Communications Techniques
12 - 2 TMS320F2837xD Microcontroller Workshop - Communications
Chapter Topics
Communications ....................................................................................................................... 12-1
Communications Techniques .................................................................................................. 12-3
Serial Peripheral Interface (SPI) ............................................................................................. 12-4
SPI Summary ...................................................................................................................... 12-7
Serial Communications Interface (SCI) ................................................................................... 12-8
Multiprocessor Wake-Up Modes ....................................................................................... 12-10
SCI Summary .................................................................................................................... 12-12
Multichannel Buffered Serial Port (McBSP) .......................................................................... 12-13
Definition: Bit, Word, and Frame ....................................................................................... 12-14
Multi-Channel Selection .................................................................................................... 12-15
McBSP Summary .............................................................................................................. 12-15
Inter-Integrated Circuit (I2C) ................................................................................................. 12-16
I2C Operating Modes and Data Formats .......................................................................... 12-17
I2C Summary .................................................................................................................... 12-18
Universal Serial Bus (USB) ................................................................................................... 12-19
USB Communication ......................................................................................................... 12-20
Enumeration ...................................................................................................................... 12-20
F28x USB Hardware ......................................................................................................... 12-21
USB Controller Summary .................................................................................................. 12-21
Controller Area Network (CAN) ............................................................................................. 12-22
CAN Bus and Node ........................................................................................................... 12-23
Principles of Operation ...................................................................................................... 12-24
Message Format and Block Diagram ................................................................................ 12-25
CAN Summary .................................................................................................................. 12-26