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DJ2LS 2020-12-15 12:06:49 +01:00 committed by GitHub
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19
test/TEST_TX.py
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@ -69,16 +69,21 @@ class FreeDV():
###################### CHECKSUM COMPARISON FREEDV VS CRCENGINE ########
#https://crccalc.com
teststring = b'test'
teststring = b'123456789'
#FreeDV crc16 checksum -> c_int16 == c_short
crctest = c_ushort(self.c_lib.freedv_gen_crc16(teststring, 30))
print(crctest.value) #7450
# freedv crc16 checksum
crctest2 = c_ushort(self.c_lib.freedv_gen_crc16(teststring, len(teststring)))
print("FREEDV2: " + str(crctest2.value) + " = " + hex(crctest2.value)) #7450
#Python crc16 checksum
crc_algorithm = crcengine.new('crc16-ccitt-false') #load crc16 library
crctest2 = crc_algorithm(teststring)
print(crctest2) #8134
crctest3 = crc_algorithm(teststring)
print("CRCENGINE: " + str(crctest3) + " = " + hex(crctest3)) #8134
#######################################################################
@ -128,4 +133,4 @@ class FreeDV():
main()
main()