TL16C550B Datasheet, PDF (15/35 Pages) Texas Instruments – ASYNCHRONOUS COMMUNICATIONS ELEMENT

TL16C550B, TL16C550BI
ASYNCHRONOUS COMMUNICATIONS ELEMENT
SLLS136B – JANUARY 1994 – REVISED AUGUST 1996
PARAMETER MEASUREMENT INFORMATION
RD
(RD RBR)
SIN
(first byte)
Stop
50%
Active
See Note A
Sample Clock
td13
(see Note B)
RXRDY
50%
td14
50%
NOTES: A. This is the reading of the last byte in the FIFO.
B. For a timeout interrupt, td13 = 8 RCLKs.
Figure 7. Receiver Ready (RXRDY) Waveforms, FCR0 = 0 or FCR0 = 1 and FCR3 = 0 (Mode 0)
RD
(RD RBR)
SIN
(first byte that reaches
the trigger level)
Sample Clock
50%
Active
See Note A
td13
(see Note B)
RXRDY
50%
td14
50%
NOTES: A. This is the reading of the last byte in the FIFO.
B. For a timeout interrupt, td13 = 8 RCLKs.
Figure 8. Receiver Ready (RXRDY) Waveforms, FCR = 1 or FCR3 = 1 (Mode 1)
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