“EEPROM:read()”的版本间的差异
来自YFRobotwiki
(以“:EEPROM {| border="0" cellpadding="20" width="100%" |- |width="100%" valign="top" align="left"| <font color="olivedrab" size="+2">'''read()'''</font> <font col...”为内容创建页面) |
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− | :[[EEPROM]] | + | :[[EEPROM库|EEPROM]] |
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− | [[EEPROM|返回EEPROM列表]] | + | [[EEPROM 库|返回EEPROM列表]] |
2015年7月13日 (一) 21:11的版本
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
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); } |