Keithley 6482 - Introduction

B-2 Return to Section Topics 6482-901-01 Rev. A / August 2012
Appendix B: Data Flow Model 6482 Dual-Channel Picoammeter / Voltage Source Reference Manual
Introduction
Data flow for remote operation is summarized by the block diagram shown in Figure B-1. Refer to
this block diagram for the following discussion.
Figure B-1
Data flow block diagram
CALC1
(R,G,P,M)
CALC3
(REL)
SENS2
(Sample
Buffer)
CALC2
(R,G,P,M)
CALC4
(REL)
CALC5
(RATIO)
CALC7
(LIMITS)
CALC6
(DELTA)
Data Store
Buffer
Bypass if
CALC1
disabled
Bypass if
CALC2
disabled
READ?,
FETC?
DATA?
READ?,
FETC?
DATA?
CALC1:DATA?
CALC3:DATA?
CALC2:DATA?
CALC4:DATA?
CHANNEL 1
CHANNEL 2
CALC5:DATA?
CALC7:DATA?
CALC6:DATA?
CALC8:DATA?
:TRAC:DATA?
SENS1
(Sample
Buffer)