bveina

import zlib
import binascii

def jsonToBlueprint(jsonfilename,outputfilename):
  with open(jsonfilename,'rt') as f:
    plain = f.read()
  compressed =  zlib.compress(plain.encode('utf-8'),level=9)
  base = binascii.b2a_base64(compressed,newline=False)
  with open(outputfilename,'wt') as f:
    f.write("0")

bveina

// rgData: input, raw digital sample array
// rgValue: output, decoded data array
// rgFlag: output, decoded flag array
// reference: https://www.ooaccess.com/kb/37-bit-fc/
//
const cSamples = rgData.length // number of acquisition samples
const numBits=37;

var pData, fData = 0;   // previous and current bit value
var result = 0;

bveina

# uses https://github.com/damiandennis/code128cgen
# the config barcodes for the netum C570 barcode scanner have controll characters hidden inside them.
# to create your own (ie 2050209)
# MakeMyCode("205020",9,"2050209\nAutomatic")
# creates 2050209.png

import code128cgen

def MakeMyCode(codeStart,codeDigit,text):

bveina

clock = Pin(14,Pin.OUT) #wemos D5
data  = Pin(13,Pin.OUT) #wemos D7
numPixels=20
apa = APA102(clock,data,numPixels)


seg1 = Segment(apa,0,9,Segment.dotScan,rainbow,2000,False) # outer ring
seg2 = Segment(apa,10,19,Segment.blink,primary,2000,False) # inner ring