Specifications

Chapter 4 Hardware Reference
ReadyBox Users Guide 37
Pin # Signal Description
14 AUTOFDX*
DRVEN0*
Auto Feed* – This is a request signal into the printer to automatically feed one
line after each line is printed.
Floppy Drive Density Select 0 –
15 ERR*
HDSEL*
Error – This is a status output signal from the printer. A Low State indicates
an error condition on the printer.
Head Select – Selects the side for Read/Write operations (0 = side 1, 1 = side 0)
16
PINIT*
DIR*
Printer Initialize* – This signal used to Initialize printer. Output in standard
mode, I/O in ECP/EPP mode.
Direction – Direction of head movement (0 = inward motion,
1 = outward motion).
17 PTSLCT
WGATE*
Printer Select – This is a status output signal from the printer. A High State
indicates it is selected and powered on.
Write Gate – Signal to the drive to enable current flow in the write head.
18 GND Digital Ground
19 GND Digital Ground
20 GND Digital Ground
21 GND Digital Ground
22 GND Digital Ground
23 GND Digital Ground
24 GND Digital Ground
25 GND Digital Ground
26 NC Not Connected
Notes: The shaded area denotes power or ground. The signals marked with * = Negative true logic.
The Parallel port signals are shown first, followed by the floppy drive signals for any given
pin number.
NOTE The floppy and parallel ports share the same connector on any of the
ReadyBoard models, so you will see the parallel port signals shared with
floppy signals in the signal pin descriptions of the table.