Contextual Info: <S>ZJLO E P r o d u c t S p e c if ic a t io n Z85C80 S C S C I S e r ia l C o m m u n ic a t io n s A n d S m a l l C o m p u t e r in t e r f a c e FEATURES • Low Power CMOS ■ Local Loopback and Auto Echo Modes ■ Two Independent, SCC Interface, Full-D uplex