log10(...) prob

hi, i've got a problem when using log10(...) or log(...) from math.h . e.g. log10(10) doesn't return 1 but something like 3.1... e+015. does anyone have an idea what could be the reason for this? ...
log10(...) prob

hi, i've got a problem when using log10(...) or log(...) from math.h . e.g. log10(10) doesn't return 1 but something like 3.1... e+015. does anyone have an idea what could be the reason for this? ...
How many cycles requires the instruction QBNE?

QBNE (Quick branch not equal) Using the PRU in the Beaglebone black (AM335x 1GHz ARM® Cortex-A8) I am asking how many cycles requires the instruction QBNE? qbeq myLabel, r1, 0 I suppose two if the comparison...
How many cycles requires the instruction QBNE?

QBNE (Quick branch not equal) Using the PRU in the Beaglebone black (AM335x 1GHz ARM® Cortex-A8) I am asking how many cycles requires the instruction QBNE? qbeq myLabel, r1, 0 I suppose two if the comparison...
Implemetation (10*Log10) in fixed point

Hi everybody I want to implement 10*log10(of something)in fixed point DSP. Is that way to take look up table and then process or is there any other optimal solution for this. please provide some suggestion...