ETAS ES441.1 - Definitions; Key; State; Fig. 5-1 Active and Inactive State

ES441.1 - User’s Guide 35
ETAS Functional Description
5.2 Definitions
This section defines signals which are used in the description of the measuring
capabilities of the ES441.1.
5.2.1 Key
Tab. 5-1 on page 35 shows all symbols used in the figures in the Functional
Description chapter.
Tab. 5-1 Symbols Used
5.2.2 State
The term state describes the level of a signal at a particular sampling time. The
state of an input signal is either active or inactive. The active state is shown by
the value 1 or HIGH, the inactive state by the value 0 or LOW.
Fig. 5-1 Active and Inactive State
Note
All definitions in this section are definitions for digital signals.
Symbol Meaning
Time stamp for previous samples
Current time stamp
Resulting sampling value
Time
Input
Signal
Active
Inactive