def TX(self):
try:
if self.rand:
self.random_data_generator()
else:
self.bin_file_data_extractor()
SAMPLES=int(self.samples_textctrl.GetValue())
self.progress_bar.SetRange(SAMPLES)
#Check Sample Rate mode and calculate Sleep in seconds
sample_rate=self.sample_rate_textctrl.GetValue()
if sample_rate in ['0','']:
sample_rate=1
self.sample_rate_textctrl.SetValue('1')
else:
sample_rate=float(sample_rate)
choice=self.sample_rate_rb.GetStringSelection()
if choice=='[Hz]':
SLEEP=1.0/float(sample_rate)
else:
SLEEP=float(sample_rate)
choice=self.addressing_type_rb.GetStringSelection()
if choice.startswith('XBee'):
#PAN Change
#self.ser.Open()
PAN = self.pan_id_textctrl.GetValue()
frame_data="0801"+hexlify("ID")+PAN
length = self.length_calc(frame_data)
check_sum = self.check_sum_calc(frame_data)
command="7E" + length + frame_data + check_sum
self.ser.write(unhexlify(command))
#response=hexlify(self.ser.readall())
#Encryption Disable (if not set)
if self.encryption_enabled:
AT_cmd=hexlify('KY')
AT_par=self.encryption_key
if len(AT_par) % 2:
AT_par='0'+AT_par
frame_data="0801"+AT_cmd+AT_par #AT command send
length = self.length_calc(frame_data)
check_sum = self.check_sum_calc(frame_data)
command="7E" + length + frame_data + check_sum
self.ser.write(unhexlify(command))
#response=(hexlify(self.ser.readall()))
AT_cmd=hexlify('EE')
AT_par='01'
frame_data="0801"+AT_cmd+AT_par #AT command send
length = self.length_calc(frame_data)
check_sum = self.check_sum_calc(frame_data)
command="7E" + length + frame_data + check_sum
self.ser.write(unhexlify(command))
#response=(hexlify(self.ser.readall()))
else:
AT_cmd=hexlify('EE')
AT_par='00'
frame_data="0801"+AT_cmd+AT_par #AT command send
length = self.length_calc(frame_data)
check_sum = self.check_sum_calc(frame_data)
command="7E" + length + frame_data + check_sum
self.ser.write(unhexlify(command))
#response=(hexlify(self.ser.readall()))
else:
if self.encryption_enabled: #UDP AES Encryption calrulation here!
key = '%016x' % int(self.encryption_key, 16)
kSize = len(key)
alg = AES(key, keySize=kSize, padding=padWithPadLen())
for i in range(0, SAMPLES):
self.data_arr[i]=alg.encrypt(self.data_arr[i])
'''
XBee S2 - we will use Radios Series2 (ZigBee) Module with explicit addressing (64bit & 16bit) data Transmission
XBee short - we will use Radios Series1 (XBee) Module with short addressing (16bit) data Transmission
XBee long - we will use Radios Series1 (XBee) Module with long addressing (64bit) data Transmission
UDP - we will use standard UDP data Transmission (no Digi Modules involved here)
'''
if choice=="XBee S2":
#self.ser.Open()
self.S2_TX(SLEEP, SAMPLES)
#self.ser.Close()
elif choice=="XBee short":
#self.ser.Open()
self.S1_TX_short(SLEEP, SAMPLES)
#self.ser.Close()
elif choice=="XBee long":
#self.ser.Open()
self.S1_TX_long(SLEEP, SAMPLES)
#self.ser.Close()
elif choice=="UDP":
#self.udp.Open()
self.UDP_TX(SLEEP, SAMPLES)
#self.udp.Close()
except KeyboardInterrupt:
return
from crypto.cipher.aes import AES from crypto.cipher.base import padWithPadLen from binascii import a2b_hex, b2a_hex, hexlify, unhexlify key = '%016x' % 0x1234 kSize = len(key) data = 'Data goes here! Is that a surprize?' alg = AES(key, keySize=kSize, padding=padWithPadLen()) enc_data=alg.encrypt(data) dec_data=alg.decrypt(enc_data)
