W83877ATF Datasheet, PDF (129/191 Pages) Winbond – enhanced version from Winbonds most popular I/O chip W83877F

SHARH (Bit 7):
0
pin IRQ_H in the legacy ISA IRQ mode.
1
pin IRQ_H in the IRQ sharing mode.
SHARG (Bit 6):
0
pin IRQ_G in the legacy ISA IRQ mode.
1
pin IRQ_G in the IRQ sharing mode.
SHARF (Bit 5):
0
pin IRQ_F in the legacy ISA IRQ mode.
1
pin IRQ_F in the IRQ sharing mode.
SHARE (Bit 4):
0
pin IRQ_E in the legacy ISA interrupt mode.
1
pin IRQ_E in the IRQ sharing mode.
SHARD (Bit 3):
0
pin IRQ_D in the legacy ISA IRQ mode.
1
pin IRQ_D in the IRQ sharing mode.
SHARC (Bit 2):
0
pin IRQ_C in the legacy ISA IRQ mode.
1
pin IRQ_C in the IRQ sharing mode.
SHARB(Bit 1):
0
pin IRQ_B in the legacy ISA IRQ mode.
1
pin IRQ_B in the IRQ sharing mode.
SHARA (Bit 0):
0
pin IRQ_A in the legacy ISA IRQ mode.
1
pin IRQ_A in the IRQ sharing mode.
W83877ATF
- 125 -
Publication Release Date: April 1998
Version 0.51