first commit

src/main.cpp

@@ -0,0 +1,173 @@
+#include <Wire.h>
+#include <TM1650.h>
+#include "FS.h"
+#include "SPIFFS.h"
+size_t TimeTotle =0;
+size_t timebegin;
+TM1650 d;
+File timefile;
+
+TickType_t xLastWakeTime;
+  const TickType_t xFrequency = 1000; 
+  bool flashdot=true;
+  void showtime(char a[4],int dot=1)
+{
+  char b[4];
+  for (size_t i = 0; i < 4; i++)
+  {
+    b[i]=a[3-i];
+    /* code */
+  }
+  d.displayString(b);
+   d.setDot(dot,flashdot);
+   flashdot=!flashdot;
+      
+}
+void showtime(double second)
+{
+   char bb[4];
+  int a=second;
+  int b=a%3600;
+  b=b*10/3600;
+  bb[0]=String(b).charAt(0);
+  int c=a/3600;
+  b=c%10;
+  bb[1]=String(b).charAt(0);
+  c=c/10;
+  b=c%10;
+  bb[2]=String(b).charAt(0);
+  c=c/10;
+  b=c%10;
+  bb[3]=String(b).charAt(0);
+
+   
+
+  d.displayString(bb);
+   d.setDot(1,flashdot);
+   flashdot=!flashdot;
+  //Serial.println(bb);
+
+}
+int iiii=10;
+void setup() 
+{
+  pinMode(34,INPUT);
+  pinMode(4,INPUT_PULLUP);
+  timebegin=millis();
+   
+    bool ok = SPIFFS.begin();
+    if(!ok)
+    {
+          SPIFFS.format();
+          ok = SPIFFS.begin();
+
+    }
+  
+  bool exist = SPIFFS.exists("/time.txt");
+  if (exist)
+      {
+            // Serial.println("The file exists!");
+
+            File f = SPIFFS.open("/time.txt", "r");
+            if (!f)
+            {
+                // 在打弢<E68993>过程中出现问题f就会为空
+                // Serial.println("Some thing went wrong trying to open the file...");
+            }
+            else
+            {
+                int s = f.size();
+                // Serial.printf("Size=%d\r\n", s);
+
+                //读取index.html的文本内宄1<E5AE84>7
+                String data = f.readString();
+                TimeTotle=data.toInt();
+                // Serial.println(data);
+
+                //关闭文件
+                f.close();
+            }
+        }
+        else
+        {
+            // Serial.println("No such file found.");
+        }
+  Wire.setPins(26,25);
+  Wire.begin(); //Join the bus as master
+
+  Serial.begin(115200); //Start serial communication at 9600 for debug statements
+  Serial.println("TM1650 Example Code");
+  d.init();
+  xLastWakeTime = xTaskGetTickCount();
+      size_t timenow=millis();
+    if (TimeTotle<999.8*3600)
+    {
+          TimeTotle=TimeTotle+(timenow-timebegin);
+          timebegin=timenow;
+    }
+        showtime(TimeTotle*1.0/1000);
+   
+}
+
+void loop() 
+{
+
+  //Serial.println(digitalRead(4));
+
+    vTaskDelayUntil(&xLastWakeTime, xFrequency);
+
+    if (/* condition */digitalRead(4)==0)
+    {
+      Serial.println("you have put the butten reset");
+      iiii--;
+      
+      if (iiii==0)
+      {           TimeTotle=0;
+                  timefile= SPIFFS.open("/time.txt", "w");
+                  timefile.println(TimeTotle);
+                  timefile.flush();
+                  timefile.close();
+        /* code */
+      }
+      
+      /* code */
+    }else
+    {
+      iiii=10;
+    }
+    
+    //Serial.println("TM1650 Example Code");
+   // showtime("4000",1);
+  //  delay(2000);
+    //showtime("8000",2);
+    //delay(2000);
+    size_t timenow=millis();
+    if (TimeTotle<999.8*3600)
+    {
+          TimeTotle=TimeTotle+(timenow-timebegin);
+          timebegin=timenow;
+    }
+    
+
+    int a=digitalRead(34);
+    if (a!=0)
+    {
+          timefile= SPIFFS.open("/time.txt", "w");
+    timefile.println(TimeTotle);
+    timefile.flush();
+    timefile.close();
+      /* code */
+    }
+    else{
+      showtime(0.0);
+      delay(10000);
+    }
+    
+
+    Serial.println(String(TimeTotle*1.0/1000));
+    showtime(TimeTotle*1.0/1000);
+   // delay(1000);
+    timefile.close();
+
+  
+}