Datasheet

TXFIFO_0
LSPCLK
WUT
FrameFormatandMode
Even/Odd Enable
Parity
SCIRXInterruptselectlogic
BRKDT
RXRDY
SCIRXST.6
SCICTL1.3
8
SCICTL2.1
RX/BKINTENA
SCIRXD
SCIRXST.1
TXENA
SCITXInterruptselectlogic
TXEMPTY
TXRDY
SCICTL2.0
TXINTENA
SCITXD
RXENA
SCIRXD
RXWAKE
SCICTL1.6
RXERRINTENA
TXWAKE
SCITXD
SCICCR.6SCICCR.5
SCITXBUF.7-0
SCIHBAUD.15-8
BaudRate
MSbyte
Register
SCILBAUD.7-0
Transmitter-Data
BufferRegister
8
SCICTL2.6
SCICTL2.7
BaudRate
LSbyte
Register
RXSHF
Register
TXSHF
Register
SCIRXST.5
1
TXFIFO_1
-----
TXFIFO_3
8
TXFIFOregisters
TXFIFO
TXInterrupt
Logic
TXINT
SCIFFTX.14
RXFIFO_3
SCIRXBUF.7-0
ReceiveData
Bufferregister
SCIRXBUF.7-0
-----
RXFIFO_1
RXFIFO_0
8
RXFIFOregisters
SCICTL1.0
RXInterrupt
Logic
RXINT
RXFIFO
SCIFFRX.15
RXFFOVF
RXError
SCIRXST.7
PEFE OE
RXError
SCIRXST.4-2
ToCPU
ToCPU
AutoBaudDetectlogic
SCICTL1.1
SCIFFENA
Interrupts
Interrupts
TMS320F28030, TMS320F28031, TMS320F28032
TMS320F28033, TMS320F28034, TMS320F28035
SPRS584J –APRIL 2009–REVISED OCTOBER 2013 www.ti.com
For more information on the SCI, see the TMS320x2802x, 2803x Piccolo Serial Communications Interface
(SCI) Reference Guide (literature number SPRUGH1).
Figure 4-7 shows the SCI module block diagram.
Figure 4-7. Serial Communications Interface (SCI) Module Block Diagram
70 Peripherals Copyright © 2009–2013, Texas Instruments Incorporated
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Product Folder Links: TMS320F28030 TMS320F28031 TMS320F28032 TMS320F28033 TMS320F28034
TMS320F28035