
Agilent B1500A/B1505A Programming Guide, Edition 11 1-41
Programming Basics
Data Output Format
4 Bytes Data Elements
To use the 4 bytes binary data format, enter the FMT3 or FMT4 command.
The data (Data, Source_data, Sampling_no, Data_search, Data_sense, Osc_level,
and Dc_bias) will be sent as the binary value shown in Figure 1-2.
Figure 1-2 4 Bytes Binary Data Output Format
A: Type. One bit.
B: Parameter. One bit.
C: Range. Five bits. Range value used to calculate the data.
D: Data count. 17 bits.
E: Status. Three bits.
F: Channel number. Five bits.
These data elements are described in the following pages.
A Type. One bit.
B Parameter. One bit.
65432107 65432107 65432107 65432107
Byte 1 Byte 2 Byte 3 Byte 4
AB C D E F
A Explanation
0 Data other than measurement data.
1 Measurement data.
B for SMU data for CMU data
0 Voltage Resistance or reactance
1 Current or Capacitance Conductance or susceptance
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