Bronkhorst RS232 interface - Manual (Page 18)

BRONKHORST ®
Page 18 RS232 interface 9.17.027
Answer to the request
Nr Byte Layout Description
0 : start character
1 Length Message length
2 Node Node address
3 02 Command write
4* Process cppppppp
c Process chained
p Process number
5* Parameter cttnnnnn
c Parameter chained
t Parameter type
n Parameter index 0…31
6 Value 1 Value for all types. For ‘strings’ this field contains the string length.
7 Value 2 Value for type ‘integer’, ‘float’ or ‘long’.
8 Value 3 Value for type ‘float’ or ‘long’.
9 Value 4 Value for type ‘float’ or ‘long’.
X Value x
More value fields follow for type ‘string’ depending on string length. If given
string length is zero, the final field should also contain a zero.
X+1 \r Carriage Return
X+2 \n Line Feed
* The requested module copies these values from the request message directly into the answer
message.