VXI VT1538A DJ Equipment User Manual


 
Agilent E1538A Enhanced Frequency/Totalize/PWM SCP 3
Agilent E1538A
Enhanced Frequency/Totalize/PWM SCP
About this Manual
This manual describes how to configure the Signal Conditioning Plug-on
(SCP) using SCPI commands and explains the capabilities of this SCP. The
contents of this manual are:
Introduction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 4
Identifying the Plug-on (IMPORTANT). . . . . . . . . . . . . . . page 5
Setting Configuration Switches . . . . . . . . . . . . . . . . . . . . . page 6
Installation. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 7
Connecting To The Terminal Module. . . . . . . . . . . . . . . . . page 7
Recommended Signal Connections . . . . . . . . . . . . . . . . . . page 8
Input and Output Characteristics. . . . . . . . . . . . . . . . . . . . . page 9
Programming With SCPI Commands . . . . . . . . . . . . . . . . page 11
-- Configuring I/O Direction . . . . . . . . . . . . . . . . . . . . . . page 12
Programming Input Channels . . . . . . . . . . . . . . . . . . . . . . page 12
-- Setting the Input Threshold Level . . . . . . . . . . . . . . . . page 12
-- Set Input Logic Sense. . . . . . . . . . . . . . . . . . . . . . . . . . page 13
-- Reading Static Digital State . . . . . . . . . . . . . . . . . . . . . page 14
-- Totalize Positive or Negative Edge State Changes. . . . page 15
-- About Period and Frequency Measurements . . . . . . . . page 16
-- Measure Frequency. . . . . . . . . . . . . . . . . . . . . . . . . . . . page 17
-- Measure Period. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 18
-- Measure Pulse Width . . . . . . . . . . . . . . . . . . . . . . . . . . page 20
-- Sense Quadrature Position . . . . . . . . . . . . . . . . . . . . . . page 21
-- Sense Rotational Velocity. . . . . . . . . . . . . . . . . . . . . . . page 22
Programming Output Channels. . . . . . . . . . . . . . . . . . . . . page 24
-- Controlling Output Polarity . . . . . . . . . . . . . . . . . . . . . page 24
-- Output Static Digital State . . . . . . . . . . . . . . . . . . . . . . page 24
-- Variable Width Pulse Per Trigger . . . . . . . . . . . . . . . . . page 25
-- Variable Width Pulse Train (PWM) . . . . . . . . . . . . . . . page 26
-- Variable Frequency Fixed Width Pulse Train (FM) . . . page 27
-- Variable Frequency Square-Wave Pulse Train (FM) . . page 28
-- Rotationally Positioned Pulse Output. . . . . . . . . . . . . . page 29
-- Rotational Pulse Command Usage . . . . . . . . . . . . . . . . page 30
-- Stepper Motor Control . . . . . . . . . . . . . . . . . . . . . . . . . page 37
*RST and *TST (important!) . . . . . . . . . . . . . . . . . . . . . . page 41
SCPI Command Reference . . . . . . . . . . . . . . . . . . . . . . . . page 42
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . page 77