W83977EG-AW datasheet(6/142 Pages) TALEMA

Part #	W83977EG-AW

Description	These products are not designed for use in life support appliances

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Manufacturer	TALEMA [Nuvotem Talema]

Direct Link	http://www.nuvotem.com

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W83977EF-AW/W83977EG-AW

Publication Release Date: Apr. 2006

-V-

Revision 1.2

13.3.5

EPP Data or Address Write Cycle Timing Parameters ...............................................120

13.3.6

Parallel Port FIFO Timing Parameters........................................................................121

13.3.7

ECP Parallel Port Forward Timing Parameters ..........................................................121

13.3.8

ECP Parallel Port Reverse Timing Parameters ..........................................................121

13.3.9

KBC Timing Parameters.............................................................................................122

13.3.10 GPIO Timing Parameters ...........................................................................................122

13.3.11 Keyboard/Mouse Timing Parameters .........................................................................123

14.

TIMING WAVEFORMS ........................................................................................................... 124

14.1

14.1 FDC..................................................................................................................... 124

14.2

UART/Parallel ............................................................................................................. 125

14.2.1

Modem Control Timing ...............................................................................................126

14.3

Parallel Port ................................................................................................................ 127

14.3.1

Parallel Port Timing ....................................................................................................127

14.3.2

EPP Data or Address Read Cycle (EPP Version 1.9) ................................................128

14.3.3

EPP Data or Address Write Cycle (EPP Version 1.9).................................................129

14.3.4

EPP Data or Address Read Cycle (EPP Version 1.7) ................................................130

14.3.5

EPP Data or Address Write Cycle (EPP Version 1.7).................................................131

14.3.6

Parallel Port FIFO Timing ...........................................................................................131

14.3.7

ECP Parallel Port Forward Timing..............................................................................132

14.3.8

ECP Parallel Port Reverse Timing..............................................................................132

14.4

KBC............................................................................................................................. 133

14.4.1

Write Cycle Timing .....................................................................................................133

14.4.2

Read Cycle Timing .....................................................................................................133

14.4.3

Receive Data from K/B ...............................................................................................134

14.4.4

Input Clock .................................................................................................................134

14.4.5

Send Data to Mouse...................................................................................................134

14.4.6

Receive Data from Mouse ..........................................................................................134

14.5

GPIO Write Timing Diagram ....................................................................................... 135

14.5.1

Master Reset (MR) Timing .........................................................................................135

14.6

Keyboard/Mouse Wake-up Timing ............................................................................. 135

15.

APPLICATION CIRCUITS ...................................................................................................... 136

15.1

Parallel Port Extension FDD ....................................................................................... 136

15.2

Parallel Port Extension 2FDD..................................................................................... 137

15.3

Four FDD Mode .......................................................................................................... 137

16.

ORDERING INFORMATION .................................................................................................. 138

17.

HOW TO READ THE TOP MARKING.................................................................................... 138

18.

PACKAGE DIMENSIONS....................................................................................................... 139

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