xr16v2552il32 Exar Corporation, xr16v2552il32 Datasheet - Page 42
xr16v2552il32
Manufacturer Part Number
xr16v2552il32
Description
High Performance Duart With 16-byte Fifo
Manufacturer
Exar Corporation
Datasheet
1.XR16V2552IL32.pdf
(48 pages)
- Current page: 42 of 48
- Download datasheet (2Mb)
XR16V2552
HIGH PERFORMANCE DUART WITH 16-BYTE FIFO
F
F
IGURE
IGURE
RX
INT
RXRDY#
IOR#
(Reading data out
of RX FIFO)
RX
INT
RXRDY#
IOR#
(Reading data out
of RX FIFO)
19. R
20. R
ECEIVE
ECEIVE
First Byte is
Received in
RX FIFO
Start
Bit
Start
S
Bit
S
D0:D7
D0:D7
R
R
Stop
EADY
EADY
Bit
Trigger Level or RX Data
RX FIFO fills up to RX
Stop
Bit
S
S
& I
& I
T
SSR
Timeout
D0:D7
D0:D7
NTERRUPT
NTERRUPT
T
T
Trigger Level or RX Data
RX FIFO fills up to RX
T
T
D0:D7
D0:D7
IMING
IMING
T
T
SSI
SSI
Timeout
[FIFO M
[FIFO M
S
S
T
SSR
D0:D7
D0:D7
42
ODE
ODE
T
T
, DMA D
, DMA E
S
S
D0:D7
D0:D7
T
ISABLED
NABLED
T
S
S
T
T
RRI
D0:D7
RRI
D0:D7
]
]
FOR
FOR
T
T
RX FIFO drops
RX FIFO drops
Trigger Level
Trigger Level
below RX
C
S
below RX
C
S
HANNELS
HANNELS
D0:D7
D0:D7
Empties
T
Empties
T
RR
T
FIFO
T
FIFO
RR
RXINTDMA#
A & B
RXFIFODMA
A & B
REV. 1.0.2
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