TSV05 Tape Transport Subsystem

In order to simulate an unload condition without removing all tape from the take-up reel, simultaneously press the Clear and Unload switches (Clear switch must be

If the appropriate tape cassette has been properly loaded and the tape is not already in motion, the Drive flip-flop (Figure A-3) is in the reset state,

The uPD37l hardware encodes and decodes data for the processor program, calculates the CRC during write operations, verifies the CRC during read operations,

The tape unit is comprised of seven major functional areas: the operator panel, the tape unit control logic, the data handling electronics, the capstan servo

right corner. The first entry then appears right-justified in the display with subsequent entries producing a shift left on the display. If the target address

Overrun during a write operation terminates the write operation and stops tape motion inhibiting further data requests to the channel.. Overrun is set during a

Control Unit Sequence Error: The Computer delays in issuing an Input Acknowledge signal in time to remove a word from the subsystem register before the

mylar magne~Ic tape is tne meDIum employed in this aeVlce. The Mylar base is oxide coated and data are recorded by magnetizIng minute SVots on this coated