Diff: main.cpp

Revision:

0:ad67c66b2e84

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Feb 07 07:25:23 2020 +0000
@@ -0,0 +1,55 @@
+/* Copyright (c) 2019 Perlatecnica
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+/****************************************************
+*            FAST PROTOTYPING WITH NUCLEO           *
+* Example Code 04: SDcard                           *
+* Author: Mauro D'Angelo                            *
+* Organization: Perlatecnica no-profit organization *  
+*****************************************************/
+
+#include "mbed.h"
+
+// It includes the library that manages the File System
+#include "FATFileSystem.h"
+
+// It Includes the library that manage the SD at low level
+#include "SDBlockDevice.h"
+
+// It creates the File System variable
+FATFileSystem fs("fs");
+
+// it creates the reference to SD. The parameters are the pin for SPI bus
+SDBlockDevice sd(D11, D12, D13, D10); //MOSI MISO SCK CS
+
+Serial pc(USBTX, USBRX);
+
+int main() {
+    // It mounts the SD.
+    fs.mount(&sd);
+
+    // It opens the file mbed.txt. 'w' represents the access rights
+    FILE *fd = fopen("/fs/mbed.txt", "w");
+
+    if(fd==NULL) {
+        // Something was wrong
+        pc.printf("Error occurs writing the SD!\r\n");
+    }
+    else {
+        fprintf(fd, "Welcome SD!!\r\n");
+        fclose(fd);
+        pc.printf("It works!\r\n");
+    }
+}