80C186XL 80C188XL
Table 2 Pin Description Nomenclature
Symbol
P
G
I
O
I O
S(E)
S(L)
A(E)
A(L)
H(1)
H(0)
H(Z)
H(Q)
H(X)
R(WH)
R(1)
R(0)
R(Z)
R(Q)
R(X)
Description
Power Pin (apply
a
V
CC
voltage)
Ground (connect to V
SS
)
Input only pin
Output only pin
Input Output pin
Synchronous edge sensitive
Synchronous level sensitive
Asynchronous edge sensitive
Asynchronous level sensitive
Output driven to V
CC
during bus hold
Output driven to V
SS
during bus hold
Output floats during bus hold
Output remains active during bus hold
Output retains current state during bus hold
Output weakly held at V
CC
during reset
Output driven to V
CC
during reset
Output driven to V
SS
during reset
Output floats during reset
Output remains active during reset
Output retains current state during reset
9
ETC [ ETC ]
