GM16C550 Ver la hoja de datos (PDF) - Hynix Semiconductor

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GM16C550

ASYNCHRONOUS COMMUNICATIONS ELEMENT WITH FIFOs

Hynix Semiconductor 

Receiver Timing

RCKK

SAMPLE CLK

SIN

RECEIVER

INPUT

DATA

8 CLKS

START DATA BITS(5-8)

tSCD

STOP

PARITY

GM16C550

SAMPLE

CLK

INTERRUPT

(DATA READY OR

RCVR ERR

DISTR /DOSTR

(READ REC

DATA BUFFER

OR RDLSR)

tSINT

tRIN

ACTIVE

Transmitter Timing

SERIAL OUT

(SOUT)

INTERRUPT

(THRE)

START DATA(5-

tiRS

START

PARITSYTOP(1

tSTI

tHR

tMR

tSI

DISTR/DISTR

(WR, THR)

tIR

DISTR/DISTR

(RD IIR)

MODEM Comtrol Timing

DISTR/DISTR

(WR MCR)

RTS. DTR

OUT1. OUT2

CTS. DSR. DCD

INTERRUPT

DISTR/DISTR

(RD MSR)

RI

Note 1: See Write Cycle Timing

Note 2: See Read Cycle Timing

tMDO

tMDO

tSIM

tRIM

tSIM

tRIM

tSIM

7

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