Preface ............................................................................
1 Floating Point Unit (FPU) .........................................
1.1 Overview .........................................................
1.1.1 Compatibility with the C28x Fixed-Point CPU......
1.2 Components of the C28x plus Floating-Point CPU.........
1.2.1 Emulation Logic.........................................
1.2.2 Memory Map ............................................
1.2.3 On-Chip Program and Data...........................
1.2.4 CPU Interrupt Vectors .................................
1.2.5 Memory Interface.......................................
1.3 CPU Register Set ...............................................
1.3.1 CPU Registers ..........................................
1.4 Pipeline ...........................................................
1.4.1 Pipeline Overview ......................................
1.4.2 General Guidelines for Floating-Point Pipeline Alig
1.4.3 Moves from FPU Registers to C28x Registers.....
1.4.4 Moves from C28x Registers to FPU Registers.....
1.4.5 Parallel Instructions ....................................
1.4.6 Invalid Delay Instructions..............................
1.4.7 Optimizing the Pipeline ................................
1.5 Floating Point Unit Instruction Set ............................
1.5.1 Instruction Descriptions................................
1.5.2 Instructions ..............................................
2 C28 Viterbi, Complex Math and CRC Unit-II (VCU-II) ....
2.1 Overview .........................................................
2.2 Components of the C28x Plus VCU..........................
2.2.1 Emulation Logic ........................................
2.2.2 Memory Map ...........................................
2.2.3 CPU Interrupt Vectors.................................
2.2.4 Memory Interface ......................................
2.2.5 Address and Data Buses .............................
2.2.6 Alignment of 32-Bit Accesses to Even Addresses
2.3 Register Set .....................................................
2.3.1 VCU Register Set ......................................
2.3.2 VCU Status Register (VSTATUS) ...................
2.3.3 Repeat Block Register (RB) ..........................
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