osc Namespace Reference

Functions
def	cb (timer)
def	cb1 (timer)
def	sine_sweep (start, end, mult)

Variables
	dac1 = pyb.DAC(1)
	dac2 = pyb.DAC(2)
	adc = pyb.ADC("X7")
	tim = pyb.Timer(4, freq=2000)
	coeffs
	lpfcoeffs
	ncoeffs = len(coeffs)
	data = array.array('i', [0]*(ncoeffs +3))

Function Documentation

cb()

def osc.cb

(

timer

)

cb1()

def osc.cb1

(

timer

)

sine_sweep()

def osc.sine_sweep	(		start,
			end,
			mult
	)

Variable Documentation

adc

osc.adc = pyb.ADC("X7")

coeffs

osc.coeffs

Initial value:

=  array.array('i', (-22340,-3286,-2750,-1678,-135,1757,3821,5842,7586,8829,9375,9089,7912,5881,3127
  ,-125,-3575,-6875,-9661,-11591,-12391,-11880,-10004,-6854,-2663,2207,7292,12068,16007,18627
  ,19553,18560,15614,10880,4727,-2301,-9531,-16224,-21648,-25157,-26261,-24696,-20455,-13815,-5318
  ,4267,14010,22912,30002,34442,35623,33239,27338,18335,6989,-5657,-18372,-29853,-38858,-44338
  ,-45554,-42171,-34313,-22568,-7959,8167,24205,38538,49613,56146,57273,52646,42488,27594,9283
  ,-10722,-30452,-47888,-61165,-68769,-69705,-63621,-50867,-32488,-10138,14059,37713,58406,73939,82558
  ,83149,75378,59759,37601,10940,-17678,-45420,-69457,-87244,-96794,-96895,-87255,-68561,-42437,-11303
  ,21841,53710,81059,101009,111355,110803,99126,77217,47023,11377,-26271,-62183,-92711,-114661,-125634
  ,-124280,-110461,-85294,-51059,-11000,30986,70726,104192,127903,139298,136995,120977,92591,54461,10233
  ,-35774,-78987,-115037,-140201,-151790,-148433,-130234,-98790,-57047,-9030,40550,86764,124951,151199,162738
  ,158236,137946,103700,58750,7463,-45096,-93698,-133543,-160456,-171710,-166013,-143785,-107096,-59479,-5585
  ,49271,99638,140473,167651,178380,171491,147566,108888,59225,3455,-52909,-104270,-145507,-172488,-182485
  ,-174450,-149132,-108998,-57996,-1167,55864,107439,148439,174791,183876,174791,148439,107439,55864,-1167
  ,-57996,-108998,-149132,-174450,-182485,-172488,-145507,-104270,-52909,3455,59225,108888,147566,171491,178380
  ,167651,140473,99638,49271,-5585,-59479,-107096,-143785,-166013,-171710,-160456,-133543,-93698,-45096,7463
  ,58750,103700,137946,158236,162738,151199,124951,86764,40550,-9030,-57047,-98790,-130234,-148433,-151790
  ,-140201,-115037,-78987,-35774,10233,54461,92591,120977,136995,139298,127903,104192,70726,30986,-11000
  ,-51059,-85294,-110461,-124280,-125634,-114661,-92711,-62183,-26271,11377,47023,77217,99126,110803,111355
  ,101009,81059,53710,21841,-11303,-42437,-68561,-87255,-96895,-96794,-87244,-69457,-45420,-17678,10940
  ,37601,59759,75378,83149,82558,73939,58406,37713,14059,-10138,-32488,-50867,-63621,-69705,-68769
  ,-61165,-47888,-30452,-10722,9283,27594,42488,52646,57273,56146,49613,38538,24205,8167,-7959
  ,-22568,-34313,-42171,-45554,-44338,-38858,-29853,-18372,-5657,6989,18335,27338,33239,35623,34442
  ,30002,22912,14010,4267,-5318,-13815,-20455,-24696,-26261,-25157,-21648,-16224,-9531,-2301,4727
  ,10880,15614,18560,19553,18627,16007,12068,7292,2207,-2663,-6854,-10004,-11880,-12391,-11591
  ,-9661,-6875,-3575,-125,3127,5881,7912,9089,9375,8829,7586,5842,3821,1757,-135
  ,-1678,-2750,-3286,-22340))

dac1

osc.dac1 = pyb.DAC(1)

dac2

osc.dac2 = pyb.DAC(2)

data

osc.data = array.array('i', [0]*(ncoeffs +3))

lpfcoeffs

osc.lpfcoeffs

Initial value:

=  array.array('i', (72, 47, 61, 75, 90, 105, 119, 132, 142, 149, 152, 149,
  140, 125, 102, 71, 33, -12, -65, -123, -187, -254, -322, -389, -453, -511, -561,
  -599, -622, -628, -615, -579, -519, -435, -324, -187, -23, 165, 375, 607, 855,
  1118, 1389, 1666, 1941, 2212, 2472, 2715, 2938, 3135, 3303, 3437, 3535, 3594,
  3614, 3594, 3535, 3437, 3303, 3135, 2938, 2715, 2472, 2212, 1941, 1666, 1389,
  1118, 855, 607, 375, 165, -23, -187, -324, -435, -519, -579, -615, -628, -622,
  -599, -561, -511, -453, -389, -322, -254, -187, -123, -65, -12, 33, 71, 102, 125,
  140,  149, 152, 149, 142, 132, 119, 105, 90, 75, 61, 47, 72))

ncoeffs

osc.ncoeffs = len(coeffs)

tim

osc.tim = pyb.Timer(4, freq=2000)