w83l950d Winbond Electronics Corp America, w83l950d Datasheet - Page 5

• Manufacturer Part Number: w83l950d
• Description: Peripheral Personal Computer Keyboard Controller
• Manufacturer: Winbond Electronics Corp America

11.
10.2
10.3
10.4
10.5
10.6
10.7
10.8
10.9
10.10
10.11
10.12
10.13
I/O PORT................................................................................................................................... 40
11.1
11.2
11.3
11.4
11.5
11.6
11.7
11.8
11.9
11.10
11.11
11.12
11.13
11.14
Data Bus Buffer Register 0(DBB0) ............................................................................... 36
Data Bus Buffer Status Register 0(DBBSTS0) ............................................................. 36
Data Bus Buffer Register 1(DBB1) ............................................................................... 36
Data Bus Buffer Status Register 1(DBBSTS1) ............................................................. 36
Serial IRQ Select Register 1(SIRQ1) ........................................................................... 37
Serial IRQ Select Register 2(SIRQ2) ........................................................................... 37
Data Bus Buffer 0 Address Low Register (DBB0ADDL)............................................... 37
Data Bus Buffer 0 Address High Register (DBB0ADDH) ............................................. 37
10.13.1
10.13.2
Port GP0 Data Register (GP0) ..................................................................................... 40
Port GP0 Direction Register (GP0D) ............................................................................ 40
Port GP1 Data Register (GP1) ..................................................................................... 40
Port GP1 Direction Register (GP1D) ............................................................................ 40
Port GP2 Data Register (GP2) ..................................................................................... 40
Port GP2 Direction Register (GP2D) ............................................................................ 40
Port GP3 Data Register (GP3) ..................................................................................... 41
Port GP3 Direction Register (GP3D) ............................................................................ 41
Port GP4 Data Register (GP4) ..................................................................................... 41
Data Bus Buffer 1 Address Low Register (DBB1ADDL) ............................................. 37
Data Bus Buffer 1 Address High Register (DBB1ADDH) ............................................ 38
Hardware GATEA20 and KBRESET and Port 92h Support........................................ 38
Advance Keyboard Controller Register (AKBCTRL)................................................... 38
Port GP4 Direction Register (GP4D)........................................................................... 41
Port GP5 Data Register (GP5) .................................................................................... 41
Port GP5 Direction Register (GP5D)........................................................................... 41
Port GP6 Data Register (GP6) .................................................................................... 42
Port GP6 Direction Register (GP6D)........................................................................... 42
KB Control Register (KBCTRL) ..................................................................................39
Port 92 Control Register .............................................................................................39
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Publication Release Date: June 23, 2003
W83L950D
Revision 1.0