Agilent Technologies Turbo-V 301-AG Manual De Istrucciones página 230

17 Technical Information
Letter Protocol Description
CRC corresponds to the sum (with inverted sign) of all the preceding
bytes.
e.g., the START command "A" in ASCII code = 41 inverted it will be:
FF + 1 - 41 = BF.
Tab. 6
CHARACTER
"A"
CRC
"B"
CRC
"C"
CRC
"D"
CRC
"E"
CRC
"F"
CRC
"G"
CRC
"H"
"I "
CRC
"J"
CRC
230/294
"G" = Parameters reading
"H" = Parameters writing
"I" = Request for operating status
"J" = Request for numerical reading
"K" = Request for counters reading.
ASCII
41h
-
42h
-
43h
-
44h
-
45h
-
46h
-
47h
-
48h
49h
-
4Ah
-
Turbo-V 301-AG Rack Controller User Manual / 87-900-982-01
CONVERTED ASCII FOR CRC CALCULATION
-
BFh
-
BEh
-
BDh
-
BCh
-
BBh
-
BAh
-
89h
-
-
B7h
-
B6h
(F)