SPRADM6 December   2024 AM62D-Q1

 

  1.   1
  2.   Abstract
  3.   Trademarks
  4. 1Introduction
    1. 1.1 Load Binaries to AM62D
  5. 2Processor Core Benchmarks
    1. 2.1 C7x DSP Benchmark
      1. 2.1.1 Fast Fourier Transform
      2. 2.1.2 Digital Signal Processing
        1. 2.1.2.1 FIR
        2. 2.1.2.2 Cascade Biquad
        3. 2.1.2.3 Dot Product
      3. 2.1.3 Mathematical Operations
    2. 2.2 Dhrystone on A53 cores
  6. 3Memory System Benchmarks
    1. 3.1 Critical Memory Access Latency
    2. 3.2 UDMA: DDR to DDR Data Copy
    3. 3.3 C7x DRU Performance: Block Copy with DMA
  7. 4Application Specific Benchmarks
    1. 4.1 SBL Boot Time
    2. 4.2 IPC Performance
    3. 4.3 Flash
    4. 4.4 Application Specific Latency
  8. 5Summary
  9. 6References

2.1.2.1 FIR

Finite Impulse Response (FIR) is one of the most used filters in audio applications. The DSPLIB contains FIR implementation which can take various data and filter sizes. Table 2-3 shows performance results of executing FIR filter executed on C7x DSP on AM62D.

Table 2-3 FIR Filter Performance on C7x DSP

Data Type

Data Size

Output Size

Filter Size

EVM Cycles

Taps/Cycle

Float

2048

1025

1024

74483

14.09

Float

1151

1024

128

8803

14.89

Float

1087

1024

64

4707

13.92