oysstu

def crc16(data: bytes, poly=0x8408):
    '''
    CRC-16-CCITT Algorithm
    '''
    data = bytearray(data)
    crc = 0xFFFF
    for b in data:
        cur_byte = 0xFF & b
        for _ in range(0, 8):
            if (crc & 0x0001) ^ (cur_byte & 0x0001):

nfarring

#!/usr/bin/env python

#
# Measure the bit error rate if a serial port in loopback.
#

import serial
import sys
import traceback