sc16c852 NXP Semiconductors, sc16c852 Datasheet - Page 49

• Manufacturer Part Number: sc16c852
• Description: 2.5 V To 3.3 V Dual Uart, 5 Mbit/s Max. With 128-byte Fifos, Infrared Irda And 16 Mode Or 68 Mode Bus Interface
• Manufacturer: NXP Semiconductors

NXP Semiconductors
SC16C852_1
Product data sheet
Fig 20. Receive ready timing in FIFO mode (16 mode)
Fig 21. Receive ready timing in FIFO mode (68 mode)
RXRDYA, RXRDYB
RXRDYA, RXRDYB
RXA, RXB
RXA, RXB
CS (read)
IOR
start
start
bit
bit
D0
D0
Rev. 01 — 31 August 2009
D1
D1
Dual UART with 128-byte FIFOs and IrDA encoder/decoder
D2
D2
data bits (0 to 7)
data bits (0 to 7)
D3
D3
D4
D4
D5
D5
D6
D6
D7
D7
t
t
d(stop-RXRDY)
d(stop-RXRDY)
parity
parity
bit
bit
t
t
d(IOR-RXRDYH)
d(CS-RXRDYH)R
SC16C852
stop
stop
bit
bit
© NXP B.V. 2009. All rights reserved.
active data
first byte that
reaches the
trigger level
active data
first byte that
reaches the
trigger level
ready
ready
active
active
002aac614
002aac621
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