ES273781U - Controller of coupling between a digital computer and a magnetic recording device. (Machine-translation by Google Translate, not legally binding) - Google Patents

Abstract

1.driver controller between a digital computer and a magnetic recording device, such as a flexible disk drive, essentially characterized by being constituted from a register block, a plurality of latch or latch circuits, a clock circuit and a read-only rom memory, said register being provided with a set of parallel input/output lines, associated to the digital computer and a serial input/output line associated with the magnetic recording device, as well as a new set of control for the handling of the data transfer, the latching circuits being provided with a plurality of input lines and output lines controlling the flow of digital signals under control, in turn, of a timing signal generated by the circuit clock, the read-only memory being provided with a series of address lines and a plurality of data output lines, part of which are used to control the flow of data from or to the register, while another part are coupled to the input lines of the latches, with the particularity of having a storage set arranged as an element for reception of digital signals of the computer and as generator of control signals for the magnetic recording device. (Machine-translation by Google Translate, not legally binding)