well there is one more way out. check for usb2serial driver.
http://sourceforge.net/projects/osx...-universal.dmg/download?use_mirror=autoselect
or
http://www.gilsson.com/usb_drivers_download.htm
Once, the bits appear serially, you can use FSK transmitter U2741B at the laptop output and fsk receiver upc8227gs at the input of motor
Check IC ADF7023- fsk transceiver.
this is a possible solution , no idea about its feasibility.
http://sourceforge.net/projects/osx...-universal.dmg/download?use_mirror=autoselect
or
http://www.gilsson.com/usb_drivers_download.htm
Once, the bits appear serially, you can use FSK transmitter U2741B at the laptop output and fsk receiver upc8227gs at the input of motor
Check IC ADF7023- fsk transceiver.
this is a possible solution , no idea about its feasibility.