W83877ATG Nuvoton Technology Corporation of America, W83877ATG Datasheet - Page 4

• Manufacturer Part Number: W83877ATG
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83877ATG

• Lead Free Status / RoHS Status: Supplier Unconfirmed

7. PARALLEL PORT ............................................................................................................................ 80
6.3
7.1
7.2
7.3
6.2.6
6.2.7
6.2.8
6.2.9
IR Port ..................................................................................................................................... 47
6.3.1
6.3.2
6.3.3
6.3.4
6.3.5
6.3.6
6.3.7
6.3.8
6.3.9
Printer Interface Logic............................................................................................................. 80
Enhanced Parallel Port (EPP) ................................................................................................ 82
7.2.1
7.2.2
7.2.3
7.2.4
7.2.5
7.2.6
7.2.7
7.2.8
Extended Capabilities Parallel (ECP) Port ............................................................................. 86
7.3.1
7.3.2
7.3.3
7.3.4
7.3.5
7.3.6
7.3.7
7.3.8
7.3.9
7.3.10
7.3.11
7.3.12
7.3.13
7.3.14
Interrupt Status Register (ISR) (Read only) ..............................................................................44
Interrupt Control Register (ICR) (Read/Write) ..........................................................................45
Programmable Baud Generator (BLL/BHL) (Read/Write).........................................................45
User-defined Register (UDR) (Read/Write) ..............................................................................46
Advanced UART B Register Description ..................................................................................47
Set0-Legacy/Advanced UART Control and Status Registers ...................................................48
Set1 - Legacy Baud Rate Divisor Register ...............................................................................57
Set2 - Interrupt Status or UART FIFO Control Register (ISR/UFR)..........................................58
Set3 - Version ID and Mapped Control Registers.....................................................................61
Set4 - TX/RX/Timer counter registers and IR control registers.................................................62
Set 5 - Flow control and IR control and Frame Status FIFO registers ......................................64
Set6 - IR Physical Layer Control Registers...............................................................................68
Set7 - Remote control and IR module selection registers.........................................................72
Data Swapper...........................................................................................................................82
Printer Status Buffer .................................................................................................................82
Printer Control Latch and Printer Control Swapper...................................................................83
EPP Address Port ....................................................................................................................84
EPP Data Port 0-3 ....................................................................................................................84
Bit Map of Parallel Port and EPP Registers..............................................................................85
EPP Pin Descriptions ...............................................................................................................85
EPP Operation .........................................................................................................................86
ECP Register and Mode Definitions .........................................................................................87
Data and ecpAFifo Port ............................................................................................................87
Device Status Register (DSR) ..................................................................................................88
Device Control Register (DCR).................................................................................................89
cFifo (Parallel Port Data FIFO) Mode = 010 .............................................................................89
ecpDFifo (ECP Data FIFO) Mode = 011...................................................................................89
tFifo (Test FIFO Mode) Mode = 110 .........................................................................................90
cnfgA (Configuration Register A) Mode = 111 ..........................................................................90
cnfgB (Configuration Register B) Mode = 111 ..........................................................................90
ecr (Extended Control Register) Mode = all..............................................................................91
Bit Map of ECP Port Registers .................................................................................................92
ECP Pin Descriptions ...............................................................................................................93
ECP Operation .........................................................................................................................94
FIFO Operation ........................................................................................................................94
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W83877ATF/W83877ATG
Publication Release Date:November 2006
Version 1.0