树莓派查询串口
ls /dev/tty*
通过 拔插发现多了一个
就是他了.
arudnio 代码
- void setup()
- {
- Serial.begin(9600); // 打开串口
- }
- void loop()
- {
- Serial.println("Hello Raspberry,I am Arduino.");
- delay(1000);
- if ( Serial.available())
- {
- if('s' == Serial.read())
- Serial.println("Hello Raspberry,I am Arduino.");
- }
- }
- # -*- coding: utf-8 -*
- import serial
- import time
- ser = serial.Serial('/dev/ttyUSB0', 9600)
- if ser.isOpen == False:
- ser.open() # 打开串口
- ser.write(b"Raspberry pi is ready")
- try:
- while True:
- size = ser.inWaiting() # 获得缓冲区字符
- if size != 0:
- response = ser.read(size) # 读取内容并显示
- print(response)
- ser.flushInput() # 清空接收缓存区
- time.sleep(0.1) # 软件延时
- except KeyboardInterrupt:
- ser.close()
来源: http://www.bubuko.com/infodetail-3224455.html