Installation and use of ordinary TV serial port

What do you need to use serial port

A. usb connection line

b. Serial port board

c. Serial line

D. VGA connection interface

The method used is to plug the usb port into the computer and connect the VGA port to the TV connection cable between the small board and the VGA port one by one, not wrong, and jumper if there is a mistake, that is, pull out the cable and insert it sequentially, that is, GND corresponds to GND,TXD corresponding to TXD,RXD corresponding to RXD. As shown in the figure:

Download SecureCRT tool and install Baidu search installation method

Plug in the usb to serial port and check the port number of the usb to serial port. Win7 system found the computer stand-alone right-click. Select Management.

Click on device management to view the USB Serial Port in the port. The com6 behind it is his port number. If you want to change this port number, please see my other experience, "modify the comport number of your computer."

Protocol Select serial

The following screen indicates that the configuration is successful and has been linked.