Wim De Roeve
1W-EEPROM testprogram
Dependencies: mbed OneWireEEPROM
Revision 0:be7c899f5c81, committed 2012-01-17
- Comitter:
- Wimpie
- Date:
- Tue Jan 17 08:47:59 2012 +0000
- Commit message:
Changed in this revision
diff -r 000000000000 -r be7c899f5c81 OneWireEEPROM.lib --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/OneWireEEPROM.lib Tue Jan 17 08:47:59 2012 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/Wimpie/code/OneWireEEPROM/#193926923cb0
diff -r 000000000000 -r be7c899f5c81 main.cpp
--- /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);
+}
diff -r 000000000000 -r be7c899f5c81 mbed.bld --- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/mbed.bld Tue Jan 17 08:47:59 2012 +0000 @@ -0,0 +1,1 @@ +http://mbed.org/users/mbed_official/code/mbed/builds/5364839841bd