C # interface is good, but not achieve the communication

CodePudding user response:

The problem is you want to do?
A serial port? So? Bluetooth?

Tell us your specific ideas, then tell us where you trapped,

(don't say I want to learn martial arts? This question is for you, how do you answer, you can only answer, learn bai)

CodePudding user response:

https://blog.csdn.net/opshres169/article/details/51756426

CodePudding user response:

Day oh, code have no photos have no, have no demand, says hammer, oh,,,,

CodePudding user response:

reference 1st floor wanghui0380 response:

problem is what do you want?
A serial port? So? Bluetooth?

Tell us your specific ideas, then tell us where you trapped,

(don't say I want to learn martial arts? This question is for you, how do you answer, you can only answer, learn bai)

I'm very sorry, for the first time send no common sense, is a serial port communication, through the computer interface control relay switch, serial debugging assistant has been good, baud rate and port number, is the transmission of data

CodePudding user response:

reference 1st floor wanghui0380 response:

problem is what do you want?
A serial port? So? Bluetooth?

Tell us your specific ideas, then tell us where you trapped,

(don't say I want to learn martial arts? This question is for you, how do you answer, you can only answer, learn bai)

Who help me to look at me here after the new object values are null problems
Here I use bluetooth serial port

CodePudding user response:

See the tone of the original poster Posting, should be in the winform drag some control, interface is ready, then? Code 1 didn't write, because I don't know how to write,
Drag controls, children will, write code, you must learn step by step. Net