diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.cpp b/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.cpp
new file mode 100644
index 0000000000..372aa26e51
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.cpp
@@ -0,0 +1,267 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ * Copyright (C) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+
+#ifdef __STM32F1__
+
+#include "HAL_sdio_STM32F1.h"
+
+SDIO_CardInfoTypeDef SdCard;
+
+bool SDIO_Init(void) {
+ uint32_t count = 0U;
+ SdCard.CardType = SdCard.CardVersion = SdCard.Class = SdCard.RelCardAdd = SdCard.BlockNbr = SdCard.BlockSize = SdCard.LogBlockNbr = SdCard.LogBlockSize = 0;
+
+ sdio_begin();
+ sdio_set_dbus_width(SDIO_CLKCR_WIDBUS_1BIT);
+
+ dma_init(SDIO_DMA_DEV);
+ dma_disable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+ dma_set_priority(SDIO_DMA_DEV, SDIO_DMA_CHANNEL, DMA_PRIORITY_VERY_HIGH);
+
+ if (!SDIO_CmdGoIdleState()) return false;
+ if (!SDIO_CmdGoIdleState()) return false; /* Hotplugged cards tends to miss first CMD0, so give them a second chance. */
+
+ SdCard.CardVersion = SDIO_CmdOperCond() ? CARD_V2_X : CARD_V1_X;
+
+ do {
+ if (count++ == SDMMC_MAX_VOLT_TRIAL) return false;
+ SDIO_CmdAppOperCommand(SdCard.CardVersion == CARD_V2_X ? SDMMC_HIGH_CAPACITY : SDMMC_STD_CAPACITY);
+ } while ((SDIO_GetResponse(SDIO_RESP1) & 0x80000000) == 0);
+
+ SdCard.CardType = (SDIO_GetResponse(SDIO_RESP1) & SDMMC_HIGH_CAPACITY) ? CARD_SDHC_SDXC : CARD_SDSC;
+
+ if (!SDIO_CmdSendCID()) return false;
+ if (!SDIO_CmdSetRelAdd(&SdCard.RelCardAdd)) return false; /* Send CMD3 SET_REL_ADDR with argument 0. SD Card publishes its RCA. */
+ if (!SDIO_CmdSendCSD(SdCard.RelCardAdd << 16U)) return false;
+
+ SdCard.Class = (SDIO_GetResponse(SDIO_RESP2) >> 20U);
+
+ if (SdCard.CardType == CARD_SDHC_SDXC) {
+ SdCard.LogBlockNbr = SdCard.BlockNbr = (((SDIO_GetResponse(SDIO_RESP2) & 0x0000003FU) << 26U) | ((SDIO_GetResponse(SDIO_RESP3) & 0xFFFF0000U) >> 6U)) + 1024;
+ SdCard.LogBlockSize = SdCard.BlockSize = 512U;
+ }
+ else {
+ SdCard.BlockNbr = ((((SDIO_GetResponse(SDIO_RESP2) & 0x000003FFU) << 2U ) | ((SDIO_GetResponse(SDIO_RESP3) & 0xC0000000U) >> 30U)) + 1U) * (4U << ((SDIO_GetResponse(SDIO_RESP3) & 0x00038000U) >> 15U));
+ SdCard.BlockSize = 1U << ((SDIO_GetResponse(SDIO_RESP2) >> 16) & 0x0FU);
+ SdCard.LogBlockNbr = (SdCard.BlockNbr) * ((SdCard.BlockSize) / 512U);
+ SdCard.LogBlockSize = 512U;
+ }
+
+ if (!SDIO_CmdSelDesel(SdCard.RelCardAdd << 16U)) return false;
+ if (!SDIO_CmdAppSetClearCardDetect(SdCard.RelCardAdd << 16U)) return false;
+ if (!SDIO_CmdAppSetBusWidth(SdCard.RelCardAdd << 16U, 2)) return false;
+
+ sdio_set_dbus_width(SDIO_CLKCR_WIDBUS_4BIT);
+ sdio_set_clock(SDIO_CLOCK);
+ return true;
+}
+
+bool SDIO_ReadBlock(uint32_t blockAddress, uint8_t *data) {
+ if (SDIO_GetCardState() != SDIO_CARD_TRANSFER) return false;
+ if (blockAddress >= SdCard.LogBlockNbr) return false;
+ if ((0x03 & (uint32_t)data)) return false; // misaligned data
+
+ if (SdCard.CardType != CARD_SDHC_SDXC) { blockAddress *= 512U; }
+
+ dma_setup_transfer(SDIO_DMA_DEV, SDIO_DMA_CHANNEL, &SDIO->FIFO, DMA_SIZE_32BITS, data, DMA_SIZE_32BITS, DMA_MINC_MODE);
