IA186EM-PQF100I-R datasheet(2/133 Pages) INNOVASIC

2 / 133 page

IA186EM/IA188EM

Data Sheet

8/16-BIT Microcontrollers

As of Production Version -03

Contents

Features......................................................................................................................................................4

Description...............................................................................................................................................5

Bus Interface and Control ................................................................................................................7

Peripheral Control and Registers..................................................................................................7

Clock and Power Management....................................................................................................49

System Clocks..........................................................................................................................................49

Power-Save Mode ....................................................................................................................................50

Initialization and Reset.............................................................................................................................50

Reset Configuration Register ...................................................................................................................50

Chip-Selects .............................................................................................................................................50

Chip-Select Timing ..................................................................................................................................50

Ready and Wait-State Programming........................................................................................................50

Chip-Select Overlap.................................................................................................................................51

Upper Memory Chip Select .....................................................................................................................52

Low Memory Chip Select ........................................................................................................................52

Midrange Memory Chip Selects ..............................................................................................................52

Peripheral Chip Selects ............................................................................................................................52

Refresh Control ........................................................................................................................................53

Interrupt Control ......................................................................................................................................53

Interrupt Types.....................................................................................................................................54

Interrupt Table Notes ...........................................................................................................................55

Timer Control...........................................................................................................................................55

Direct Memory Access (DMA)................................................................................................................56

DMA Operation .......................................................................................................................................56

DMA Channel Control Registers.........................................................................................................56

DMA Priority .......................................................................................................................................57

Asynchronous Serial Port...............................................................................................................58

Synchronous Serial Port..................................................................................................................58

Programmable I/O (PIO) ................................................................................................................59

Pin Descriptions ..................................................................................................................................60

Instruction Set Summary ................................................................................................................71

Key to Abbreviations Used Instruction Summary Table .........................................................................85

Absolute Maximum Ratings .........................................................................................................90

DC Characteristics Over Commercial Operating Ranges..............................................90

AC Characteristics Over Commercial Operating Ranges (40 MHz) ...........................................................91

Waveforms.............................................................................................................................................94

Alphabetic Key to Waveform Parameters................................................................................................94

Numeric Key to Waveform Parameters ...................................................................................................95

Read Cycle Timing ..................................................................................................................................97

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