ST16C650AIQ48 View Datasheet(PDF) - Exar Corporation
Part Name
Description
MFG CO.
'ST16C650AIQ48' PDF : 52 Pages View PDF
áç
REV. 5.0.0
ST16C650A
2.90V TO 5.5V UART WITH 32-BYTE FIFO
FIGURE 26. RECEIVE READY & INTERRUPT TIMING [FIFO MODE, DMA DISABLED]
Start
Bit
RX
S D0:D7 S D0:D7 T
D0:D7 S D0:D7 T S D0:D7 T S D0:D7 T S D0:D7 T
Stop
Bit
INT
TSSR
RXRDY#
First Byte is
Received in
RX FIFO
TSSI
RX FIFO fills up to RX
Trigger Level or RX Data
Timeout
RX FIFO drops
below RX
Trigger Level
FIFO
Empties
TRRI
TRR
IOR#
(Reading data out
of RX FIFO)
RXINTDMA#
FIGURE 27. RECEIVE READY & INTERRUPT TIMING [FIFO MODE, DMA ENABLED]
RX
INT
RXRDY#
Start
Bit
Stop
Bit
S D0:D7 S D0:D7 T
D0:D7 S D0:D7 T S D0:D7 T S D0:D7 T S D0:D7 T
TSSI
RX FIFO drops
below RX
Trigger Level
RX FIFO fills up to RX
Trigger Level or RX Data
TSSR
Timeout
FIFO
Empties
IOR#
(Reading data out
of RX FIFO)
TRRI
TRR
RXFIFODMA
47
Share Link: 
