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reference:library:softwareserialwrite [2017/04/07 10:03] 127.0.0.1 外部编辑 |
reference:library:softwareserialwrite [2017/10/04 10:16] |
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- | [[zh:reference:librariy:softwareserial|SoftwareSerial]] | ||
- | ====== write(data) ====== | ||
- | |||
- | ===== 描述 ===== | ||
- | |||
- | 将引脚的数据作为原始数据传送到软件串口打印出来。和函数Serial.write()的功能相同。 | ||
- | ===== 参数 ===== | ||
- | |||
- | 详情请参考serial.write() | ||
- | ===== 返回 ===== | ||
- | |||
- | byte | ||
- | \\ write()将返回写入数据的字节数,虽然读取那个数组的可选择的 | ||
- | ===== 例子 ===== | ||
- | <code cpp> | ||
- | #include <SoftwareSerial.h> | ||
- | |||
- | SoftwareSerial mySerial(6, 7); | ||
- | |||
- | void setup() | ||
- | { | ||
- | mySerial.begin(9600); | ||
- | } | ||
- | |||
- | void loop() | ||
- | { | ||
- | mySerial.write(45); // 发送一个值为45的字节 | ||
- | |||
- | int bytesSent = mySerial.write("hello"); //发送字符串“hello”,返回该字符串的长度. | ||
- | } | ||
- | </code> | ||