ML4803A Emulation Commands GPIB Operation
8-92 PN: 10585-00001 Rev. P ML2437A/38A OM/PM
OMR (Output a memory store set of data)
OPW (Request for channel reading)
Syntax: OMR<mem>
mem: Memory location 1 to 30.
Remarks: Output a memory store set of data. The output format is as follows:
FREQUENCY: 19 ASCII characters + <CR><LF>
CAL factor: 18 ASCII characters + <CR><LF>
OFFSET value: 18 ASCII characters + <CR><LF>
REFERENCE level: 19 ASCII characters + <CR><LF>
Note: When the ODT, OMR, and OPW data output commands are received
simultaneously, only the command which is received last is valid.
Figure 8-5. OMR Output Data Format
Syntax: OPW
Remarks: Outputs measuring condition, measured data, and status. CR and LF
codes are automatically output and executed after each line of 22 ASCII
characters when the OPW command is used. The format of the returned
data is:
Figure 8-6. OPW Output Data Format
FREQUENCY
1 5 10 15
αHz
α= M or G
<CR><LF>
CAL
dB
<CR><LF>
OFFSET
dB
<CR><LF>
REFERENCE
5 character data
dBm
<CR><LF>
±
±
.
.
.
87
MODESTATUS
654321 161514131211109 222120191817
RANGE AVERAGE 5 CHARACTER DATA
EXPONENT
<CR><LF>
ALWAYS “_”
ALWAYS “E”
SIGN
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