EEPROM examples

libraries/EEPROM/examples/eeprom_read/eeprom_read.ino

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+/*
+ * EEPROM Read
+ *
+ * Reads the value of each byte of the EEPROM and prints it
+ * to the computer.
+ * This example code is in the public domain.
+ */
+
+#include <EEPROM.h>
+
+// start reading from the first byte (address 0) of the EEPROM
+int address = 0;
+byte value;
+
+void setup()
+{
+  // initialize serial and wait for port to open:
+  Serial.begin(9600);
+  while (!Serial) {
+    ; // wait for serial port to connect. Needed for Leonardo only
+  }
+  EEPROM.begin(512);
+}
+
+void loop()
+{
+  // read a byte from the current address of the EEPROM
+  value = EEPROM.read(address);
+
+  Serial.print(address);
+  Serial.print("\t");
+  Serial.print(value, DEC);
+  Serial.println();
+
+  // advance to the next address of the EEPROM
+  address = address + 1;
+
+  // there are only 512 bytes of EEPROM, from 0 to 511, so if we're
+  // on address 512, wrap around to address 0
+  if (address == 512)
+    address = 0;
+
+  delay(500);
+}