SC16IS752 Datasheet, PDF (47/59 Pages) NXP Semiconductors – Dual UART with I2C-bus/SPI interface, 64 bytes of transmit and receive FIFOs, IrDA SIR built-in support

NXP Semiconductors
SC16IS752/SC16IS762
Dual UART with I²C-bus/SPI interface, 64-byte FIFOs, IrDA SIR
SDA
ACK from slave
ACK from slave
SLAVE ADDRESS W A A IOSTATE REG. A S SLAVE ADDRESS R A
ACK from master
DATA
AP
IRQ
GPIOn
Fig 25. GPIO pin interrupt
t_d4
t_d5
002aab257
RX
IRQ
Fig 26. Receive interrupt
next
start
stop start
bit
bit bit
D0 D1 D2 D3 D4 D5 D6 D7
t_d6
002aab258
SDA
SLAVE ADDRESS W A A
RHR
A S SLAVE ADDRESS R A
DATA
AP
IRQ
Fig 27. Receive interrupt clear
t_d7
002aab259
SDA
SLAVE ADDRESS W A ATHR REGISTER A
DATA
A
IRQ
Fig 28. Transmit interrupt clear
t_d8
002aab260
SC16IS752_SC16IS762_6
Product data sheet
Rev. 06 — 19 December 2006
© NXP B.V. 2006. All rights reserved.
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