i2cdump 4 0x4c
No size specified (using byte-data access)
WARNING! This program can confuse your I2C bus, cause data loss and worse!
I will probe file /dev/i2c/4, address 0x4c, mode byte
Continue? [Y/n] y
     0  1  2  3  4  5  6  7  8  9  a  b  c  d  e  f    0123456789abcdef
00: 34 47 80 00 05 82 00 72 05 05 05 05 05 05 05 05    4G?.??.r????????
10: e0 00 00 00 00 00 00 00 00 91 91 91 91 91 91 91    ?........???????
20: 91 0a 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
30: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
40: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
50: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
60: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
70: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
80: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
90: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
a0: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
b0: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
c0: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
d0: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
e0: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86 86    ????????????????
f0: 86 86 86 86 86 86 86 86 86 86 86 86 86 86 4d 59    ??????????????MY