EE80C188XL12 Datasheet, PDF (9/48 Pages) Intel Corporation – 16-BIT HIGH-INTEGRATION EMBEDDED PROCESSORS

80C186XL 80C188XL
Table 2 Pin Description Nomenclature
Symbol
Description
P
Power Pin (apply ^a V_CC voltage)
G
Ground (connect to V_SS)
I
Input only pin
O
Output only pin
IO
Input Output pin
S(E)
Synchronous edge sensitive
S(L)
Synchronous level sensitive
A(E)
Asynchronous edge sensitive
A(L)
Asynchronous level sensitive
H(1)
H(0)
H(Z)
H(Q)
H(X)
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
R(WH)
R(1)
R(0)
R(Z)
R(Q)
R(X)
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
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