Diff: main.cpp

Revision:

0:cb470cb42e12

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Fri Nov 13 04:02:01 2020 +0000
@@ -0,0 +1,33 @@
+#include "mbed.h"
+#include <time.h>
+//勉強会
+DigitalOut myled(LED1);
+
+int main() {
+  
+    printf("\r\nStruct\r\n");     
+       time_t mk;
+       struct tm tm_mk;
+       struct tm *tm_lt;
+// 時間定義　2020/11/12 10:20:30
+        tm_mk.tm_year = 2020 - 1900;
+        tm_mk.tm_mon = 11 - 1;
+        tm_mk.tm_mday = 12;
+        tm_mk.tm_hour = 10;
+        tm_mk.tm_min = 20;
+        tm_mk.tm_sec = 30;
+        mk = mktime(&tm_mk);
+        printf("mktime:%d\r\n", mk);
+        set_time(mk);
+        tm_lt = localtime(&mk);
+        printf("日付 - %04d/%02d/%02d\r\n", tm_lt->tm_year + 1900, tm_lt->tm_mon + 1, tm_lt->tm_mday);
+        printf("時刻 - %02d:%02d:%02d\r\n", tm_lt->tm_hour, tm_lt->tm_min, tm_lt->tm_sec);
+
+//        mk=time(NULL);
+    
+    while(1) { 
+      wait(1);
+      myled = !myled;      
+//時刻表示しよう
+    }
+}