NARDA 8718B User Manual
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Appendices
>A000CSCR
>C000CSCR
>Dr00CSCR
>E003XXXCSCR
>F0r4XXXXCSCR
>H000CSCR
>P000CSCR
>L000CSCR
>V000CSCR
>X000CSCR
AUTO ZERO
READ CLOCK (TIME DATE)
Display averaging change
r=1, 2, 3, 4 low to high display averaging
SET CF (Correction Factor)
SET FREQ
X is DATA, r is kHz, MHz, GHz
r=0=kHz, r=1=MHz, r=2=GHz
SEND HEADER (24 bytes of data)
DUMP PROBE DATA (432 bytes of data)
DUMP LOG DATA
READ displayed VALUE
Last displayed value (6 bytes) + units (6 bytes)
READ MAX
Command Characters
Function
I.
Communications Protocol
A) Ground Rules
1) CS= two digit checksum (2 ASCII (Hex) characters)
NOTE: The ">" is NOT included in the checksum calculation
2) CR= one digit camage return (13 or $0D)
3) x= data
4) r= range
5) >=ASCII “>” ($3E)
B) General send format:
1) >ïcmd letter п0 0п# of digits in data ïdata ïCSïCRï
2) All characters are sent and received as capital letters,
don’t send lower case letters unless one is specifically requested.
3) Checksum (CS) is always sent or received as a
hexadecimal value, e.g.,"A7","BC","2E", etc.
4) Data is always sent or received as a decimal value.
Command Characters
Function