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SC16C550 Datasheet(PDF) 3 Page - NXP Semiconductors

Part No. SC16C550
Description  Universal Asynchronous Receiver/Transmitter (UART) with 16-byte FIFO and infrared (IrDA) encoder/decoder
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
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SC16C550 Datasheet(HTML) 3 Page - NXP Semiconductors

 
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Philips Semiconductors
SC16C550
UART with 16-byte FIFO and IrDA encoder/decoder
Product data
Rev. 05 — 19 June 2003
3 of 52
9397 750 11619
© Koninklijke Philips Electronics N.V. 2003. All rights reserved.
4.
Block diagram
Fig 1.
Block diagram.
TRANSMIT
FIFO
REGISTERS
TX
RECEIVE
SHIFT
REGISTER
RECEIVE
FIFO
REGISTERS
RX
SC16C550
TRANSMIT
SHIFT
REGISTER
MODEM
CONTROL
LOGIC
DTR
RTS
CLOCK AND
BAUD RATE
GENERATOR
CTS
RI
DCD
DSR
XTAL2
BAUDOUT
XTAL1
RCLK
DATA BUS
AND
CONTROL LOGIC
D0–D7
IOR, IOR
IOW, IOW
RESET
A0–A2
CS0, CS1, CS2
REGISTER
SELECT
LOGIC
INT
TXRDY
RXRDY
INTERRUPT
CONTROL
LOGIC
002aaa052
FLOW
CONTROL
LOGIC
FLOW
CONTROL
LOGIC
IR
DECODER
IR
ENCODER
AS, DDIS
OUT1, OUT2


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