_CSD;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_HS_SEND_EXT_CSD,SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSendSCR()

uint32_t SDMMC_CmdSendSCR ( SDMMC_TypeDef * SDMMCx )

Send the Send SCR command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 985 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD51 SD_APP_SEND_SCR */
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SD_APP_SEND_SCR;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SD_APP_SEND_SCR, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSendStatus()

uint32_t SDMMC_CmdSendStatus	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Send the Status command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
Argument	Command Argument

Return values

HAL status

Definition at line 1084 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = Argument;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SEND_STATUS;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SEND_STATUS, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdSetRelAdd()

uint32_t SDMMC_CmdSetRelAdd	(	SDMMC_TypeDef *	SDMMCx,
		uint16_t *	pRCA
	)

Send the Send CSD command and check the response.

Parameters

SDMMCx	Pointer to SDMMC register base
pRCA	Card RCA

Return values

HAL status

Definition at line 1059 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD3 SD_CMD_SET_REL_ADDR */
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SET_REL_ADDR;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp6(SDMMCx, SDMMC_CMD_SET_REL_ADDR, pRCA);
 
   return errorstate;
 }

◆ SDMMC_CmdStatusRegister()

uint32_t SDMMC_CmdStatusRegister ( SDMMC_TypeDef * SDMMCx )

Send the Status register command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 1107 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_SD_APP_STATUS;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_SD_APP_STATUS, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdStopTransfer()

uint32_t SDMMC_CmdStopTransfer ( SDMMC_TypeDef * SDMMCx )

Send the Stop Transfer command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 793 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD12 STOP_TRANSMISSION  */
   sdmmc_cmdinit.Argument         = 0U;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_STOP_TRANSMISSION;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
 
 #if defined(STM32L4R5xx) || defined(STM32L4R7xx) || defined(STM32L4R9xx) || defined(STM32L4S5xx) || defined(STM32L4S7xx) || defined(STM32L4S9xx)
   __SDMMC_CMDSTOP_ENABLE(SDMMCx);
   __SDMMC_CMDTRANS_DISABLE(SDMMCx);
 #endif /* STM32L4R5xx || STM32L4R7xx || STM32L4R9xx || STM32L4S5xx || STM32L4S7xx || STM32L4S9xx */
 
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_STOP_TRANSMISSION, SDMMC_STOPTRANSFERTIMEOUT);
 
 #if defined(STM32L4R5xx) || defined(STM32L4R7xx) || defined(STM32L4R9xx) || defined(STM32L4S5xx) || defined(STM32L4S7xx) || defined(STM32L4S9xx)
   __SDMMC_CMDSTOP_DISABLE(SDMMCx);
 #endif /* STM32L4R5xx || STM32L4R7xx || STM32L4R9xx || STM32L4S5xx || STM32L4S7xx || STM32L4S9xx */
 
   return errorstate;
 }

◆ SDMMC_CmdSwitch()

uint32_t SDMMC_CmdSwitch	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	Argument
	)

Checks switchable function and switch card function. SDMMC_CMD_HS_SWITCH comand.

Parameters

SDMMCx Pointer to SDMMC register base Argument: Argument used for the command

Return values

HAL status

Definition at line 1156 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Send CMD6 to activate SDR50 Mode and Power Limit 1.44W */
   /* CMD Response: R1 */
   sdmmc_cmdinit.Argument         = Argument; /* SDMMC_SDR25_SWITCH_PATTERN;*/
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_HS_SWITCH;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_HS_SWITCH, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdVoltageSwitch()

uint32_t SDMMC_CmdVoltageSwitch ( SDMMC_TypeDef * SDMMCx )

Send the command asking the accessed card to send its operating condition register (OCR)

Parameters

None

Return values

HAL status

Definition at line 1183 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   sdmmc_cmdinit.Argument         = 0x00000000;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_VOLTAGE_SWITCH;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_VOLTAGE_SWITCH, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdWriteMultiBlock()

uint32_t SDMMC_CmdWriteMultiBlock	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	WriteAdd
	)

Send the Write Multi Block command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 649 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)WriteAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_WRITE_MULT_BLOCK;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_WRITE_MULT_BLOCK, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

◆ SDMMC_CmdWriteSingleBlock()

uint32_t SDMMC_CmdWriteSingleBlock	(	SDMMC_TypeDef *	SDMMCx,
		uint32_t	WriteAdd
	)

Send the Write Single Block command and check the response.

Parameters

SDMMCx Pointer to SDMMC register base

Return values

HAL status

Definition at line 625 of file stm32l4xx_ll_sdmmc.c.

 {
   SDMMC_CmdInitTypeDef  sdmmc_cmdinit;
   uint32_t errorstate;
 
   /* Set Block Size for Card */
   sdmmc_cmdinit.Argument         = (uint32_t)WriteAdd;
   sdmmc_cmdinit.CmdIndex         = SDMMC_CMD_WRITE_SINGLE_BLOCK;
   sdmmc_cmdinit.Response         = SDMMC_RESPONSE_SHORT;
   sdmmc_cmdinit.WaitForInterrupt = SDMMC_WAIT_NO;
   sdmmc_cmdinit.CPSM             = SDMMC_CPSM_ENABLE;
   (void)SDMMC_SendCommand(SDMMCx, &sdmmc_cmdinit);
 
   /* Check for error conditions */
   errorstate = SDMMC_GetCmdResp1(SDMMCx, SDMMC_CMD_WRITE_SINGLE_BLOCK, SDMMC_CMDTIMEOUT);
 
   return errorstate;
 }

Functions

Detailed Description

Function Documentation

◆ SDMMC_CmdAppCommand()

◆ SDMMC_CmdAppOperCommand()

◆ SDMMC_CmdBlockLength()

◆ SDMMC_CmdBusWidth()

◆ SDMMC_CmdErase()

◆ SDMMC_CmdEraseEndAdd()

◆ SDMMC_CmdEraseStartAdd()

◆ SDMMC_CmdGoIdleState()

◆ SDMMC_CmdOpCondition()

◆ SDMMC_CmdOperCond()

◆ SDMMC_CmdReadMultiBlock()

◆ SDMMC_CmdReadSingleBlock()

◆ SDMMC_CmdSDEraseEndAdd()

◆ SDMMC_CmdSDEraseStartAdd()

◆ SDMMC_CmdSelDesel()

◆ SDMMC_CmdSendCID()

◆ SDMMC_CmdSendCSD()

◆ SDMMC_CmdSendEXTCSD()

◆ SDMMC_CmdSendSCR()

◆ SDMMC_CmdSendStatus()

◆ SDMMC_CmdSetRelAdd()

◆ SDMMC_CmdStatusRegister()

◆ SDMMC_CmdStopTransfer()

◆ SDMMC_CmdSwitch()

◆ SDMMC_CmdVoltageSwitch()

◆ SDMMC_CmdWriteMultiBlock()

◆ SDMMC_CmdWriteSingleBlock()