SDカードへの書き込み

Dependencies:   mbed SDFileSystem

Revision:
0:0e3ad9c42a27
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/SD.cpp	Fri Nov 15 12:41:22 2019 +0000
@@ -0,0 +1,18 @@
+#include "mbed.h"
+#include "SDFileSystem.h"
+
+SDFileSystem sd(p5, p6, p7, p8, "sd"); 
+
+int main() {
+    printf("START!\n");   
+
+    mkdir("/sd/example", 0777);
+
+    FILE *fp = fopen("/sd/example/test.txt", "w");
+    if(fp == NULL) {
+        error("Could not open file for write\n");
+    }
+    fprintf(fp, "Hello World!");
+    fclose(fp);
+    printf("END\n");
+}
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