+ dma_set_num_transfers(SDIO_DMA_DEV, SDIO_DMA_CHANNEL, 128);
+ dma_clear_isr_bits(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+ dma_enable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+
+ sdio_setup_transfer(SDIO_DATA_TIMEOUT * (F_CPU / 1000U), 512, SDIO_BLOCKSIZE_512 | SDIO_DCTRL_DMAEN | SDIO_DCTRL_DTEN | SDIO_DIR_RX);
+
+ if (!SDIO_CmdReadSingleBlock(blockAddress)) {
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS);
+ dma_disable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+ return false;
+ }
+
+ while (!SDIO_GET_FLAG(SDIO_STA_DATAEND | SDIO_STA_TRX_ERROR_FLAGS)) {}
+
+ dma_disable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+
+ if (SDIO_GET_FLAG(SDIO_STA_TRX_ERROR_FLAGS)) {
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS | SDIO_ICR_DATA_FLAGS);
+ return false;
+ }
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS | SDIO_ICR_DATA_FLAGS);
+ return true;
+}
+
+bool SDIO_WriteBlock(uint32_t blockAddress, const uint8_t *data) {
+ if (SDIO_GetCardState() != SDIO_CARD_TRANSFER) return false;
+ if (blockAddress >= SdCard.LogBlockNbr) return false;
+ if ((0x03 & (uint32_t)data)) return false; // misaligned data
+
+ if (SdCard.CardType != CARD_SDHC_SDXC) { blockAddress *= 512U; }
+
+ dma_setup_transfer(SDIO_DMA_DEV, SDIO_DMA_CHANNEL, &SDIO->FIFO, DMA_SIZE_32BITS, (volatile void *) data, DMA_SIZE_32BITS, DMA_MINC_MODE | DMA_FROM_MEM);
+ dma_set_num_transfers(SDIO_DMA_DEV, SDIO_DMA_CHANNEL, 128);
+ dma_clear_isr_bits(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+ dma_enable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+
+ if (!SDIO_CmdWriteSingleBlock(blockAddress)) {
+ dma_disable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+ return false;
+ }
+
+ sdio_setup_transfer(SDIO_DATA_TIMEOUT * (F_CPU / 1000U), 512U, SDIO_BLOCKSIZE_512 | SDIO_DCTRL_DMAEN | SDIO_DCTRL_DTEN);
+
+ while (!SDIO_GET_FLAG(SDIO_STA_DATAEND | SDIO_STA_TRX_ERROR_FLAGS)) {}
+
+ dma_disable(SDIO_DMA_DEV, SDIO_DMA_CHANNEL);
+
+ if (SDIO_GET_FLAG(SDIO_STA_TRX_ERROR_FLAGS)) {
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS | SDIO_ICR_DATA_FLAGS);
+ return false;
+ }
+
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS | SDIO_ICR_DATA_FLAGS);
+
+ uint32 timeout = millis() + SDIO_WRITE_TIMEOUT;
+ while (timeout > millis()) {
+ if (SDIO_GetCardState() == SDIO_CARD_TRANSFER) {
+ return true;
+ }
+ }
+ return false;
+}
+
+inline uint32_t SDIO_GetCardState(void) { return SDIO_CmdSendStatus(SdCard.RelCardAdd << 16U) ? (SDIO_GetResponse(SDIO_RESP1) >> 9U) & 0x0FU : SDIO_CARD_ERROR; }
+
+// --------------------------------------------------------------------------
+// SD Commands and Responses
+// --------------------------------------------------------------------------
+
+void SDIO_SendCommand(uint16_t command, uint32_t argument) { SDIO->ARG = argument; SDIO->CMD = (uint32_t)(SDIO_CMD_CPSMEN | command); }
+uint8_t SDIO_GetCommandResponse(void) { return (uint8_t)(SDIO->RESPCMD); }
+uint32_t SDIO_GetResponse(uint32_t response) { return SDIO->RESP[response]; }
+
+bool SDIO_CmdGoIdleState(void) { SDIO_SendCommand(CMD0_GO_IDLE_STATE, 0); return SDIO_GetCmdError(); }
