參數(shù)資料
型號: TL16C550BI
廠商: Texas Instruments, Inc.
英文描述: ASYNCHRONOUS COMMUNICATIONS ELEMENT
中文描述: 異步通信元
文件頁數(shù): 15/35頁
文件大小: 499K
代理商: TL16C550BI
TL16C550B, TL16C550BI
ASYNCHRONOUS COMMUNICATIONS ELEMENT
SLLS136B – JANUARY 1994 – REVISED AUGUST 1996
15
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
PARAMETER MEASUREMENT INFORMATION
td13
(see Note B)
td14
Stop
Sample Clock
SIN
(first byte)
Active
RD
(RD RBR)
RXRDY
See Note A
50%
50%
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)
td13
(see Note B)
td14
Sample Clock
SIN
(first byte that reaches
the trigger level)
Active
RD
(RD RBR)
RXRDY
See Note A
50%
50%
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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