FDC37C669_07 SMSC [SMSC Corporation], FDC37C669_07 Datasheet - Page 12

• Manufacturer Part Number: FDC37C669_07
• Description: PC 98/99 Compliant Super I/O Floppy Disk Controller with Infrared Support
• Manufacturer: SMSC [SMSC Corporation]

PIN NO.
TQFP
QFP/
77
61
62
60
59
75
nStrobe Output
Busy
nAcknowledge
Paper End
Printer Selected
Status
nError
NAME
DESCRIPTION OF PIN FUNCTIONS
nSTROBE
BUSY
nACK
PE
SLCT
nERROR
SYMBOL
BUFFER
TYPE
OD24
0P24
I
I
I
I
I
12
An active low pulse on this output is used to
strobe the printer data into the printer. The
nSTROBE output is the complement of bit 0
of the Printer Control Register.
Refer to Parallel Port description for use of
this pin in ECP and EPP mode.
This is a status output from the printer, a
high indicating that the printer is not ready
to receive new data.
Status Register is the complement of the
BUSY input.
description for use of this pin in ECP and
EPP mode.
A low active output from the printer
indicating that it has received the data and
is ready to accept new data. Bit 6 of the
Printer Status Register reads the nACK
input. Refer to Parallel Port description for
use of this pin in ECP and EPP mode.
Another status output from the printer, a
high indicating that the printer is out of
paper. Bit 5 of the Printer Status Register
reads the PE input. Refer to Parallel Port
description for use of this pin in ECP and
EPP mode.
This high active output from the printer
indicates that it has power on. Bit 4 of the
Printer Status Register reads the SLCT
input. Refer to Parallel Port description for
use of this pin in ECP and EPP mode.
A low on this input from the printer indicates
that there is a error condition at the printer.
Bit 3 of the Printer Status register reads the
nERR input.
description for use of this pin in ECP and
EPP mode.
DESCRIPTION
Refer to Parallel Port
Refer to Parallel Port
Bit 7 of the Printer