+bool SDIO_CmdSendCID(void) { SDIO_SendCommand(CMD2_ALL_SEND_CID, 0); return SDIO_GetCmdResp2(); }
+bool SDIO_CmdSetRelAdd(uint32_t *rca) { SDIO_SendCommand(CMD3_SET_REL_ADDR, 0); return SDIO_GetCmdResp6(SDMMC_CMD_SET_REL_ADDR, rca); }
+bool SDIO_CmdSelDesel(uint32_t address) { SDIO_SendCommand(CMD7_SEL_DESEL_CARD, address); return SDIO_GetCmdResp1(SDMMC_CMD_SEL_DESEL_CARD); }
+bool SDIO_CmdOperCond(void) { SDIO_SendCommand(CMD8_HS_SEND_EXT_CSD, SDMMC_CHECK_PATTERN); return SDIO_GetCmdResp7(); }
+bool SDIO_CmdSendCSD(uint32_t argument) { SDIO_SendCommand(CMD9_SEND_CSD, argument); return SDIO_GetCmdResp2(); }
+bool SDIO_CmdSendStatus(uint32_t argument) { SDIO_SendCommand(CMD13_SEND_STATUS, argument); return SDIO_GetCmdResp1(SDMMC_CMD_SEND_STATUS); }
+bool SDIO_CmdReadSingleBlock(uint32_t address) { SDIO_SendCommand(CMD17_READ_SINGLE_BLOCK, address); return SDIO_GetCmdResp1(SDMMC_CMD_READ_SINGLE_BLOCK); }
+bool SDIO_CmdWriteSingleBlock(uint32_t address) { SDIO_SendCommand(CMD24_WRITE_SINGLE_BLOCK, address); return SDIO_GetCmdResp1(SDMMC_CMD_WRITE_SINGLE_BLOCK); }
+bool SDIO_CmdAppCommand(uint32_t rsa) { SDIO_SendCommand(CMD55_APP_CMD, rsa); return SDIO_GetCmdResp1(SDMMC_CMD_APP_CMD); }
+
+bool SDIO_CmdAppSetBusWidth(uint32_t rsa, uint32_t argument) {
+ if (!SDIO_CmdAppCommand(rsa)) return false;
+ SDIO_SendCommand(ACMD6_APP_SD_SET_BUSWIDTH, argument);
+ return SDIO_GetCmdResp2();
+}
+
+bool SDIO_CmdAppOperCommand(uint32_t sdType) {
+ if (!SDIO_CmdAppCommand(0)) return false;
+ SDIO_SendCommand(ACMD41_SD_APP_OP_COND , SDMMC_VOLTAGE_WINDOW_SD | sdType);
+ return SDIO_GetCmdResp3();
+}
+
+bool SDIO_CmdAppSetClearCardDetect(uint32_t rsa) {
+ if (!SDIO_CmdAppCommand(rsa)) return false;
+ SDIO_SendCommand(ACMD42_SD_APP_SET_CLR_CARD_DETECT, 0);
+ return SDIO_GetCmdResp2();
+}
+
+// Wait until given flags are unset or till timeout
+#define SDIO_WAIT(FLAGS) do{ \
+ uint32_t count = 1 + (SDIO_CMDTIMEOUT) * ((F_CPU) / 8U / 1000U); \
+ do { if (!--count) return false; } while (!SDIO_GET_FLAG(FLAGS)); \
+}while(0)
+
+bool SDIO_GetCmdError(void) {
+ SDIO_WAIT(SDIO_STA_CMDSENT);
+
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS);
+ return true;
+}
+
+bool SDIO_GetCmdResp1(uint8_t command) {
+ SDIO_WAIT(SDIO_STA_CCRCFAIL | SDIO_STA_CMDREND | SDIO_STA_CTIMEOUT);
+
+ if (SDIO_GET_FLAG(SDIO_STA_CCRCFAIL | SDIO_STA_CTIMEOUT)) {
+ SDIO_CLEAR_FLAG(SDIO_STA_CCRCFAIL | SDIO_STA_CTIMEOUT);
+ return false;
+ }
+ if (SDIO_GetCommandResponse() != command) return false;
+
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS);
+ return (SDIO_GetResponse(SDIO_RESP1) & SDMMC_OCR_ERRORBITS) == SDMMC_ALLZERO;
+}
+
+bool SDIO_GetCmdResp2(void) {
+ SDIO_WAIT(SDIO_STA_CCRCFAIL | SDIO_STA_CMDREND | SDIO_STA_CTIMEOUT);
+
+ if (SDIO_GET_FLAG(SDIO_STA_CCRCFAIL | SDIO_STA_CTIMEOUT)) {
+ SDIO_CLEAR_FLAG(SDIO_STA_CCRCFAIL | SDIO_STA_CTIMEOUT);
+ return false;
+ }
+
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS);
+ return true;
+}
+
+bool SDIO_GetCmdResp3(void) {
+ SDIO_WAIT(SDIO_STA_CCRCFAIL | SDIO_STA_CMDREND | SDIO_STA_CTIMEOUT);
+
+ if (SDIO_GET_FLAG(SDIO_STA_CTIMEOUT)) {
+ SDIO_CLEAR_FLAG(SDIO_STA_CTIMEOUT);
+ return false;
