參數(shù)資料
型號: ST16C1551CJ28
廠商: EXAR CORP
元件分類: Serial IO/Communication Controller
英文描述: 1 CHANNEL(S), 1.5M bps, SERIAL COMM CONTROLLER, PQCC28
封裝: PLASTIC, LCC-28
文件頁數(shù): 24/38頁
文件大?。?/td> 622K
代理商: ST16C1551CJ28
ST16C1550/51
xr
2.97V TO 5.5V UART WITH 16-BYTE FIFO
REV. 4.2.1
30
FIGURE 14. RECEIVE READY & INTERRUPT TIMING [FIFO MODE, DMA DISABLED]
FIGURE 15. RECEIVE READY & INTERRUPT TIMING [FIFO MODE, DMA ENABLED]
RX
RXRDY
(ISR bit-5)
IOR#
INT
D0:D7
S
T
SSR
RXINTDMA#
RX FIFO fills up to RX
Trigger Level or RX Data
Timeout
RX FIFO drops
below RX
Trigger Level
FIFO
Empties
First Byte is
Received in
RX FIFO
D0:D7
S
D0:D7
T
D0:D7
S
D0:D7
S
T
D0:D7
S
T
D0:D7
S
T
Start
Bit
Stop
Bit
T
RR
T
RRI
T
SSI
(Reading data out
of RX FIFO)
RX
RXRDY
(ISR bit-5)
IOR#
INT
D0:D7
S
T
SSR
RXFIFODMA
RX FIFO fills up to RX
Trigger Level or RX Data
Timeout
RX FIFO drops
below RX
Trigger Level
FIFO
Empties
D0:D7
S
D0:D7
T
D0:D7
S
D0:D7
S
T
D0:D7
S
T
D0:D7
S
T
Start
Bit
Stop
Bit
T
RR
T
RRI
T
SSI
(Reading data out
of RX FIFO)
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