參數(shù)資料
型號(hào): SC16IS741IPW
廠商: NXP SEMICONDUCTORS
元件分類: 微控制器/微處理器
英文描述: Single UART with I2C-bus-SPI interface, 64 bytes of transmit and receive FIFOs, IrDA SIR built-in support
中文描述: 1 CHANNEL(S), 5M bps, I2C BUS CONTROLLER, PDSO16
封裝: 4.40 MM, PLASTIC, MO-153, SOT403-1, TSSOP-16
文件頁(yè)數(shù): 42/52頁(yè)
文件大?。?/td> 382K
代理商: SC16IS741IPW
SC16IS741_1
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 01 — 29 April 2010
42 of 52
NXP Semiconductors
SC16IS741
Single UART with I
2
C-bus/SPI interface, 64-byte FIFOs, IrDA SIR
Fig 25. Modem input pin interrupt
002aaf468
A
W
SDA
A
R
IRQ
t
d(int_v)modem
S
A
DATA
A
ACK to master
SLAVE ADDRESS
MSR REGISTER
SLAVE ADDRESS
A
t
d(int_clr)modem
MODEM pin
Fig 26. Receive interrupt
D0
D1
D2
D3
D4
D5
D6
D7
002aaf470
next
start
bit
stop
bit
start
bit
t
d(int_v)rx
RX
IRQ
Fig 27. Receive interrupt clear
002aaf469
A
W
SDA
A
R
IRQ
S
A
DATA
A
SLAVE ADDRESS
RHR
SLAVE ADDRESS
A
t
d(int_clr)rx
P
Fig 28. Transmit interrupt clear
002aaf471
A
W
SDA
IRQ
A
DATA
A
THR REGISTER
SLAVE ADDRESS
A
t
d(int_clr)tx
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