From 33519c4311b79951aa2a08a86eec53935c43b8bd Mon Sep 17 00:00:00 2001
From: Dario Ernst <daddel9@nebuk.de>
Date: Wed, 14 Aug 2013 00:16:18 +0200
Subject: [PATCH] eeprom try1

---
 wtf/wtf.ino | 44 +++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 39 insertions(+), 5 deletions(-)

diff --git a/wtf/wtf.ino b/wtf/wtf.ino
index 267940a..a6c35bb 100644
--- a/wtf/wtf.ino
+++ b/wtf/wtf.ino
@@ -1,8 +1,9 @@
+#include <EEPROM.h>
+
 #include <LiquidCrystal.h>
 #include <Encoder.h>
 #include <stdio.h>
 
-
 LiquidCrystal lcd(9, 3, 8, 7, 6, 5, 4);
 Encoder rotEnc(A0, A1);
 long encVal = 0;
@@ -11,6 +12,27 @@ int timerLens[3];
 int grindCheck = 0;
 bool updateDisplay=false;
 
+int eeAddr1 = 0;
+int eeAddr2 = 5;
+int eeAddr3 = 10;
+
+
+void EEPROMWriteInt(int p_address, int p_value) {
+	byte lowByte = ((p_value >> 0) & 0xFF);
+	byte highByte = ((p_value >> 8) & 0xFF);
+
+	EEPROM.write(p_address, lowByte);
+	EEPROM.write(p_address + 1, highByte);
+}
+
+unsigned int EEPROMReadInt(int p_address) {
+	byte lowByte = EEPROM.read(p_address);
+	byte highByte = EEPROM.read(p_address + 1);
+
+  	return ((lowByte << 0) & 0xFF) + ((highByte << 8) & 0xFF00);
+}
+
+
 bool buttonLeftPressed=false;
 void buttonLeft() {
     buttonLeftPressed=true;
@@ -55,7 +77,7 @@ void grind(int time) {
     delay(time);
     digitalWrite(2, LOW);
     lcdPut("Fin...");
-    delay(750);
+    delay(550);
 }
 
 
@@ -142,6 +164,13 @@ void loop() {
       sprintf(str, "T%1d:%5d", activeTimer, timerLens[activeTimer]);
       lcdPut(str);
       updateDisplay=false;
+            
+//      if(EEPROMReadInt(eeAddr1) != timerLens[0])
+//        EEPROMWriteInt(eeAddr1, timerLens[0]);
+//      if(EEPROMReadInt(eeAddr2) != timerLens[1])
+//        EEPROMWriteInt(eeAddr2, timerLens[1]);
+//      if(EEPROMReadInt(eeAddr3) != timerLens[2])
+//        EEPROMWriteInt(eeAddr3, timerLens[2]);
     }
 
 }
@@ -152,9 +181,14 @@ void setup()
 {    
     //Serial.begin(9600);
 
-    timerLens[0] = 1000;
-    timerLens[1] = 250;
-    timerLens[2] = 9950;
+//    EEPROMWriteInt(eeAddr1, 4500);
+//    EEPROMWriteInt(eeAddr2, 500);
+//    EEPROMWriteInt(eeAddr3, 10000);
+    
+    timerLens[0] = EEPROMReadInt(eeAddr1);
+    timerLens[1] = EEPROMReadInt(eeAddr2);
+    timerLens[2] = EEPROMReadInt(eeAddr3);
+    
         
     pinMode(A3, INPUT);
     digitalWrite(A3,HIGH);