Z85233 Datasheet, PDF (255/317 Pages) Zilog, Inc. – The Zilog SCC Serial Communication Controller

Application Note
Boost Your System Performance Using The Zilog ESCC^™
ESCC SYSTEM BENEFITS
The Software Overhead sets the System Performance
Limits. The ESCC’s deeper FIFOs and other features
significantly reduce the software overhead for each
channel. This allows:
s More Channels Per System
s Faster Data Rates on Channels
s More CPU bandwidth available for other tasks
s Lower CPU Costs
Data Fl
SCC
Interru
Syste
Data Fl
Interru
ESCC
Interrupt Frequency Reduction
Syste
Other CPU Ta
Transmit D
Interrupt Ove
SCC Systems
Time
Other CPU Ta
Additional Perfor
Transmit D
Interrupt Ove
ESCC Systems
Time
ESCC Reduces System Workload and Allows Extra Performance
6-120
UM010901-0601