w83977atg Winbond Electronics Corp America, w83977atg Datasheet - Page 8

• Manufacturer Part Number: w83977atg
• Description: W83877tf Plus Kbc, Gp I/o, Wake-up, Fir, Cir, Pb-free
• Manufacturer: Winbond Electronics Corp America

17. APPLICATION CIRCUITS ........................................................................................................... 185
18. ORDERING INFORMATION ....................................................................................................... 187
19. HOW TO READ THE TOP MARKING ........................................................................................ 188
20. PACKAGE DIMENSIONS............................................................................................................ 189
16.1 FDC ................................................................................................................................... 173
16.2 UART/Parallel.................................................................................................................... 174
16.3 Parallel Port ....................................................................................................................... 176
16.4 KBC ................................................................................................................................... 182
16.5 GPIO Write Timing Diagram.............................................................................................. 184
16.6 Master Reset (MR) Timing ................................................................................................ 184
17.1 Parallel Port Extension FDD.............................................................................................. 185
17.2 Parallel Port Extension 2FDD............................................................................................ 186
17.3 Four FDD Mode................................................................................................................. 186
16.2.1
16.3.1
16.3.2
16.3.3
16.3.4
16.3.5
16.3.6
16.3.7
16.3.8
16.4.1
16.4.2
16.4.3
16.4.4
16.4.5
16.4.6
16.4.7
Modem Control Timing .......................................................................................................175
Parallel Port Timing ............................................................................................................176
EPP Data or Address Read Cycle (EPP Version 1.9) ........................................................177
EPP Data or Address Write Cycle (EPP Version 1.9).........................................................178
EPP Data or Address Read Cycle (EPP Version 1.7) ........................................................179
EPP Data or Address Write Cycle (EPP Version 1.7).........................................................180
Parallel Port FIFO Timing ...................................................................................................180
ECP Parallel Port Forward Timing......................................................................................181
ECP Parallel Port Reverse Timing......................................................................................181
Write Cycle Timing .............................................................................................................182
Read Cycle Timing .............................................................................................................182
Send Data to K/B................................................................................................................182
Receive Data from K/B .......................................................................................................183
Input Clock .........................................................................................................................183
Send Data to Mouse...........................................................................................................183
Receive Data from Mouse ..................................................................................................183
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W83977ATF/W83977ATG
Publication Release Date: May 2006
Revision 0.6