
W83977TF
Publication Release Date: March 1998
- VI -
Revision 0.62
13.3.7 ECP PARALLEL PORT FORWARD TIMING......................................................................143
13.3.8 ECP PARALLEL PORT REVERSE TIMING........................................................................143
13.4 KBC............................................................................................................................................................144
13.4.1 WRITE CYCLE TIMING..........................................................................................................144
13.4.2 READ CYCLE TIMING...........................................................................................................144
13.4.3 SEND DATA TO K/B...............................................................................................................144
13.4.4 RECEIVE DATA FROM K/B..................................................................................................145
13.4.5 INPUT CLOCK..........................................................................................................................145
13.4.6 SEND DATA TO MOUSE.......................................................................................................145
13.4.7 RECEIVE DATA FROM MOUSE..........................................................................................145
13.5 GPIO WRITE TIMING DIAGRAM.......................................................................................................146
13.6 MASTER RESET (MR) TIMING...........................................................................................................146
14. APPLICATION CIRCUITS.............................................................................................147
14.1 PARALLEL PORT EXTENSION FDD.................................................................................................147
14.2 PARALLEL PORT EXTENSION 2FDD...............................................................................................147
14.3 FOUR FDD MODE..................................................................................................................................148
15. ORDERING INFORMATION.........................................................................................148
16. HOW TO READ THE TOP MARKING .......................................................................148
17. PACKAGE DIMENSIONS...............................................................................................149