CDP6402 Просмотр технического описания (PDF) - Harris Semiconductor

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CDP6402

CMOS Universal Asynchronous Receiver/Transmitter (UART)

Harris Semiconductor 

CDP6402, CDP6402C

TRE

TBRL

TRC

TRANSMITTER

TIMING

AND

CONTROL

CLS1

CLS2

CRL

MR

TBR8 (MSB)

STOP

PARITY

LOGIC

TRANSMITTER BUFFER REGISTER

TRANSMITTER REGISTER

MULTIPLEXER

CONTROL

REGISTER

TBR1 (LSB)

START

TRO

SBS

EPE

PI

RRC

DRR

SFD

RECEIVER

TIMING

AND

CONTROL

STOP PARITY

LOGIC LOGIC

MULTIPLEXER

RECEIVER REGISTER

RECEIVER BUFFER REGISTER

THREE

STATE

BUFFERS

DR OE TBRE

FE

PE

RBR8 (MSB)

FIGURE 1. FUNCTIONAL BLOCK DIAGRAM

RRI

START

LOGIC

RBR1 (LSB)

RRD

5-75

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