+ }
+
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS);
+ return true;
+}
+
+bool SDIO_GetCmdResp6(uint8_t command, uint32_t *rca) {
+ SDIO_WAIT(SDIO_STA_CCRCFAIL | SDIO_STA_CMDREND | SDIO_STA_CTIMEOUT);
+
+ if (SDIO_GET_FLAG(SDIO_STA_CCRCFAIL | SDIO_STA_CTIMEOUT)) {
+ SDIO_CLEAR_FLAG(SDIO_STA_CCRCFAIL | SDIO_STA_CTIMEOUT);
+ return false;
+ }
+ if (SDIO_GetCommandResponse() != command) return false;
+
+ SDIO_CLEAR_FLAG(SDIO_ICR_CMD_FLAGS);
+ if (SDIO_GetResponse(SDIO_RESP1) & (SDMMC_R6_GENERAL_UNKNOWN_ERROR | SDMMC_R6_ILLEGAL_CMD | SDMMC_R6_COM_CRC_FAILED)) return false;
+
+ *rca = SDIO_GetResponse(SDIO_RESP1) >> 16;
+ return true;
+}
+
+bool SDIO_GetCmdResp7(void) {
+ SDIO_WAIT(SDIO_STA_CCRCFAIL | SDIO_STA_CMDREND | SDIO_STA_CTIMEOUT);
+
+ if (SDIO_GET_FLAG(SDIO_STA_CTIMEOUT)) {
+ SDIO_CLEAR_FLAG(SDIO_STA_CTIMEOUT);
+ return false;
+ }
+
+ if (SDIO_GET_FLAG(SDIO_STA_CMDREND)) { SDIO_CLEAR_FLAG(SDIO_STA_CMDREND); }
+ return true;
+}
+
+#endif // __STM32F1__
diff --git a/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h b/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h
new file mode 100644
index 0000000000..034bd6d88a
--- /dev/null
+++ b/Marlin/src/HAL/HAL_STM32F1/HAL_sdio_STM32F1.h
@@ -0,0 +1,152 @@
+/**
+ * Marlin 3D Printer Firmware
+ *
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ * Copyright (c) 2016 Bob Cousins bobcousins42@googlemail.com
+ * Copyright (c) 2017 Victor Perez
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+#pragma once
+
+// --------------------------------------------------------------------------
+// Includes
+// --------------------------------------------------------------------------
+
+#include "Arduino.h"
+#include "libmaple/sdio.h"
+#include "libmaple/dma.h"
+
+// --------------------------------------------------------------------------
+// Defines
+// --------------------------------------------------------------------------
+
+#define SDMMC_CMD_GO_IDLE_STATE ((uint8_t)0) /* Resets the SD memory card. */
+#define SDMMC_CMD_ALL_SEND_CID ((uint8_t)2) /* Asks any card connected to the host to send the CID numbers on the CMD line. */
+#define SDMMC_CMD_SET_REL_ADDR ((uint8_t)3) /* Asks the card to publish a new relative address (RCA). */
+#define SDMMC_CMD_SEL_DESEL_CARD ((uint8_t)7) /* Selects the card by its own relative address and gets deselected by any other address */
+#define SDMMC_CMD_HS_SEND_EXT_CSD ((uint8_t)8) /* Sends SD Memory Card interface condition, which includes host supply voltage information and asks the card whether card supports voltage. */
+#define SDMMC_CMD_SEND_CSD ((uint8_t)9) /* Addressed card sends its card specific data (CSD) on the CMD line. */
+#define SDMMC_CMD_SEND_STATUS ((uint8_t)13) /*!< Addressed card sends its status register. */
+#define SDMMC_CMD_READ_SINGLE_BLOCK ((uint8_t)17) /* Reads single block of size selected by SET_BLOCKLEN in case of SDSC, and a block of fixed 512 bytes in case of SDHC and SDXC. */
+#define SDMMC_CMD_WRITE_SINGLE_BLOCK ((uint8_t)24) /* Writes single block of size selected by SET_BLOCKLEN in case of SDSC, and a block of fixed 512 bytes in case of SDHC and SDXC. */
