FTDI now have a FT232BM 2nd generation device. The schematic is quite simple, however the FT232AM requires a lot of external components to get it working. All you have to do is design the hardware and download the serial USB drivers from FTDI’s web site. The bonus with FTDI is the drivers are already written for you. This chip converts USB to a standard high-speed serial port. FTDI have a very nice chip that does just that, the FT232AM. Require extra Serial Ports on your new Laptop or PC? Would you like to add USB to your next project? With serial and parallel ports being phased out on new computers, hardware designers and hobbyists have no choice but to convert the USB port back to RS232 serial. USBPCB3.PCB and usb1.sch schema files prepared by PROTEL99-SA Found on notebooks with serial port can output this circuit on the circuit board Protel PCB FT232A and MAX3245 have a schema file.
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