Arduino for STM32

Code: Select all

C:\Users\LAPTOP\Documents\Arduino\libraries\SdFat\src\SpiDriver\SdSpiSTM32.cpp: In member function 'uint8_t SdSpiAltDriver::receive(uint8_t*, size_t)':

C:\Users\LAPTOP\Documents\Arduino\libraries\SdFat\src\SpiDriver\SdSpiSTM32.cpp:78:44: error: void value not ignored as it ought to be

   return m_spi->dmaTransfer(nullptr, buf, n);

                                            ^

C:\Users\LAPTOP\Documents\Arduino\libraries\SdFat\src\SpiDriver\SdSpiSTM32.cpp:83:1: warning: control reaches end of non-void function [-Wreturn-type]

 }

 ^

Code: Select all

#ifndef DEFAULT_SPI_PORT
  #define DEFAULT_SPI_PORT 1
#endif

SPIClass SPI(DEFAULT_SPI_PORT);

Code: Select all

/*
#ifndef DEFAULT_SPI_PORT
  #define DEFAULT_SPI_PORT 1
#endif

SPIClass SPI(DEFAULT_SPI_PORT);
*/

Code: Select all

#include <SPI.h>
#include "SdFat.h"
#define SD_CS_PIN PB12

// Use second SPI port
SPIClass SPI_3(3);
SdFat sd2(&SPI_3);
File myFile;


void setup() {
  // Open serial communications and wait for port to open:
  Serial.begin(115200);
  //  while (!Serial) {
  //    ; // wait for serial port to connect. Needed for native USB port only
  //  }
  for (int x = 1; x < 7; x++) {
    Serial.println(x);
    delay(1000);
  }

  Serial.print("Initializing SD card...");

  if (!sd2.begin(SD_CS_PIN)) {
    Serial.println("initialization failed!");
    return;
  }
  Serial.println("initialization done.");

  // open the file. note that only one file can be open at a time,
  // so you have to close this one before opening another.
  myFile = sd2.open("test.txt", FILE_WRITE);

  // if the file opened okay, write to it:
  if (myFile) {
    Serial.print("Writing to test.txt...");
    myFile.println("testing 1, 2, 3.");
    // close the file:
    myFile.close();
    Serial.println("done.");
  } else {
    // if the file didn't open, print an error:
    Serial.println("error opening test.txt");
  }

  // re-open the file for reading:
  myFile = sd2.open("test.txt");
  if (myFile) {
    Serial.println("test.txt:");

    // read from the file until there's nothing else in it:
    while (myFile.available()) {
      Serial.write(myFile.read());
    }
    // close the file:
    myFile.close();
  } else {
    // if the file didn't open, print an error:
    Serial.println("error opening test.txt");
  }
}

void loop() {
  // nothing happens after setup
}

Code: Select all

#define USE_STANDARD_SPI_LIBRARY 0

Code: Select all

#define USE_STANDARD_SPI_LIBRARY 2

Code: Select all

 
 SPI_3.setModule(3);
 

Code: Select all

/*
  SD card read/write

  This example shows how to read and write data to and from an SD card file
  The circuit:
   SD card attached to SPI bus as follows:
 ** MOSI - pin 11
 ** MISO - pin 12
 ** CLK - pin 13

  created   Nov 2010
  by David A. Mellis
  modified 9 Apr 2012
  by Tom Igoe

  This example code is in the public domain.

*/

#include <SPI.h>
#include "SdFat.h"
#define SD_CS_PIN PB12

//SPIClass SPI(1);
// Use second SPI port
SPIClass SPI_3(3);

SdFat sd2(&SPI_3);
File myFile;


/*
  #define BOARD_NR_SPI            3
  #define BOARD_SPI1_NSS_PIN      PA4
  #define BOARD_SPI1_SCK_PIN      PA5
  #define BOARD_SPI1_MISO_PIN     PA6
  #define BOARD_SPI1_MOSI_PIN     PA7
  #define BOARD_SPI1A_NSS_PIN     PA15
  #define BOARD_SPI1A_SCK_PIN     PB3
  #define BOARD_SPI1A_MISO_PIN    PB4
  #define BOARD_SPI1A_MOSI_PIN    PB5

  #define BOARD_SPI2_NSS_PIN      PB12
  #define BOARD_SPI2_SCK_PIN      PB13
  #define BOARD_SPI2_MISO_PIN     PB14
  #define BOARD_SPI2_MOSI_PIN     PB15
  #define BOARD_SPI2A_NSS_PIN     PB9
  #define BOARD_SPI2A_SCK_PIN     PB10
  #define BOARD_SPI2A_MISO_PIN    PC2
  #define BOARD_SPI2A_MOSI_PIN    PC3

  #define BOARD_SPI3_NSS_PIN      PA15
  #define BOARD_SPI3_SCK_PIN      PB3
  #define BOARD_SPI3_MISO_PIN     PB4
  #define BOARD_SPI3_MOSI_PIN     PB5
  // //overlap with the SDIO interface for SD card
  //#define BOARD_SPI3A_NSS_PIN     PA4
  //#define BOARD_SPI3A_SCK_PIN     PC10
  //#define BOARD_SPI3A_MISO_PIN    PC11
  //#define BOARD_SPI3A_MOSI_PIN    PC12

  #define BOARD_SDIO_D0           PC8
  #define BOARD_SDIO_D1           PC9
  #define BOARD_SDIO_D2           PC10
  #define BOARD_SDIO_D3           PC11
  #define BOARD_SDIO_CLK          PC12
  #define BOARD_SDIO_CMD          PD2
*/



void setup() {
  // Open serial communications and wait for port to open:
  Serial.begin(115200);
  //  while (!Serial) {
  //    ; // wait for serial port to connect. Needed for native USB port only
  //  }
  for (int x = 1; x < 7; x++) {
    Serial.println(x);
    delay(1000);
  }

  Serial.print("Initializing SD card...");
  SPI_3.setModule(3);
  if (!sd2.begin(SD_CS_PIN)) {
    Serial.println("initialization failed!");
    return;
  }
  Serial.println("initialization done.");

  // open the file. note that only one file can be open at a time,
  // so you have to close this one before opening another.
  myFile = sd2.open("test.txt", FILE_WRITE);

  // if the file opened okay, write to it:
  if (myFile) {
    Serial.print("Writing to test.txt...");
    myFile.println("testing 1, 2, 3.");
    // close the file:
    myFile.close();
    Serial.println("done.");
  } else {
    // if the file didn't open, print an error:
    Serial.println("error opening test.txt");
  }

  // re-open the file for reading:
  myFile = sd2.open("test.txt");
  if (myFile) {
    Serial.println("test.txt:");

    // read from the file until there's nothing else in it:
    while (myFile.available()) {
      Serial.write(myFile.read());
    }
    // close the file:
    myFile.close();
  } else {
    // if the file didn't open, print an error:
    Serial.println("error opening test.txt");
  }
}

void loop() {
  // nothing happens after setup
}