+#define SDMMC_CMD_APP_CMD ((uint8_t)55) /* Indicates to the card that the next command is an application specific command rather than a standard command. */
+
+#define SDMMC_ACMD_APP_SD_SET_BUSWIDTH ((uint8_t)6) /* (ACMD6) Defines the data bus width to be used for data transfer. The allowed data bus widths are given in SCR register. */
+#define SDMMC_ACMD_SD_APP_OP_COND ((uint8_t)41) /* (ACMD41) Sends host capacity support information (HCS) and asks the accessed card to send its operating condition register (OCR) content in the response on the CMD line. */
+#define SDMMC_ACMD_SD_APP_SET_CLR_CARD_DETECT ((uint8_t)42) /* (ACMD42) Connect/Disconnect the 50 KOhm pull-up resistor on CD/DAT3 (pin 1) of the card */
+
+#define CMD0_GO_IDLE_STATE (uint16_t)(SDMMC_CMD_GO_IDLE_STATE | SDIO_CMD_WAIT_NO_RESP)
+#define CMD2_ALL_SEND_CID (uint16_t)(SDMMC_CMD_ALL_SEND_CID | SDIO_CMD_WAIT_LONG_RESP)
+#define CMD3_SET_REL_ADDR (uint16_t)(SDMMC_CMD_SET_REL_ADDR | SDIO_CMD_WAIT_SHORT_RESP)
+#define CMD7_SEL_DESEL_CARD (uint16_t)(SDMMC_CMD_SEL_DESEL_CARD | SDIO_CMD_WAIT_SHORT_RESP)
+#define CMD8_HS_SEND_EXT_CSD (uint16_t)(SDMMC_CMD_HS_SEND_EXT_CSD | SDIO_CMD_WAIT_SHORT_RESP)
+#define CMD9_SEND_CSD (uint16_t)(SDMMC_CMD_SEND_CSD | SDIO_CMD_WAIT_LONG_RESP)
+#define CMD13_SEND_STATUS (uint16_t)(SDMMC_CMD_SEND_STATUS | SDIO_CMD_WAIT_SHORT_RESP)
+#define CMD17_READ_SINGLE_BLOCK (uint16_t)(SDMMC_CMD_READ_SINGLE_BLOCK | SDIO_CMD_WAIT_SHORT_RESP)
+#define CMD24_WRITE_SINGLE_BLOCK (uint16_t)(SDMMC_CMD_WRITE_SINGLE_BLOCK | SDIO_CMD_WAIT_SHORT_RESP)
+#define CMD55_APP_CMD (uint16_t)(SDMMC_CMD_APP_CMD | SDIO_CMD_WAIT_SHORT_RESP)
+
+#define ACMD6_APP_SD_SET_BUSWIDTH (uint16_t)(SDMMC_ACMD_APP_SD_SET_BUSWIDTH | SDIO_CMD_WAIT_SHORT_RESP)
+#define ACMD41_SD_APP_OP_COND (uint16_t)(SDMMC_ACMD_SD_APP_OP_COND | SDIO_CMD_WAIT_SHORT_RESP)
+#define ACMD42_SD_APP_SET_CLR_CARD_DETECT (uint16_t)(SDMMC_ACMD_SD_APP_SET_CLR_CARD_DETECT | SDIO_CMD_WAIT_SHORT_RESP)
+
+
+#define SDMMC_ALLZERO 0x00000000U
+#define SDMMC_OCR_ERRORBITS 0xFDFFE008U
+
+#define SDMMC_R6_GENERAL_UNKNOWN_ERROR 0x00002000U
+#define SDMMC_R6_ILLEGAL_CMD 0x00004000U
+#define SDMMC_R6_COM_CRC_FAILED 0x00008000U
+
+#define SDMMC_VOLTAGE_WINDOW_SD 0x80100000U
+#define SDMMC_HIGH_CAPACITY 0x40000000U
+#define SDMMC_STD_CAPACITY 0x00000000U
+#define SDMMC_CHECK_PATTERN 0x000001AAU
+
+#define SDIO_TRANSFER_MODE_BLOCK 0x00000000U
+#define SDIO_DPSM_ENABLE 0x00000001U
+#define SDIO_TRANSFER_DIR_TO_CARD 0x00000000U
+#define SDIO_DATABLOCK_SIZE_512B 0x00000090U
+#define SDIO_TRANSFER_DIR_TO_SDIO 0x00000100U
+#define SDIO_DMA_ENABLE 0x00001000U
+
+#define CARD_V1_X 0x00000000U
+#define CARD_V2_X 0x00000001U
+#define CARD_SDSC 0x00000000U
+#define CARD_SDHC_SDXC 0x00000001U
+
+#define SDIO_RESP1 0
+#define SDIO_RESP2 1
+#define SDIO_RESP3 2
+#define SDIO_RESP4 3
+
+#define SDIO_GET_FLAG(__FLAG__) !!((SDIO->STA) & (__FLAG__))
+#define SDIO_CLEAR_FLAG(__FLAG__) (SDIO->ICR = (__FLAG__))
+
+#define SDMMC_MAX_VOLT_TRIAL 0x00000FFFU
+#define SDIO_CARD_TRANSFER 0x00000004U /* Card is in transfer state */
+#define SDIO_CARD_ERROR 0x000000FFU /* Card response Error */
+#define SDIO_CMDTIMEOUT 200U /* Command send and response timeout */
