w83627sf Winbond Electronics Corp America, w83627sf Datasheet - Page 6

• Manufacturer Part Number: w83627sf
• Description: Winbond I/o
• Manufacturer: Winbond Electronics Corp America

6.5 EXTENSION 2FDD MODE (EXT2FDD) --------------------------------------------------------------------------------------------- 79
7. KEYBOARD CONTROLLER ---------------------------------------------------------------------------- 80
7.1 OUTPUT BUFFER------------------------------------------------------------------------------------------------------------------------- 81
7.2 INPUT BUFFER ---------------------------------------------------------------------------------------------------------------------------- 81
7.3 STATUS REGISTER ---------------------------------------------------------------------------------------------------------------------- 81
7.4 COMMANDS------------------------------------------------------------------------------------------------------------------------------- 82
7.5 HARDWARE GATEA20/KEYBOARD RESET CONTROL LOGIC------------------------------------------------------------ 84
8. GENERAL PURPOSE I/O --------------------------------------------------------------------------------- 85
9. PLUG AND PLAY CONFIGURATION ---------------------------------------------------------------- 89
9.1 COMPATIBLE PNP ----------------------------------------------------------------------------------------------------------------------- 89
9.2 CONFIGURATION SEQUENCE-------------------------------------------------------------------------------------------------------- 90
10. ACPI REGISTERS FEATURES ------------------------------------------------------------------------ 93
11. SMART CARD INTERFACE--------------------------------------------------------------------------- 94
11.1 RECEIVER BUFFER REGISTER (RBR, READ ONLY AT "BASE ADDRESS + 0" WHEN BDLAB = 0) ----------- 94
11.2 TRANSMITTER BUFFER REGISTER (TBR, WRITE ONLY AT "BASE ADDRESS + 0" WHEN BDLAB = 0)-- 94
11.3 INTERRUPT CONTROL REGISTER (ICR, AT "BASE ADDRESS + 1" WHEN BDLAB = 0)------------------------- 94
11.4 INTERRUPT STATUS REGISTER (ISR, REA D ONLY AT "BASE ADDRESS + 2")----------------------------------- 95
11.5 SMART CARD FIFO CONTROL REGISTER (SCFR, WRITE ONLY AT "BASE ADDRESS + 2") ----------------- 96
11.6 SMART CARD CONTROL REGISTER (SCCR, WRITE ONLY AT "BASE ADDRESS + 3")------------------------- 97
11.7 INTERRUPT ENABLE REGISTER (IER, AT "BASE ADDRESS + 4")------------------------------------------------------ 97
11.8 SMART CARD STATUS REGISTER (SCSR, AT "BASE ADDRESS + 5")----------------------------------------------- 98
11.9 EXTENDED CONTROL REGISTER (ECR, AT "BASE ADDRESS + 7")--------------------------------------------------- 99
7.5.1 KB Control Register (Logic Device 5, CR-F0)------------------------------------------------------------------------------ 84
7.5.2 Port 92 Control Register (Default Value = 0x24) ------------------------------------------------------------------------- 84
9.1.1 Extended Function Registers ---------------------------------------------------------------------------------------------------- 89
9.1.2 Extended Functions Enable Registers (EFERs) ---------------------------------------------------------------------------- 90
9.1.3 Extended Function Index Registers (EFIRs), Extended Function Data Registers(EFDRs) -------------------- 90
9.2.1 Enter the extended function mode---------------------------------------------------------------------------------------------- 90
9.2.2 Configurate the configuration registers-------------------------------------------------------------------------------------- 91
9.2.3 Exit the extended function mode------------------------------------------------------------------------------------------------ 91
9.2.4 Software programming example ------------------------------------------------------------------------------------------------ 91
-IV -
Publication Release Date: Nov. 2000
W83627SF
P R E L I M I N A R Y
Revision 0.60