“EEPROM:read()”的版本间的差异
来自YFRobotwiki
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<font color="orange" size="+1">'''Example'''</font> | <font color="orange" size="+1">'''Example'''</font> | ||
| + | <pre style="color:dimgray"> | ||
#include <EEPROM.h> | #include <EEPROM.h> | ||
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delay(500); | delay(500); | ||
} | } | ||
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| + | </pre> | ||
|} | |} | ||
2015年7月13日 (一) 21:12的版本
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read() 描述 Reads a byte from the EEPROM. Locations that have never been written to have the value of 255. Syntax EEPROM.read(address) Parameters address: the location to read from, starting from 0 (int) Returns the value stored in that location (byte) Example
#include <EEPROM.h>
int a = 0;
int value;
void setup()
{
Serial.begin(9600);
}
void loop()
{
value = EEPROM.read(a);
Serial.print(a);
Serial.print("\t");
Serial.print(value);
Serial.println();
a = a + 1;
if (a == 512)
a = 0;
delay(500);
}
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