xr16l651im Exar Corporation, xr16l651im Datasheet - Page 49

• Manufacturer Part Number: xr16l651im
• Description: 2.25v To 5.5v Uart With 32-byte Fifo
• Manufacturer: Exar Corporation

F
áç
áç
áç
áç
REV. 1.3.0
F
IGURE
IGURE
INT
RXRDY#
RX
IOR#
(Reading data
out of RHR)
IOR# is shown here as an example. IOR would have the same timing as IOR#, but active high.
25. D
26. R
AEN#
IOW#
A0-A9
D0-D7
ATA
ECEIVE
B
T
US
AS3
R
Start
T
Bit
W
EADY
WR2
RITE
& I
T
D0:D7
IMING IN
T
NTERRUPT
DS3
Address
Valid
T
WR
T
PC M
CS
Stop
Bit
T
Valid
Data
RR
T
in RHR
1 Byte
Ready
Active
IMING
T
T
Data
SSR
SSR
ODE
[N
ON
T
T
D0:D7
DH3
49
-FIFO M
WR3
T
DY
ODE
T
2.25V TO 5.5V UART WITH 32-BYTE FIFO
RR
in RHR
T
T
]
1 Byte
Ready
Active
T
T
Data
WR2
AS3
SSR
SSR
T
DS3
Address
T
Valid
CS
T
WR
D0:D7
Valid
Data
T
T
RR
T
WR3
T
in RHR
DH3
1 Byte
Active
Ready
SSR
T
Data
SSR
XR16L651
RXNFM