+#define SDIO_DATA_TIMEOUT 100U /* Read data transfer timeout */
+#define SDIO_WRITE_TIMEOUT 200U /* Write data transfer timeout */
+
+#define SDIO_CLOCK 18000000 /* 18 MHz */
+
+// --------------------------------------------------------------------------
+// Types
+// --------------------------------------------------------------------------
+
+typedef struct {
+ uint32_t CardType; // Card Type
+ uint32_t CardVersion; // Card version
+ uint32_t Class; // Class of the card class
+ uint32_t RelCardAdd; // Relative Card Address
+ uint32_t BlockNbr; // Card Capacity in blocks
+ uint32_t BlockSize; // One block size in bytes
+ uint32_t LogBlockNbr; // Card logical Capacity in blocks
+ uint32_t LogBlockSize; // Logical block size in bytes
+} SDIO_CardInfoTypeDef;
+
+// --------------------------------------------------------------------------
+// Public functions
+// --------------------------------------------------------------------------
+
+inline uint32_t SDIO_GetCardState(void);
+
+bool SDIO_CmdGoIdleState(void);
+bool SDIO_CmdSendCID(void);
+bool SDIO_CmdSetRelAdd(uint32_t *rca);
+bool SDIO_CmdSelDesel(uint32_t address);
+bool SDIO_CmdOperCond(void);
+bool SDIO_CmdSendCSD(uint32_t argument);
+bool SDIO_CmdSendStatus(uint32_t argument);
+bool SDIO_CmdReadSingleBlock(uint32_t address);
+bool SDIO_CmdWriteSingleBlock(uint32_t address);
+bool SDIO_CmdAppCommand(uint32_t rsa);
+
+bool SDIO_CmdAppSetBusWidth(uint32_t rsa, uint32_t argument);
+bool SDIO_CmdAppOperCommand(uint32_t sdType);
+bool SDIO_CmdAppSetClearCardDetect(uint32_t rsa);
+
+void SDIO_SendCommand(uint16_t command, uint32_t argument);
+uint8_t SDIO_GetCommandResponse(void);
+uint32_t SDIO_GetResponse(uint32_t response);
+bool SDIO_GetCmdError(void);
+bool SDIO_GetCmdResp1(uint8_t command);
+bool SDIO_GetCmdResp2(void);
+bool SDIO_GetCmdResp3(void);
+bool SDIO_GetCmdResp6(uint8_t command, uint32_t *rca);
+bool SDIO_GetCmdResp7(void);
diff --git a/Marlin/src/HAL/HAL_STM32F1/SanityCheck.h b/Marlin/src/HAL/HAL_STM32F1/SanityCheck.h
index 40917f03fe..dcd72440d6 100644
--- a/Marlin/src/HAL/HAL_STM32F1/SanityCheck.h
+++ b/Marlin/src/HAL/HAL_STM32F1/SanityCheck.h
@@ -70,3 +70,7 @@
#if ENABLED(EMERGENCY_PARSER)
#error "EMERGENCY_PARSER is not yet implemented for STM32F1. Disable EMERGENCY_PARSER to continue."
#endif
+
+#if ENABLED(SDIO_SUPPORT) && DISABLED(SDSUPPORT)
+ #error "SDIO_SUPPORT requires SDSUPPORT. Enable SDSUPPORT to continue."
+#endif
diff --git a/Marlin/src/config/examples/Mks/Robin/Configuration.h b/Marlin/src/config/examples/Mks/Robin/Configuration.h
index 6f722714ca..d981f821a5 100644
--- a/Marlin/src/config/examples/Mks/Robin/Configuration.h
+++ b/Marlin/src/config/examples/Mks/Robin/Configuration.h
@@ -104,7 +104,7 @@
*
* :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
*/
-#define SERIAL_PORT 0
+#define SERIAL_PORT 3
/**
* Select a secondary serial port on the board to use for communication with the host.
@@ -113,7 +113,8 @@
*
* :[-1, 0, 1, 2, 3, 4, 5, 6, 7]
*/
-//#define SERIAL_PORT_2 -1
+#define SERIAL_PORT_2 1
+#define NUM_SERIAL 2
/**
* This setting determines the communication speed of the printer.
