TL16C550D_09 Datasheet, PDF (22/54 Pages) Texas Instruments – ASYNCHRONOUS COMMUNICATIONS ELEMENT WITH AUTOFLOW CONTROL

TL16C550D, TL16C550DI
SLLS597E – APRIL 2004 – REVISED DECEMBER 2008 .................................................................................................................................................. www.ti.com
PARAMETER MEASUREMENT INFORMATION (continued)
(FIFO at or above
trigger level)
(FIFO below
trigger level)
A. For a time-out interrupt, t_d13 = 9 RCLKs.
Figure 9. Receive FIFO First Byte (Sets DR Bit) Waveforms
(see Note B)
(FIFO at or above
trigger level)
(FIFO below
trigger level)
(see Note A)
(see Note A)
A. The RD2 signal is applicable only to the PT and PFB packages.
B. For a time-out interrupt, t_d13 = 9 RCLKs.
Figure 10. Receive FIFO Bytes Other Than the First Byte (DR Internal Bit Already Set) Waveforms
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