RS232 serial to USB converter cable schematic

01 Mar 1998

interface converter cable for interconnection of USB and RS232 serial interfaces

4 pin USB A / USB B / mini-USB jack connector layout 4 pin USB A / USB B / mini-USB jack connector at the computer’s USB cable

9 pin D-SUB female connector diagram 9 pin D-SUB female connector at the computer’s serial cable

USB to serial RS-232 adapter

Another scheme

Image:image_usb-rs232.png