TMP91C824
91C824-76
Function conrtol
(on bit basis)
S
Output
latch
PZ2(/HWR)
Sel
ec
to
r
In
te
rn
a
l D
a
ta
B
U
S
Direction control
(on bit basis)
PZCR Write
P-ch
(Programmable
Pull-up)
Reset
PZFC Write
PZ Write
Output buffer
PZ Read
S
A
B
/WHR
Function conrtol
(on bit basis)
S
Output
latch
PZ3(R/W)
Sele
cto
r
In
te
rn
a
l D
a
ta
B
U
S
Direction control
(on bit basis)
PZCR Write
P-ch
(Programmable
Pull-up)
Reset
PZFC Write
PZ Write
Output buffer
PZ Read
S
A
B
R/W
Figure 3.5.27 Port Z (PZ2,PZ3)