Code:
3.11.7.
Set/Get Validate CRC on Network Frames
This ON by default
, thus
CRC’s are validated on read.
Request to set: 
33 02 0
7
XX 
YY
Where XX is:  00= CRC OFF, 01 = CRC ON 
YY is normal checksum
Response: 
43 02 0
7
XX YY
Request to Get: 
33 01 0
7
YY
YY is normal checksum
Response: 
43 02 0
7
XX YY
3.11.8.
Set/Get Display CRC in Received Frame
This is 
OFF by default
, thus d
oes not display CRC 
in received frames to PC
.
Request to set: 
33 02 0
8
XX YY
Where XX is:  00= CRC OFF, 01 = Display CRC in returned frame
YY is normal checksum
Response: 
43 02 0
8
XX YY
Request to Get: 
33 01 0
8
YY
YY is normal checksum
Response: 
43 02 0
8
XX YY
How to set crc in dvi mode


o enable using the DVI protocol, you must first send the ELM string command DX DP 1 which will
change from ELM to DVI protocol