k230+CanMV+micropython环境下byte、int、hex、string之间的转换常用函数实测

import sys import struct import binascii import ubinascii import hashlib from binascii import hexlify #ByteToHex的转换，返回数据16进制字符串 def ByteToHex( bins ): return ''.join( [ "%02X" % x for x in bins ] ).strip() def HexToByte( hexStr ): return bytes.fromhex(hexStr) x = b'\x12\x34\xf1\xf1\xf0\xf2' xstr=ByteToHex(x) print(xstr)#1234F1F1F0F2 ok print('-----------------------------------------------------') def int_to_bytes(x): return x.to_bytes((len(bin(x)) - 2 + 7) // 8, 'big') #return x.to_bytes((x.bit_length() + 7) // 8, 'big') def int_from_bytes(xbytes): return int.from_bytes(xbytes, 'big') def read_eep