SCI_sprufz5a - TMS320x2833x, 2823x Serial Communications...

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Unformatted text preview: TMS320x2833x, 2823x Serial Communications Interface (SCI) Reference Guide Literature Number: SPRUFZ5A August 2008Revised July 2009 2 SPRUFZ5AAugust 2008Revised July 2009 Submit Documentation Feedback Contents Preface ............................................................................................................................... 7 1 Overview ................................................................................................................. 11 1.1 Enhanced SCI Module Overview ......................................................................................... 12 1.2 Architecture ................................................................................................................. 14 1.2.1 SCI Module Signal Summary .................................................................................... 15 1.2.2 Multiprocessor and Asynchronous Communication Modes .................................................. 15 1.2.3 SCI Programmable Data Format ................................................................................ 15 1.2.4 SCI Multiprocessor Communication ............................................................................ 16 1.2.5 Idle-Line Multiprocessor Mode ................................................................................... 17 1.2.6 Address-Bit Multiprocessor Mode ............................................................................... 18 1.2.7 SCI Communication Format ..................................................................................... 19 1.2.8 SCI Port Interrupts ................................................................................................ 21 1.2.9 SCI Baud Rate Calculations ..................................................................................... 22 1.2.10 SCI Enhanced Features ......................................................................................... 22 2 SCI Registers ........................................................................................................... 25 2.1 SCI Module Register Summary .......................................................................................... 26 2.2 SCI Communication Control Register (SCICCR) ...................................................................... 26 2.3 SCI Control Register 1 (SCICTL1) ....................................................................................... 27 2.4 SCI Baud-Select Registers (SCIHBAUD, SCILBAUD) ................................................................ 30 2.5 SCI Control Register 2 (SCICTL2) ....................................................................................... 30 2.6 SCI Receiver Status Register (SCIRXST) .............................................................................. 31 2.7 Receiver Data Buffer Registers (SCIRXEMU, SCIRXBUF) .......................................................... 33 2.7.1 Emulation Data Buffer (SCIRXEMU) ...............................................................................
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SCI_sprufz5a - TMS320x2833x, 2823x Serial Communications...

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