PC8477B Description
The PC8477B CMOS advanced floppy disk controller is an enhanced version of National’s DP8473 floppy controller The PC8477B is software patible with the DP8473 and NEC mPD765 floppy disk controllers In addition it is pin and software patible with the Intel 82077AA floppy controller The PC8477B a 24 MHz crystal a device chip select and a resistor package are all that is needed for a plete PC-AT PS 2 or EISA floppy...