sc16c852 NXP Semiconductors, sc16c852 Datasheet - Page 46

• 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 14. Modem input/output timing in 16 mode
Fig 15. Modem input/output timing in 68 mode
(1) CS timing during a write cycle. See
(2) CS timing during a read cycle. See
DSRA, DSRB
DSRA, DSRB
DTRA, DTRB
DTRA, DTRB
CTSA, CTSB
CTSA, CTSB
RTSA, RTSB
RTSA, RTSB
CS (write)
CS (read)
CDA, CDB
CDA, CDB
RIA, RIB
RIA, RIB
IOW
IOR
IRQ
INT
(1)
(2)
change of state
change of state
active
active
Figure
Figure
t
t
d(CS-Q)W
d(modem-INT)
12.
10.
t
Rev. 01 — 31 August 2009
d(IOW-Q)
change of state
change of state
Dual UART with 128-byte FIFOs and IrDA encoder/decoder
t
d(modem-IRQL)
change of state
change of state
active
active
active
active
t
t
d(CS-IRQH)R
d(IOR-INTL)
t
d(modem-IRQL)
change of state
change of state
t
d(modem-INT)
active
active
active
active
t
d(modem-INT)
t
d(modem-IRQL)
SC16C852
change of state
change of state
© NXP B.V. 2009. All rights reserved.
active
active
002aac611
active
active
002aac618
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