W83977EF Winbond Electronics Corp America, W83977EF Datasheet - Page 6

• Manufacturer Part Number: W83977EF
• Description: Description = W83877TF Plus Kbc, GP I/O, Wake-Up, Power Fail Resume ;; Package = QFP 128
• Manufacturer: Winbond Electronics Corp America

12.0 TIMING WAVEFORMS .............................................................................................................. 129
13.0 APPLICATION CIRCUITS .......................................................................................................... 141
14.0 ORDERING INFORMATION ...................................................................................................... 143
15.0 HOW TO READ THE TOP MARKING ...................................................................................... 143
16.0 PACKAGE DIMENSIONS.......................................................................................................... 144
12.1 FDC......................................................................................................................................... 129
12.2 UART/P
12.3 P
12.4 KBC......................................................................................................................................... 138
12.5 GPIO W
12.6 M
12.7 K
13.1 P
13.2 P
13.3 F
11.3.9 KBC Timing Parameters .................................................................................................. 127
11.3.10 GPIO Timing Parameters............................................................................................... 127
11.3.11 Keyboard/Mouse Timing Parameters ............................................................................ 128
12.2.1 Modem Control Timing..................................................................................................... 131
12.3.1 Parallel Port Timing.......................................................................................................... 132
12.3.2 EPP Data or Address Read Cycle (EPP Version 1.9) ..................................................... 133
12.3.3 EPP Data or Address Write Cycle (EPP Version 1.9) ..................................................... 134
12.3.4 EPP Data or Address Read Cycle (EPP Version 1.7) ..................................................... 135
12.3.5 EPP Data or Address Write Cycle (EPP Version 1.7) ..................................................... 136
12.3.6 Parallel Port FIFO Timing................................................................................................. 136
12.3.7 ECP Parallel Port Forward Timing ................................................................................... 137
12.3.8 ECP Parallel Port Reverse Timing................................................................................... 137
12.4.1 Write Cycle Timing ........................................................................................................... 138
12.4.2 Read Cycle Timing........................................................................................................... 138
12.4.3 Send Data to K/B ............................................................................................................. 138
12.4.4 Receive Data from K/B..................................................................................................... 138
12.4.5 Input Clock ....................................................................................................................... 139
12.4.6 Send Data to Mouse ........................................................................................................ 139
12.4.7 Receive Data from Mouse ............................................................................................... 139
OUR
ARALLEL
EYBOARD
ARALLEL
ARALLEL
ASTER
FDD M
ARALLEL
RITE
R
P
P
P
ESET
/M
ORT
ORT
ORT
OUSE
T
ODE
IMING
........................................................................................................................ 132
(MR) T
E
E
...................................................................................................................... 130
XTENSION
XTENSION
..................................................................................................................... 143
W
D
AKE
IAGRAM
IMING
-
UP
FDD ............................................................................................. 141
2FDD ........................................................................................... 142
.................................................................................................... 140
T
.................................................................................................. 140
IMING
......................................................................................... 140
-V -
Publication Release Date: April 2003
W83977EF
Revision 1.1