sc16is741ipw NXP Semiconductors, sc16is741ipw Datasheet - Page 42

• Manufacturer Part Number: sc16is741ipw
• Description: Single Uart With I2c-bus/spi Interface, 64 Bytes Of Transmit And Receive Fifos, Irda Sir Built-in Support
• Manufacturer: NXP Semiconductors

NXP Semiconductors
SC16IS741_1
Product data sheet
Fig 25. Modem input pin interrupt
Fig 26. Receive interrupt
Fig 27. Receive interrupt clear
Fig 28. Transmit interrupt clear
MODEM pin
SDA
IRQ
SDA
IRQ
IRQ
RX
SLAVE ADDRESS
SDA
IRQ
SLAVE ADDRESS
SLAVE ADDRESS
t
d(int_v)modem
W
start
bit
W
A
A
A
D0
A
MSR REGISTER
Single UART with I
RHR
D1
W
Rev. 01 — 29 April 2010
A
D2
A
THR REGISTER
A
D3
A
S
S
D4
SLAVE ADDRESS
SLAVE ADDRESS
2
C-bus/SPI interface, 64-byte FIFOs, IrDA SIR
D5
A
t
d(int_clr)rx
D6
DATA
t
d(int_clr)tx
R
t
D7
d(int_v)rx
R
A
A
stop
bit
t
A
d(int_clr)modem
DATA
start
next
bit
002aaf471
SC16IS741
DATA
ACK to master
002aaf470
© NXP B.V. 2010. All rights reserved.
A
A
002aaf469
P
002aaf468
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