Diff: main.cpp

Revision:

0:be7c899f5c81

--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/main.cpp	Tue Jan 17 08:47:59 2012 +0000
@@ -0,0 +1,90 @@
+/*
+* OneWireEEPROM testprogram 
+*
+* DS2433
+* DS28EC20
+*
+* Copyright (C) <2011> Wim De Roeve <wim312@gmail.com>
+*
+* OneWireEEPROM is free software: you can redistribute it and/or modify
+* it under the terms of the GNU General Public License as published by
+* the Free Software Foundation, either version 3 of the License, or
+* (at your option) any later version.
+*
+* OneWireEEPROM is distributed in the hope that it will be useful,
+* but WITHOUT ANY WARRANTY; without even the implied warranty of
+* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+* GNU General Public License for more details.
+*
+* You should have received a copy of the GNU General Public License
+* If not, see <http://www.gnu.org/licenses/>.
+*/
+
+#include "mbed.h"
+#include "OneWireEEPROM.h"
+
+Serial output1(USBTX, USBRX);
+
+// EEPROM memorypointers
+#define MEM1  0
+#define MEM2  MEM1+2
+#define MEM3  MEM2+2
+#define MEM4  MEM3+1
+
+// unique 1-wire serialkey
+// fill RCE1 with you 1 wire serialkey
+
+unsigned char RCE1[8]={0x43,0x8D,0x00,0x00,0x00,0x00,0x00,0x00};
+
+//              device(mbed pin, crcOn, useAddress, parasitic, type    ,ROM code)
+OneWireEEPROM  EEPROM1(p21     , false, true,       false    ,DS2433   ,RCE1);
+
+void init_EEPROM() {
+
+    int it=0;
+    bool ok=false;
+
+    do {
+        it++;
+        ok=EEPROM1.Initialize();
+    } while ((it<3) and (!ok));
+
+}
+
+int main() {
+
+    uint8_t b1=10;
+    uint8_t b2=255;
+    int16_t w1=16000;
+    int16_t w2=9876;
+
+    init_EEPROM();
+    
+    output1.printf("\r\n b1=%d, b2=%d, w1=%d, w2=%d",b1,b2,w1,w2);
+
+    if (EEPROM1.active) {
+       output1.printf("\r\n writing to EEPROM...");
+        EEPROM1.WriteWord(w1 ,MEM1);  // w1 is 2 bytes
+        EEPROM1.WriteWord(w2 ,MEM2);  // w2 is 2 bytes
+        EEPROM1.WriteByte(b1 ,MEM3);  // b1 is 1 byte
+        EEPROM1.WriteByte(b2 ,MEM4);  // b2 is 1 byte
+    }
+
+    b1=0;
+    b2=0;
+    w1=0;
+    w2=0;
+    
+    output1.printf("\r\n clearing values...");
+    output1.printf("\r\n b1=%d, b2=%d, w1=%d, w2=%d",b1,b2,w1,w2);
+
+    if (EEPROM1.active) {
+        output1.printf("\r\n reading from EEPROM...");
+        w1=EEPROM1.ReadWord(MEM1);
+        w2=EEPROM1.ReadWord(MEM2);
+        b1=EEPROM1.ReadWord(MEM3);
+        b2=EEPROM1.ReadWord(MEM4);
+    }
+    
+    output1.printf("\r\n b1=%d, b2=%d, w1=%d, w2=%d",b1,b2,w1,w2);
+}