Connect the two same computer serial port, open two serial debugging assistant, set up the same baud rate, successfully open the two serial ports, respectively, but send data don't show to each other, consult!

CodePudding user response:

What is with the line?

There are two kinds of serial port, you want to use RXD connection each other TXD the sort of, don't use extension cord,

CodePudding user response:

Well, is a USB serial port, at one end is USB connected to the computer, one end is a needle; A root is the female head on both ends is hole, a computer serial port, connecting USB the thread of the head, so strung together, to say is this meaning? , I am a novice, a lot of all don't know much about,

CodePudding user response:

reference 1st floor of123 response:

with what?

There are two kinds of serial port, you want to use RXD connection each other TXD the sort of, don't use extension,

Positive solution,
The landlord to check both ends are the female head of the thread is 2 to 3 feet of cross docking?

CodePudding user response:

2-3, 3-2

CodePudding user response:

Serial port is divided into two kinds, but in general there are three line is address data bus control, consider ground wire connection to the single chip microcomputer,

CodePudding user response:

Pay attention to the RX and TX

CodePudding user response:

Since the loop line and extension cord is not the same;
Is just like masturbation and sex is not the same as
,

CodePudding user response:

Directly take 2 or 3 short 9 needles, his hair, his closed well,

With two serial ports, need COM1 2 connection COM2, three connected COM2 2 COM1

CodePudding user response:

To: 8 f
You this "his hair, his way of work?
Just take 2-3 short, other stitch or whether it empty?

CodePudding user response:

references 9 f Chen8013 response:

,
8 fYou this "his hair, his way of work?
Just take 2-3 short, other stitch or whether it empty?

What doesn't work, try to just know,
If use virtual serial ports, and more play, also can take such a short virtual serial port, serial port data sent to the other

CodePudding user response:

Like you even method, also not line, I don't know why?

CodePudding user response:

Ok, send and receive wire butt. Online check the pin definition, make a line then