參數(shù)資料
型號(hào): 935270019512
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: 2 CHANNEL(S), 5M bps, SERIAL COMM CONTROLLER, PQCC44
封裝: PLASTIC, MS-018, SOT-187-2, LCC-44
文件頁(yè)數(shù): 23/51頁(yè)
文件大小: 667K
代理商: 935270019512
Philips Semiconductors
SC16C2550
Dual UART with 16 bytes of transmit and receive FIFOs
and infrared (IrDA) encoder/decoder
Product data
Rev. 02 — 14 March 2003
3 of 47
9397 750 11204
Koninklijke Philips Electronics N.V. 2003. All rights reserved.
4.
Block diagram
Fig 1.
SC16C2550 block diagram.
TRANSMIT
FIFO
REGISTER
TXA, TXB
RECEIVE
SHIFT
REGISTER
RECEIVE
FIFO
REGISTER
RXA, RXB
INTERCONNECT
B
US
LINES
AND
CONTR
OL
SIGNALS
SC16C2550
TRANSMIT
SHIFT
REGISTER
MODEM
CONTROL
LOGIC
DTRA, DTRB
RTSA, RTSB
OP2A, OP2B
CLOCK AND
BAUD RATE
GENERATOR
CTSA, CTSB
RIA, RIB
CDA, CDB
DSRA, DSRB
XTAL2
XTAL1
DATA BUS
AND
CONTROL LOGIC
D0–D7
IOR
IOW
RESET
A0–A2
CSA
CSB
REGISTER
SELECT
LOGIC
INTA, INTB
TXRDYA, TXRDYB
RXRDYA, RXRDYB
INTERRUPT
CONTROL
LOGIC
002aaa119
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