FDC37N769_07 SMSC [SMSC Corporation], FDC37N769_07 Datasheet - Page 11

• Manufacturer Part Number: FDC37N769_07
• Description: 3.3V Super I/O Controller with Infrared Support for Portable Applications
• Manufacturer: SMSC [SMSC Corporation]

SMSC DS – FDC37N769
TQFP
PIN #
72
74
75
59
60
58
57
73
69
68
67
nInitiate
Output/
FDC
nDirection
Control
(Note
nAutofeed
Output/
FDC
nDensity
Select
(Note
nStrobe
Output/
FDC nDrive
Select 0
(Note
Busy/
FDC
nMotor On
1
nAcknowl-
edge/FDC
nDrive
Select 1
Paper End/
FDC nWrite
Data
Printer
Selected
Status/
FDC nWrite
Gate
nError/FDC
nHead
Select
Port Data
0/FDC
nIndex
Port Data
1/FDC
nTrack 0
Port Data
2/FDC
nWrite
Protected
NAME
3
3
3
)
)
)
nINIT
nDIR
nAUTOFD
nDENSEL
nSTROBE
nDS0
BUSY
nMTR1
nACK
nDS1
PE
nWRDATA
SLCT
nWGATE
nERROR
nHDSEL
PD0
nINDEX
PD1
nTRK0
PD2
nWRTPRT
SYMBOL
DATASHEET
(OD14/OP1
(OD14/OP1
(OD14/OP1
BUFFER
IOP14/IS
IOP14/IS
IOP14/IS
4)/OD12
4)/OD12
4)/OD12
I/OD12
I/OD12
I/OD12
I/OD12
I/OD12
TYPE
Page 11 of 137
This output is bit 2 of the printer control register. This
is used to initiate the printer when low.
Refer to Parallel Port description for use of this pin in
ECP and EPP mode.
See FDC Pin definition.
This output goes low to cause the printer to
automatically feed one line after each line is printed.
The nAUTOFD output is the complement of bit 1 of
the Printer Control Register.
Refer to Parallel Port description for use of this pin in
ECP and EPP mode.
See FDC Pin definition.
An active low pulse on this output is used to strobe
the printer data into the printer.
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.
See FDC Pin definition.
This is a status output from the printer, a high
indicating that the printer is not ready to receive new
data.
complement of the BUSY input. Refer to Parallel Port
description for use of this pin in ECP and EPP mode.
See FDC Pin definition.
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.
See FDC Pin definition.
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.
See FDC Pin definition.
This high active output from the printer indicates that
it has power on. Bit 4 of the Printer Status Register
reads the SLCT input.
description for use of this pin in ECP and EPP mode.
See FDC Pin definition.
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.
Parallel Port description for use of this pin in ECP and
EPP mode.
See FDC Pin definition.
Port Data 0
See FDC Pin definition.
Port Data 1
See FDC Pin definition.
Port Data 2
See FDC Pin definition.
Bit 7 of the Printer Status Register is the
DESCRIPTION
Refer to Parallel Port
The nSTROBE
Refer to
Rev. 02-16-07