FIGURE 10. R
參數(shù)資料
型號: XR16M554IV80-F
廠商: Exar Corporation
文件頁數(shù): 9/46頁
文件大?。?/td> 0K
描述: IC UART FIFO 16B QUAD 80LQFP
標準包裝: 119
特點: *
通道數(shù): 4,QUART
FIFO's: 16 字節(jié)
規(guī)程: RS232
電源電壓: 1.62 V ~ 3.63 V
帶自動流量控制功能:
帶故障啟動位檢測功能:
帶調(diào)制解調(diào)器控制功能:
帶CMOS:
安裝類型: 表面貼裝
封裝/外殼: 80-LQFP
供應商設備封裝: 80-LQFP(12x12)
包裝: 托盤
XR16M554/554D
17
REV. 1.0.0
1.62V TO 3.63V QUAD UART WITH 16-BYTE FIFO
FIGURE 10. RECEIVER OPERATION IN FIFO
Rece ive Da ta S hift
R egister (R S R )
R X FIFO 1
16X C lock
E
rro
rTags
(1
6
-s
e
ts
)
Er
ro
rT
a
g
s
in
LS
R
bit
s
4:
2
R ece ive D ata C haracte rs
D a ta B it
V alidation
Receive
D ata FIF O
Receive
Data
Rece ive Da ta
B yte and E rrors
R H R Interrupt (IS R bit-2 ) prog ram m ed for
de sired FIFO trigger level.
FIFO is E nab led by F C R b it-0=1
A sking fo r stop ping d ata w h en da ta fills ab ove th e flow
con trol trig ger le vel to su spend rem o te tran sm itter.
A sking for sendin g data w hen data falls below the flow
con trol trig ger le vel to restart rem ote transm itter.
16 bytes by 11-bit w ide
FIFO
T rigger=8
D ata falls to
4
D ata fills to
14
E xam ple
: - R X F IF O trigger level selected at 8 bytes
(See N ote Below )
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