writeline(device,data)writes the ASCII textdatafollowed by the terminator to the specified serial port. The function suspends MATLAB®execution until the data and terminator are written.
Write another string of ASCII data with the terminator automatically appended.
writeline(device,"world")
Since the port is connected to a loopback device, the data you write to the device is returned to MATLAB. Read a string of ASCII data. Thereadline直到我函数返回数据t reaches a terminator.
readline(device)
ans = "hello"
Read a string of ASCII data again to return the second string that you wrote.
You can also select a web site from the following list:
How to Get Best Site Performance
Select the China site (in Chinese or English) for best site performance. Other MathWorks country sites are not optimized for visits from your location.