Справочник Пользователя для Intel 80C186EA
80C186EA/80C188EA, 80L186EA/80L188EA
80C186EA/80C188EA AND 80L186EA/80L188EA
16-Bit High Integration Embedded Processor
CONTENTS
PAGE
INTRODUCTION
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 4
80C186EA CORE ARCHITECTURE
ÀÀÀÀÀÀÀ 4
Bus Interface Unit
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 4
Clock Generator
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 4
80C186EA PERIPHERAL
ARCHITECTURE
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 5
Interrupt Control Unit
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 5
Timer/Counter Unit
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 5
DMA Control Unit
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
Chip-Select Unit
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
Refresh Control Unit
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
Power Management
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 7
80C187 Interface (80C186EA Only)
ÀÀÀÀÀÀÀÀÀ 8
ONCE Test Mode
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
DIFFERENCES BETWEEN THE
80C186XL AND THE 80C186EA
ÀÀÀÀÀÀÀÀ 8
Pinout Compatibility
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
Operating Modes
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
TTL vs CMOS Inputs
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
Timing Specifications
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 8
PACKAGE INFORMATION
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 9
Prefix Identification
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 9
Pin Descriptions
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 9
80C186EA Pinout
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 15
CONTENTS
PAGE
PACKAGE THERMAL
SPECIFICATIONS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 20
ELECTRICAL SPECIFICATIONS
ÀÀÀÀÀÀÀÀÀ 21
Absolute Maximum Ratings
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 21
Recommended Connections
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 21
DC SPECIFICATIONS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 22
I
CC
versus Frequency and Voltage
ÀÀÀÀÀÀÀÀÀ 24
PDTMR Pin Delay Calculation
ÀÀÀÀÀÀÀÀÀÀÀÀÀ 24
AC SPECIFICATIONS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 25
AC CharacteristicsÐ80C186EA20/13
ÀÀÀÀÀ 25
AC CharacteristicsÐ80L186EA13/8
ÀÀÀÀÀÀÀ 27
Relative Timings
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 29
AC TEST CONDITIONS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 30
AC TIMING WAVEFORMS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 30
DERATING CURVES
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 33
RESET
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 33
BUS CYCLE WAVEFORMS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 36
EXECUTION TIMINGS
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 43
INSTRUCTION SET SUMMARY
ÀÀÀÀÀÀÀÀÀÀ 44
REVISION HISTORY
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 50
ERRATA
ÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀÀ 50
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