AM186ES 데이터 시트보기 (PDF) - Advanced Micro Devices

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AM186ES

High Performance, 80C186-/80C188-Compatible and 80L186-/80L188-Compatible, 16-Bit Embedded Microcontrollers

Advanced Micro Devices 

PRELIMINARY

LOGIC SYMBOL—Am188ES MICROCONTROLLER

Clocks

X1

X2

CLKOUTA

CLKOUTB

Address and

Address/Data Buses

* 20 A19–A0

8 AO15–AO8

8 AD7–AD0

*

S6/LOCK/CLKDIV2

*

UZI

Bus Control

3

*

*

*

ALE

S2–S0

HOLD

HLDA

RD

WR

DT/R

DEN/DS

ARDY

SRDY

RFSH2/ADEN

WB

*

*

Timer Control

*

*

TMRIN0

TMROUT0

TMRIN1

TMROUT1

32

Programmable

shared

I/O Control **

PIO32–PIO0

RES

DRQ1/INT6

DRQ0/INT5

INT4

INT3/INTA1/IRQ

INT2/INTA0/PWD

INT1/SELECT

INT0

NMI

*

Reset Control and

Interrupt Service

*

PCS6/A2

*

PCS5/A1

*

PCS3/RTS1/RTR1

*

PCS2/CTS1/ENRX1

*

PCS1–PCS0 2 * Memory and

LCS/ONCE0

Peripheral Control

MCS3/RFSH

*

3

MCS2–MCS0

*

UCS/ONCE1

DRQ1/INT6

DRQ0/INT5

*

DMA Control

*

TXD0

RXD0

CTS0/ENRX0

RTS0/RTR0

TXD1

RXD1

PCS2/CTS1/ENRX1

PCS3/RTS1/RTR1

*

*

*

* Asynchronous

* Serial Port Control

*

*

*

Notes:

* These signals are the normal function of a pin that can be used as a PIO. See Pin Descriptions beginning on page 27 and

Table 2 on page 34 for information on shared function.

** All PIO signals are shared with other physical pins.

26

Am186/188ES and Am186/188ESLV Microcontrollers

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