Diff: ROBOFRIEN_SUB_FUNC/eeprom.h

Revision:

1:9530746906b6

Parent:

0:3473b92e991e

--- a/ROBOFRIEN_SUB_FUNC/eeprom.h	Tue Jun 12 01:05:50 2018 +0000
+++ b/ROBOFRIEN_SUB_FUNC/eeprom.h	Wed Nov 28 13:06:23 2018 +0000
@@ -1,33 +1,64 @@
-#define eeprom_length 256
+#define eeprom_length 255
 
 
 LocalFileSystem local("local");               // Create the local filesystem under the name "local"
 
 volatile int eeprom_address[eeprom_length],eeprom_data[eeprom_length];
 void eeprom_init(){
+    int eeprom_chksum;
     FILE *file = fopen("/local/eeprom.txt", "r");  // Open "out.txt" on the local file system for writing    
     if(file == NULL){
         FILE *file = fopen("/local/eeprom.txt", "w");   // Write "out.txt ~~//
         for(int i=0; i<eeprom_length; i++){
             fprintf(file, "%d\t%d\r\n", i, 0);   
+            wait(0.0001);
         }        
-        fclose(file);
     }else{
         for(int i=0; i<eeprom_length; i++) {eeprom_address[i] = 0; eeprom_data[i] = 0; }
         for(int i=0; i<eeprom_length; i++){
             fscanf(file,"%d\t%d\r\n",&eeprom_address[i], &eeprom_data[i]);
-        }        
+            wait(0.0001);
+        }
+        int tmp;
+        fscanf(file,"%d\t%d\t\n",&tmp, &eeprom_chksum);
     }
     fclose(file);
+    int cal_eeprom_chksum = 0;
+    for(int i=0; i<eeprom_length; i++){
+        cal_eeprom_chksum += eeprom_data[i];
+    }
+    if( cal_eeprom_chksum != eeprom_chksum){
+        while(1){
+            DigitalOut myled1(LED1);
+            DigitalOut myled2(LED2);
+            DigitalOut myled3(LED3);
+            DigitalOut myled4(LED4);
+            myled1 = 1; myled2 = 1; myled3 = 1; myled4 = 1;
+            wait(1);
+            myled1 = 0; myled2 = 0; myled3 = 0; myled4 = 0;
+            wait(1);
+        }
+    }
 }
 
-void eeprom_refresh(){
+bool eeprom_refresh(){
     /// Write Data to EEPROM //
+    bool OUTPUT_VALUE = false;
+    int eeprom_chksum = 0;
+    __disable_irq();
     FILE *file = fopen("/local/eeprom.txt", "w");  // Open "out.txt" on the local file system for writing    
-    for(int i=0; i<eeprom_length; i++){
-        fprintf(file,"%d\t%d\r\n",i, eeprom_data[i]);
-    }
-    fclose(file);            
+//    if(file != NULL){
+        OUTPUT_VALUE = true;
+        for(int i=0; i<eeprom_length; i++){
+            fprintf(file,"%d\t%d\r\n",i, eeprom_data[i]);
+            wait(0.0001);
+            eeprom_chksum += eeprom_data[i];
+        }
+        fprintf(file,"%d\t%d",eeprom_length,eeprom_chksum);    
+//    }
+    fclose(file);
+    __enable_irq();
+    return OUTPUT_VALUE;
 }
 
 void eeprom_write(int addr, int data){
@@ -41,10 +72,3 @@
     
 }
 
-void eeprom_reset(){
-    FILE *file = fopen("/local/eeprom.txt", "w");  // Open "out.txt" on the local file system for writing    
-    for(int i=0; i<256; i++){
-        fprintf(file, "%d\t%d\r\n", i,0);   
-    }    
-    fclose(file);
-}