3. Error code
ASCII Mode
STX
Address
Function
Exception
code
LRC Check
END
Under communication linking, the driver responses the Exception Code and send Function
Code AND 80H to main system if there is error happened.
Error Code
51
52
53
54
55
':'
'0'
'1'
'8'
'6'
'5'
'1'
'2'
'8'
'CR'
'LF'
Description
Function Code Error
Address Error
Data Amount Error
DATA Over Range
Writing Mode Error
RTU Mode
SLAVE Address
Function
Exception
code
CRC-16
App 3-4
02H
83H
52H
High
C0H
Low
CDH