IAI America MSCON - Manual (Page 150)

3.4 Fieldbus
Type
Address Map
142
16) Error Response Command
PLC Output (Address n is the input and output top address for MSCON Gateway Unit.)
In the case that the command did not complete in normal condition, this error response
command is returned.

Bit
Address b15 b14 b13 b12 b11 b10 b9 b8 b7 b6 b5 b4 b3 b2 b1 b0
n+2
Demand
Command
1 The values are those with the bit 15 of the demand command code being 1.
n+3
Data 0
[Undefined]
– – – – – – – – – – – – – – – –
n+4
Data 1
[Error Detail]
0101
H
: Incorrect Axis Number
0102
H
: Incorrect Position Number
0103
H
: Incorrect Command
0201
H
: Communication Error
0202
H
: Controller Execution Impossible
n+5
Data 2
[Undefined]
– – – – – – – – – – – – – – – –
Error
Response
Command
n+6
Data 3
[Undefined]
– – – – – – – – – – – – – – – –
1 word=16 bit