diff options
Diffstat (limited to 'libraries/EEPROM/examples/eeprom_read')
-rw-r--r-- | libraries/EEPROM/examples/eeprom_read/eeprom_read.ino | 43 |
1 files changed, 43 insertions, 0 deletions
diff --git a/libraries/EEPROM/examples/eeprom_read/eeprom_read.ino b/libraries/EEPROM/examples/eeprom_read/eeprom_read.ino new file mode 100644 index 0000000..0709b2d --- /dev/null +++ b/libraries/EEPROM/examples/eeprom_read/eeprom_read.ino @@ -0,0 +1,43 @@ +/* + * 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 + } +} + +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); +} |