參數(shù)資料
型號(hào): 935270071112
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 1 CHANNEL(S), 3M bps, SERIAL COMM CONTROLLER, PDIP40
封裝: 0.600 INCH, PLASTIC, MO-015, SOT-129-1, DIP-40
文件頁數(shù): 10/56頁
文件大小: 705K
代理商: 935270071112
Philips Semiconductors
SC16C550
Universal Asynchronous Receiver/Transmitter (UART)
with 16-byte FIFO and infrared (IrDA) encoder/decoder
Product data
Rev. 04 — 13 March 2003
18 of 52
9397 750 11206
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
Fig 10. Internal loop-back mode diagram.
TRANSMIT
FIFO
REGISTERS
TX
RECEIVE
SHIFT
REGISTER
RECEIVE
FIFO
REGISTERS
RX
INTERCONNECT
B
US
LINES
AND
CONTR
OL
SIGNALS
SC16C550
TRANSMIT
SHIFT
REGISTER
MODEM
CONTROL
LOGIC
CLOCK AND
BAUD RATE
GENERATOR
XTAL2
XTAL1
DATA BUS
AND
CONTROL LOGIC
D0–D7
IOR, IOR
IOW, IOW
RESET
A0–A2
CS0, CS1
REGISTER
SELECT
LOGIC
INT
TXRDY
RXRDY
INTERRUPT
CONTROL
LOGIC
002aaa276
MCR[4]
=
1
DCD
RTS
DTR
RI
OUT1
OUT2
CTS
DSR
FLOW
CONTROL
LOGIC
FLOW
CONTROL
LOGIC
IR
ENCODER
IR
DECODER
CS2
AS
DDIS
RCLK
BAUDOUT
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