@@ -132,12 +133,12 @@
// The following define selects which electronics board you have.
// Please choose the name from boards.h that matches your setup
#ifndef MOTHERBOARD
- #define MOTHERBOARD BOARD_RAMPS_14_EFB
+ #define MOTHERBOARD BOARD_MKS_ROBIN
#endif
// Optional custom name for your RepStrap or other custom machine
// Displayed in the LCD "Ready" message
-//#define CUSTOM_MACHINE_NAME "3D Printer"
+#define CUSTOM_MACHINE_NAME "MKS Robin"
// Define this to set a unique identifier for this printer, (Used by some programs to differentiate between machines)
// You can use an online service to generate a random UUID. (eg http://www.uuidgenerator.net/version4)
@@ -147,10 +148,10 @@
// This defines the number of extruders
// :[1, 2, 3, 4, 5, 6]
-#define EXTRUDERS 1
+#define EXTRUDERS 2
// Generally expected filament diameter (1.75, 2.85, 3.0, ...). Used for Volumetric, Filament Width Sensor, etc.
-#define DEFAULT_NOMINAL_FILAMENT_DIA 3.0
+#define DEFAULT_NOMINAL_FILAMENT_DIA 1.75
// For Cyclops or any "multi-extruder" that shares a single nozzle.
//#define SINGLENOZZLE
@@ -328,12 +329,12 @@
* :{ '0': "Not used", '1':"100k / 4.7k - EPCOS", '2':"200k / 4.7k - ATC Semitec 204GT-2", '3':"Mendel-parts / 4.7k", '4':"10k !! do not use for a hotend. Bad resolution at high temp. !!", '5':"100K / 4.7k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '501':"100K Zonestar (Tronxy X3A)", '6':"100k / 4.7k EPCOS - Not as accurate as Table 1", '7':"100k / 4.7k Honeywell 135-104LAG-J01", '8':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT", '9':"100k / 4.7k GE Sensing AL03006-58.2K-97-G1", '10':"100k / 4.7k RS 198-961", '11':"100k / 4.7k beta 3950 1%", '12':"100k / 4.7k 0603 SMD Vishay NTCS0603E3104FXT (calibrated for Makibox hot bed)", '13':"100k Hisens 3950 1% up to 300°C for hotend 'Simple ONE ' & hotend 'All In ONE'", '20':"PT100 (Ultimainboard V2.x)", '51':"100k / 1k - EPCOS", '52':"200k / 1k - ATC Semitec 204GT-2", '55':"100k / 1k - ATC Semitec 104GT-2 (Used in ParCan & J-Head)", '60':"100k Maker's Tool Works Kapton Bed Thermistor beta=3950", '61':"100k Formbot / Vivedino 3950 350C thermistor 4.7k pullup", '66':"Dyze Design 4.7M High Temperature thermistor", '70':"the 100K thermistor found in the bq Hephestos 2", '71':"100k / 4.7k Honeywell 135-104LAF-J01", '147':"Pt100 / 4.7k", '1047':"Pt1000 / 4.7k", '110':"Pt100 / 1k (non-standard)", '1010':"Pt1000 / 1k (non standard)", '-4':"Thermocouple + AD8495", '-3':"Thermocouple + MAX31855 (only for sensor 0)", '-2':"Thermocouple + MAX6675 (only for sensor 0)", '-1':"Thermocouple + AD595",'998':"Dummy 1", '999':"Dummy 2" }
*/
#define TEMP_SENSOR_0 1
-#define TEMP_SENSOR_1 0
+#define TEMP_SENSOR_1 1
#define TEMP_SENSOR_2 0
#define TEMP_SENSOR_3 0
#define TEMP_SENSOR_4 0
#define TEMP_SENSOR_5 0
-#define TEMP_SENSOR_BED 0
+#define TEMP_SENSOR_BED 1
#define TEMP_SENSOR_CHAMBER 0
// Dummy thermistor constant temperature readings, for use with 998 and 999
@@ -433,7 +434,7 @@
* heater. If your configuration is significantly different than this and you don't understand
* the issues involved, don't use bed PID until someone else verifies that your hardware works.
*/
-//#define PIDTEMPBED
+#define PIDTEMPBED
//#define BED_LIMIT_SWITCHING
@@ -1507,7 +1508,8 @@
* you must uncomment the following option or it won't work.
