SC16C852L NXP Semiconductors, SC16C852L Datasheet - Page 20

• Manufacturer Part Number: SC16C852L
• Description: 16 mode or 68 mode bus interface
• Manufacturer: NXP Semiconductors

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NXP Semiconductors
SC16C852L_3
Product data sheet
Fig 10. Internal Loopback mode diagram
RXRDYA, RXRDYB
TXRDYA, TXRDYB
LOWPWR
INTA, INTB
D0 to D7
A0 to A2
RESET
IOW
CSA
CSB
IOR
SC16C852L
INTERRUPT
REGISTER
CONTROL
CONTROL
CONTROL
DATA BUS
SELECT
POWER-
LOGIC
LOGIC
DOWN
LOGIC
AND
1.8 V dual UART with 128-byte FIFOs and IrDA encoder/decoder
Rev. 03 — 18 January 2008
XTAL1
GENERATOR
REGISTERS
REGISTERS
CLOCK AND
TRANSMIT
BAUD RATE
CONTROL
CONTROL
RECEIVE
LOGIC
LOGIC
FLOW
FLOW
FIFO
FIFO
XTAL2
TRANSMIT
REGISTER
REGISTER
RECEIVE
CONTROL
SHIFT
SHIFT
MODEM
LOGIC
ENCODER
DECODER
IR
IR
SC16C852L
002aac404
© NXP B.V. 2008. All rights reserved.
TXA, TXB
RXA, RXB
RTSA, RTSB
CTSA, CTSB
DTRA, DTRB
DSRA, DSRB
(OP1A, OP1B)
RIA, RIB
(OP2A, OP2B)
CDA, CDB
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