root / arduino-1.0 / libraries / EEPROM / examples / eeprom_read / eeprom_read.ino @ 58d82c77
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1 | 58d82c77 | Tom Mullins | /* |
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2 | * EEPROM Read |
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3 | * |
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4 | * Reads the value of each byte of the EEPROM and prints it |
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5 | * to the computer. |
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6 | * This example code is in the public domain. |
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7 | */ |
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8 | |||
9 | #include <EEPROM.h> |
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10 | |||
11 | // start reading from the first byte (address 0) of the EEPROM |
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12 | int address = 0; |
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13 | byte value; |
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14 | |||
15 | void setup() |
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16 | { |
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17 | Serial.begin(9600); |
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18 | } |
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19 | |||
20 | void loop() |
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21 | { |
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22 | // read a byte from the current address of the EEPROM |
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23 | value = EEPROM.read(address); |
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24 | |||
25 | Serial.print(address); |
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26 | Serial.print("\t"); |
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27 | Serial.print(value, DEC); |
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28 | Serial.println(); |
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29 | |||
30 | // advance to the next address of the EEPROM |
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31 | address = address + 1; |
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32 | |||
33 | // there are only 512 bytes of EEPROM, from 0 to 511, so if we're |
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34 | // on address 512, wrap around to address 0 |
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35 | if (address == 512) |
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36 | address = 0; |
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37 | |||
38 | delay(500); |
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39 | } |