W83977F Datasheet, PDF (5/181 Pages) Winbond – PLUG & PLAY 1.0A COMPLIANT

W83977F/ W83977AF
PRELIMINARY
2.2.9 Configuration Control Register (CC Register) (Write base address + 7) .............................................42
3. UART PORT ..................................................................................................................43
3.1 UNIVERSAL ASYNCHRONOUS RECEIVER/TRANSMITTER (UART A, UART B) ............................43
3.2 REGISTER ADDRESS .............................................................................................................................43
3.2.1 UART Control Register (UCR) (Read/Write).......................................................................................43
3.2.2 UART Status Register (USR) (Read/Write)..........................................................................................45
3.2.3 Handshake Control Register (HCR) (Read/Write) ...............................................................................46
3.2.4 Handshake Status Register (HSR) (Read/Write) ..................................................................................47
3.2.5 UART FIFO Control Register (UFR) (Write only)...............................................................................48
3.2.6 Interrupt Status Register (ISR) (Read only) .........................................................................................48
3.2.7 Interrupt Control Register (ICR) (Read/Write)....................................................................................49
3.2.8 Programmable Baud Generator (BLL/BHL) (Read/Write)...................................................................50
3.2.9 User-defined Register (UDR) (Read/Write) .........................................................................................50
4. INFRARED (IR) PORT .................................................................................................52
4.1 IR REGISTER DESCRIPTION .................................................................................................................52
4.2 SET0-LEGACY/ADVANCED IR CONTROL AND STATUS REGISTERS.............................................53
4.2.1 Set0.Reg0 - Receiver/Transmitter Buffer Registers (RBR/TBR) (Read/Write) ......................................53
4.2.2 Set0.Reg1 - Interrupt Control Register (ICR)......................................................................................53
4.2.3 Set0.Reg2 - Interrupt Status Register/IR FIFO Control Register (ISR/UFR)........................................54
4.2.4 Set0.Reg3 - IR Control Register/Set Select Register (UCR/SSR): ........................................................57
4.2.5 Set0.Reg4 - Handshake Control Register (HCR) .................................................................................58
4.2.6 Set0.Reg5 - IR Status Register (USR)..................................................................................................59
4.2.7 Set0.Reg6 - Reserved..........................................................................................................................59
4.2.8 Set0.Reg7 - User Defined Register (UDR/AUDR) ...............................................................................59
4.3 SET1 - LEGACY BAUD RATE DIVISOR REGISTER ............................................................................60
4.3.1 Set1.Reg0~1 - Baud Rate Divisor Latch (BLL/BHL) ...........................................................................61
4.3.2 Set1.Reg 2~7 ......................................................................................................................................61
4.4 SET2 - INTERRUPT STATUS OR IR FIFO CONTROL REGISTER (ISR/UFR)......................................61
4.4.1 Reg0, 1 - Advanced Baud Rate Divisor Latch (ABLL/ABHL) ..............................................................61
4.4.2 Reg2 - Advanced IR Control Register 1 (ADCR1)...............................................................................61
4.4.3 Reg3 - Sets Select Register (SSR)........................................................................................................62
4.4.4 Reg4 - Advanced IR Control Register 2 (ADCR2)...............................................................................62
Publication Release Date:March 1998
-II -
Preliminary Revision 0.58