sc16c751b NXP Semiconductors, sc16c751b Datasheet - Page 10

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sc16c751b

Manufacturer Part Number
sc16c751b
Description
5 V, 3.3 V And 2.5 V Uart With 64-byte Fifos
Manufacturer
NXP Semiconductors
Datasheet
NXP Semiconductors
SC16C751B_2
Product data sheet
Fig 4.
IOR, IOW
D0 to D7
A0 to A2
Internal Loopback mode diagram
RESET
INT
CS
SC16C751B
INTERRUPT
REGISTER
CONTROL
CONTROL
DATA BUS
SELECT
LOGIC
LOGIC
LOGIC
AND
Rev. 02 — 10 October 2008
XTAL1
GENERATOR
CLOCK AND
REGISTERS
REGISTERS
BAUD RATE
TRANSMIT
CONTROL
CONTROL
RECEIVE
LOGIC
LOGIC
FLOW
FLOW
FIFO
FIFO
XTAL2
5 V, 3.3 V and 2.5 V UART with 64-byte FIFOs
TRANSMIT
REGISTER
REGISTER
RECEIVE
CONTROL
SHIFT
SHIFT
MODEM
LOGIC
MCR[4] = 1
SC16C751B
002aad012
© NXP B.V. 2008. All rights reserved.
TX
RX
RTS
CTS
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