Multimeter Command And Parameter Opcodes - HP E1351A User Manual

Multimeter
Command and
Parameter Opcodes
Multimeter Command
Parameter
Measurement 04
Function
Range 02
Aperture Time 00
Autozero 08
Offset 36
Compensation
Trigger Source 06
Trigger Count 39
Trigger Delay 23
Voltmeter 40
Complete Signal
Destination
Sample Count 38
Sample Source 07
Sample Period 10
(5)
Software Sample 35
(6)
Trigger Arm 12
Trigger Immediate 13
Send Error 15
96 HP E1351A/53A Register-Based Programming
Table B-1 contains the multimeter command and parameter opcodes. The
opcodes used to query the parameter settings are also included.
Table B-1. Multimeter Command and Parameter Opcodes
Parameter
Opcode Opcode
00
01
02
00
01
02
03
04
05
00
01
02
03
04
05
06
00
01
02
00
01
00
01
02
03 - 0A
<upper byte>
<middle byte>
<lower byte>
<upper byte>
<middle byte>
<lower byte>
8-bit binary number
(7)
<upper byte>
<middle byte>
<lower byte>
00
01
02
03
<upper byte>
<lower byte>
— -
00
01
— -
— -
Table B-1 Continued on Next Page
Value
Opcode
DCV 05
ACV
(4-wire) OHMS
125 mV / 256 Ω
03
1V / 2.048 kΩ
8V / 16.384 kΩ
64V / 131 kΩ
300V / 1.048 MΩ
Autorange
267 ms 01
16.7 ms
320 ms
20 ms
2.5 ms
100 µs
10 µs
On 09
Off
Once
Off 37
On
Immediate 29
External
Hold
TTL trigger lines
0 - 7
1 - 16,777,215 33
(1),(3)
0 - 16.777215s 31
(1)
0 - 7 41
(TTL trigger lines)
1 - 16,777,215 32
(1),(4)
Immediate 30
Timer
Software
Control Register
76µs - 65.534ms 11
(1)
— - —-
Un-armed —-
Armed
— - —-
— - —-
Query Query
Response
parameter
opcode
parameter
opcode
parameter
opcode
parameter
opcode
parameter
opcode
parameter
opcode
24-bit unsigned
number
(2)
24-bit unsigned
number
(2)
8-bit binary number
24-bit unsigned
number
(2)
parameter
opcode
16-bit unsigned
number
(2)
...
— -
...
— -
Appendix B