W83977F Datasheet, PDF (133/181 Pages) Winbond – PLUG & PLAY 1.0A COMPLIANT

Bit 3-2 : PIN39S1, PIN39S0
= 00 IRRXH [W83977AF only]
= 01 IRSL0 [W83977AF only]
= 10 GP25
= 11 CTSC [W83977AF only]
Bit 1-0 : PIN3S1, PIN3S0
= 00 DRVDEN1
= 01 GP10
= 10 8042 P12
= 11 nDSRC
CR2B (Default 0x00)
Bit 7-6 : PIN73S1, PIN73S0
= 00 PANSW
= 01 GP23
= 10 Reserved
= 11 DCDC [W83977AF only]
Bit 5 : PIN72S
= 0 PSCTRL
= 1 GP22
Bit 4-3 : PIN70S1, PIN70S0
= 00 SMI
= 01 GP21
= 10 8042 P16
= 11 RIC [W83977AF only]
Bit 2-1 : PIN69S1, PIN69S0
= 00 PHRI
= 01 GP20
= 10 Reserved
= 11 Reserved
Bit 0 : PIN58S
= 0 KBLOCK
= 1 GP13
CR2C (Default 0x00)
Bit 7-6 : PIN121S1, PIN121S0
= 00 DRQ0
= 01 GP17
= 10 8042 P14
= 11 nDTRC [W83977AF only]
W83977F/ W83977AF
PRELIMINARY
- 121 -
Publication Release Date: March 1998
Revision 0.58