*
*/
-//#define SDSUPPORT
+#define SDSUPPORT
+#define SDIO_SUPPORT
/**
* SD CARD: SPI SPEED
@@ -1880,7 +1882,7 @@
//
// MKS Robin 320x240 color display
//
-//#define MKS_ROBIN_TFT
+#define MKS_ROBIN_TFT
//=============================================================================
//============================ Other Controllers ============================
diff --git a/Marlin/src/config/examples/Mks/Robin/Configuration_adv.h b/Marlin/src/config/examples/Mks/Robin/Configuration_adv.h
index d3a8b7e137..ae1b1681e7 100644
--- a/Marlin/src/config/examples/Mks/Robin/Configuration_adv.h
+++ b/Marlin/src/config/examples/Mks/Robin/Configuration_adv.h
@@ -646,7 +646,7 @@
// as SD_DETECT_PIN in your board's pins definitions.
// This setting should be disabled unless you are using a push button, pulling the pin to ground.
// Note: This is always disabled for ULTIPANEL (except ELB_FULL_GRAPHIC_CONTROLLER).
- #define SD_DETECT_INVERTED
+ //#define SD_DETECT_INVERTED
#define SD_FINISHED_STEPPERRELEASE true // Disable steppers when SD Print is finished
#define SD_FINISHED_RELEASECOMMAND "M84 X Y Z E" // You might want to keep the Z enabled so your bed stays in place.
diff --git a/Marlin/src/pins/pins_MKS_ROBIN.h b/Marlin/src/pins/pins_MKS_ROBIN.h
index 7c3d96d169..e71f374531 100644
--- a/Marlin/src/pins/pins_MKS_ROBIN.h
+++ b/Marlin/src/pins/pins_MKS_ROBIN.h
@@ -121,4 +121,5 @@
#define FSMC_CS_PIN PG12 // NE4
#define FSMC_RS_PIN PF0 // A0
+#define SD_DETECT_PIN PF12
#define SDSS -1
diff --git a/Marlin/src/sd/Sd2Card.cpp b/Marlin/src/sd/Sd2Card.cpp
index 0f959a3ccb..6b5acf6d34 100644
--- a/Marlin/src/sd/Sd2Card.cpp
+++ b/Marlin/src/sd/Sd2Card.cpp
@@ -30,7 +30,7 @@
#include "../inc/MarlinConfig.h"
-#if ENABLED(SDSUPPORT) && DISABLED(USB_FLASH_DRIVE_SUPPORT)
+#if ENABLED(SDSUPPORT) && DISABLED(USB_FLASH_DRIVE_SUPPORT) && DISABLED(SDIO_SUPPORT)
/* Enable FAST CRC computations - You can trade speed for FLASH space if
* needed by disabling the following define */
diff --git a/Marlin/src/sd/Sd2Card_sdio.h b/Marlin/src/sd/Sd2Card_sdio.h
new file mode 100644
index 0000000000..23c6796c19
--- /dev/null
+++ b/Marlin/src/sd/Sd2Card_sdio.h
@@ -0,0 +1,39 @@
+/**
+ * Marlin 3D Printer Firmware
+ * Copyright (C) 2016 MarlinFirmware [https://github.com/MarlinFirmware/Marlin]
+ *
+ * Based on Sprinter and grbl.
+ * Copyright (C) 2011 Camiel Gubbels / Erik van der Zalm
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program. If not, see .
+ *
+ */
+#pragma once
+
+#include "../inc/MarlinConfig.h"
+
+#if ENABLED(SDIO_SUPPORT)
+
+bool SDIO_Init(void);
+bool SDIO_ReadBlock(uint32_t block, uint8_t *dst);
+bool SDIO_WriteBlock(uint32_t block, const uint8_t *src);
+
+class Sd2Card {
+ public:
+ bool init(uint8_t sckRateID = 0, uint8_t chipSelectPin = 0) { return SDIO_Init(); }
+ bool readBlock(uint32_t block, uint8_t *dst) { return SDIO_ReadBlock(block, dst); }
+ bool writeBlock(uint32_t block, const uint8_t *src) { return SDIO_WriteBlock(block, src); }
+};
+
+#endif // SDIO_SUPPORT
diff --git a/Marlin/src/sd/SdVolume.h b/Marlin/src/sd/SdVolume.h
index 0f3839362f..5a7cb31f14 100644
--- a/Marlin/src/sd/SdVolume.h
+++ b/Marlin/src/sd/SdVolume.h
@@ -35,6 +35,8 @@
#if ENABLED(USB_FLASH_DRIVE_SUPPORT)
#include "usb_flashdrive/Sd2Card_FlashDrive.h"
+#elif ENABLED(SDIO_SUPPORT)
+ #include "Sd2Card_sdio.h"
#else
#include "Sd2Card.h"
#endif