obj.close()if__name__=='__main__': serial= serial.Serial('/dev/ttyUSB0', 921600, timeout=0.5)#/dev/ttyUSB0ifserial.isOpen() :print("open success")else:print("open failed")whileTrue: rx_data=uart_recv(serial) 参考文档: 1https://riptutorial.com/python/example/20311/read-from-se...
假设我们要发送一个名为example.txt的文件。可以调用send_file函数: send_file('example.txt') 1. 完整代码示例 下面是完整的代码示例,包括串口的配置、文件的读取与发送。 importserialimportserial.tools.list_portsdeflist_ports():ports=serial.tools.list_ports.comports()forpinports:print(p.device)defconfig...
ser=serial.Serial('/dev/ttyUSB0',9600)# Replace with your serial port and baud rateser.open() 1. 2. 3. 4. Once you have opened the serial port, you can call thereadlinesmethod to read data. Here’s an example that reads data and prints it to the console: data=ser.readlines()fo...
length=self.l_serial.write(bin)returnlengthdefSerial_Read(self):ifself.l_serial.in_waiting: STRGLO= self.l_serial.read(self.l_serial.in_waiting).decode("gbk")print(STRGLO)defSerial_Close(self): self.alive=Falseifself.l_serial.isOpen(): self.l_serial.close()#test exampleif__name__=...
脚本首先使用os.mkfifo()命令创建命名管道。 import osimport selectIPC_FIFO_NAME_A = "pipe_a"IPC_FIFO_NAME_B = "pipe_b"def get_message(fifo): '''Read n bytes from pipe. Note: n=24 is an example''' return os.read(fifo, 24)def process_msg(msg): '''Process message read from ...
range("A1:AZ48").column_width=1.1sht_3.range('A1:AZ48').row_height=7.8list_1=pd.read...
该方法类似于Shell中的”read”命令,它会在终端显示一段文字来提示用户输入,并将用户的输入保存在变量里: 代码语言:javascript 代码运行次数:0 运行 AI代码解释 from fabric.api import env, get, prompt env.hosts = [‘bjhee@example.com’,] env.password =‘111111’ def hello(): filename = prompt(‘...
importserial importtime # 打开串口 ser=serial.Serial("/dev/ttyAMA0",9600) defmain(): whileTrue: # 获得接收缓冲区字符 count=ser.inWaiting() ifcount !=0: # 读取内容并回显 recv=ser.read(count) ser.write(recv) # 清空接收缓冲区
# sys.version_info(major=3,minor=7,micro=3,releaselevel='final',serial=0) math 模块 import mathPython数学函数 数学常量 pi 数学常量 pi(圆周率,一般以π来表示) e 数学常量 e,e即自然常数(自然常数) (1)abs(x) 返回数字的绝对值,如abs(-10) 返回 10 (2)ceil(x) 返回数字的上入整数,如math...
Please look in the SVN Repository. There is an example directory where you can find a simple terminal and more. http://pyserial.svn.sourceforge.net/viewvc/pyserial/trunk/pyserial/examples/ Parameters for the Serial class <!-- /* GeSHi (c) Nigel McNie 2004 (http://qbnz.com/highlighter)...