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PC87309 Datasheet(PDF) 98 Page - National Semiconductor (TI)

[Old version datasheet] Texas Instruments acquired National semiconductor.
Part # PC87309
Description  PC87309 SuperI/O Plug and Play Compatible Chip in Compact 100-Pin VLJ Packaging
PDF  192 Pages
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Manufacturer  NSC [National Semiconductor (TI)]
Direct Link  http://www.national.com
Logo NSC - National Semiconductor (TI)

PC87309 Datasheet(HTML) 98 Page - National Semiconductor (TI)

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Parallel Port (Logical Device 1)
98
www.national.com
4.7
PARALLEL PORT REGISTER BITMAPS
4.7.1
EPP Modes
76543210
Reset
Required
0
0
0
0
0
0
0
0
SPP or EPP Data
Register (DTR)
Offset 00h
D2
D4
D5
D6
D7
D0
D1
D3
Data Bits
76543210
Reset
Required
1
1
1
1
1
1
1
1
SPP or EPP Status
Register(STR)
Offset 01h
IRQ Status
SLCT Status
PE Status
Time-Out Status
Reserved
ERR Status
ACK Status
Printer Status
76543210
Reset
Required
0
0
0
0
0
0
1
1
SPP or EPP Control
Register (CTR)
Offset 02h
Printer Initialization Control
Interrupt Enable
Direction Control
Reserved
Reserved
Data Strobe Control
Automatic Line Feed Control
Parallel Port Input Control
76543210
Reset
Required
0
0
0
0
0
0
0
0
EPP Address
Register
Offset 03h
EPP Device or
Register Selection
A2
A4
A5
A6
A7
A0
A1
A3
Address Bits
76543210
Reset
Required
0
0
0
0
0
0
0
0
EPP Data
Register 0
Offset 04h
EPP Device
Read or Write Data
D2
D4
D5
D6
D7
D0
D1
D3
76543210
Reset
Required
0
0
0
0
0
0
0
0
EPP Data
Register 1
Offset 05h
D10
D12
D13
D14
D15
D8
D9
D11
EPP Device
Read or Write Data
76543210
Reset
Required
0
0
0
0
0
0
0
0
EPP Data
Register 2
Offset 06h
D18
D20
D21
D22
D23
D16
D17
D19
EPP Device
Read or Write Data
76543210
Reset
Required
0
0
0
0
0
0
0
0
EPP Data
Register 3
Offset 07h
D26
D28
D29
D30
D31
D24
D25
D27
EPP Device
Read or Write Data



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