نوع فایل power point قابل ویرایش 50 اسلاید قسمتی از اسلایدها FIR filter on ADPS-21x DSP Requirements Fast Multiply-Accumulates (Data-path) Extended Precision Accumulator Register (Data-path) Dual Operand Fetch (Memory) Circular Buffering (Addressing) Zero-Overhead Looping (Instruction set) Analog Devices Architectures and Programming SHARC Blackfin Performance Optimization Obtain a sample with the ADC; generate an interrupt Detect and manage the interrupt Move the sample into the input signal's circular buffer Update the pointer for the input signal's circular buffer Zero the accumulator Control the loop through each of the coefficients Fetch the coefficient from the coefficient's circular buffer Update the pointer for the coefficient's circular buffer Fetch the sample from the input signal's circular buffer Update the pointer for the input signal's circular buffer Multiply the ...
