CNI RM85x, User Manual

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RM85x Hand-held Terminals User Manual
22
CNI Engineering S.r.l. 05-10-2007
3.6.4 Monitor overrides
Whenever one of its overrides changes state, the terminal sends the following sequence.
Sequence
ESC [ Pn-1 ; Pn-2 ; Pn-3 p
Parameter
Pn-1
identifies the state of the override. This parameter can have any value from 0 to 255.
Parameter
Pn-2
identifies the override that has just changed state. This parameter can have a value
of either 1 or 2.
Parameter
Pn-3
is the 16 bit CRC for all characters sent up to and including the second ‘;’.
See Appendix F for further information.
Example:
The current override value is 190. The following sequence is sent when the override is
turned.
Byte Command Response
00 ESC (0x1b)
01 ‘[‘ (0x5b)
02 ‘1’ (0x31)
03 ‘9’ (0x39)
04 ‘0’ (0x30)
05 ‘;’ (0x3b)
06 ‘2’ (0x32)
07 ‘;’ (0x3b)
08 ‘3’ (0x33)
09 ‘1’ (0x31)
10 ‘0’ (0x30)
11 ‘8’ (0x38)
12 ‘7’ (0x37)
13 ‘p’ (0x70)