W83627UHG Nuvoton Technology Corporation of America, W83627UHG Datasheet - Page 7

• Manufacturer Part Number: W83627UHG
• Description: IC I/O CONTROLLER 128-QFP
• Manufacturer: Nuvoton Technology Corporation of America

Specifications of W83627UHG

• Applications: PC's, PDA's
• Interface: LPC
• Voltage - Supply: 3.3V, 5V
• Package / Case: 128-XFQFN
• Mounting Type: Surface Mount
• Pin Count: 128
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

10.
11.
12.
UART PORT ........................................................................................................................... 110
10.1
10.2
PARALLEL PORT ................................................................................................................... 118
11.1
11.2
11.3
KEYBOARD CONTROLLER................................................................................................... 132
12.1
12.2
12.3
12.4
12.5
9.3.9
Universal Asynchronous Receiver/Transmitter (UART A, B, C, D, E, F) ................... 110
Register Address ........................................................................................................ 110
10.2.1
10.2.2
10.2.3
10.2.4
10.2.5
10.2.6
10.2.7
Printer Interface Logic................................................................................................. 118
Enhanced Parallel Port (EPP) .................................................................................... 118
11.2.1
11.2.2
11.2.3
11.2.4
11.2.5
11.2.6
11.2.7
Extended Capabilities Parallel (ECP) Port ................................................................. 123
11.3.1
11.3.2
11.3.3
11.3.4
11.3.5
11.3.6
11.3.7
11.3.8
11.3.9
11.3.10
11.3.11
11.3.12
11.3.13
11.3.14
Output Buffer............................................................................................................... 132
Input Buffer ................................................................................................................. 132
Status Register ........................................................................................................... 133
Commands.................................................................................................................. 134
Hardware GATEA20/Keyboard Reset Control Logic.................................................. 135
12.5.1
12.5.2
Configuration Control Register (CC Register) (Write base address + 7) ......................109
UART Control Register (UCR) (Read/Write) ..............................................................110
UART Status Register (USR) (Read/Write) ................................................................113
Handshake Control Register (HCR) (Read/Write) ......................................................114
Handshake Status Register (HSR) (Read/Write)........................................................114
This register is used to control the FIFO functions of the UART.................................115
Interrupt Status Register (ISR) (Read only)................................................................116
Interrupt Control Register (ICR) (Read/Write) ............................................................117
Data Port (Data Swapper) ..........................................................................................119
Printer Status Buffer ...................................................................................................119
Printer Control Latch and Printer Control Swapper.....................................................120
EPP Address Port.......................................................................................................121
EPP Data Port 0-3 ......................................................................................................121
EPP Pin Descriptions .................................................................................................122
EPP Operation ...........................................................................................................122
ECP Register and Bit Map..........................................................................................124
Data and ecpAFifo Port ..............................................................................................125
Device Status Register (DSR) ....................................................................................125
Device Control Register (DCR) ..................................................................................125
CFIFO (Parallel Port Data FIFO) Mode = 010 ............................................................126
ECPDFIFO (ECP Data FIFO) Mode = 011 .................................................................126
TFIFO (Test FIFO Mode) Mode = 110........................................................................126
CNFGA (Configuration Register A) Mode = 111.........................................................126
CNFGB (Configuration Register B) Mode = 111.........................................................127
KB Control Register (Logic Device 5, CR-F0) ............................................................135
Port 92 Control Register (Default Value = 0x24) ........................................................137
ECR (Extended Control Register) Mode = all ...........................................................127
ECP Pin Descriptions ...............................................................................................129
ECP Operation .........................................................................................................130
DMA Transfers .........................................................................................................131
Programmed I/O (NON-DMA) Mode.........................................................................131
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W83627UHG