Exsys USB A Male Male to RS232 Interface Adapter [EX-13101]; 309-575
The Exsys USB to RS232 UART converter board consists of a printed circuit board (PCB) with a permanently mounted USB connector and an FTDI FT232RL chip that handles all USB signals and protocols. It is ideal for test purposes or for creating USB to serial cables to your own specifications.
Data bits are 7 and 8
IO addresses and interrupt are set from the operating system
Power supply from USB bus