SC16C850IBS NXP [NXP Semiconductors], SC16C850IBS Datasheet - Page 17

• Manufacturer Part Number: SC16C850IBS
• Description: 2.5 V to 3.3 V UART, 5 Mbit/s (max.) with 128-byte FIFOs, infrared (IrDA), and 16 mode or 68 mode parallel bus interface
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
SC16C850_1
Product data sheet
Fig 9. Internal Loopback mode diagram
LOWPWR
D0 to D7
A0 to A2
RESET
(IRQ)
IOW
IOR
INT
CS
SC16C850
INTERRUPT
REGISTER
CONTROL
DATA BUS
CONTROL
CONTROL
SELECT
POWER-
LOGIC
LOGIC
LOGIC
DOWN
AND
2.5 V to 3.3 V UART with 128-byte FIFOs and IrDA encoder/decoder
Rev. 01 — 10 January 2008
XTAL1
GENERATOR
REGISTERS
REGISTERS
CLOCK AND
BAUD RATE
TRANSMIT
CONTROL
CONTROL
RECEIVE
LOGIC
LOGIC
FLOW
FLOW
FIFO
FIFO
XTAL2
TRANSMIT
REGISTER
REGISTER
RECEIVE
CONTROL
SHIFT
SHIFT
MODEM
LOGIC
ENCODER
DECODER
IR
IR
OP1
OP2
SC16C850
002aad026
© NXP B.V. 2008. All rights reserved.
RTS
CTS
DTR
DSR
RI
CD
TX
RX
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