Chapter 8 Parameters
ASDA-A2R Series
Revision December, 2014
8-39
Logic
Type
High-speed and Low-speed pulse input
Logic Pulse Type
Forward
Reverse
0
Positive Log
ic
A Pulse Phase Lead
A Pulse Phase Lag
AB phase
pulse
CW and
CCW pulse
High-speed pulse input
Logic Pulse Type
Forward
Reverse
0
P
o
sit
ive
Lo
g
ic
Pulse +
Symbol
Sign = high
Sign = low
Low-speed pulse input
Logic Pulse Type
Forward
Reverse
0
P
o
sit
ive
Lo
g
ic
Pulse +
Symbol
Sign = low
Sign = high
For digital circuit, it uses 0 and 1 represents two status, which is high voltage and low
voltage. In Positive Logic, 1 represents high voltage and 0 represents low voltage and
vice versa in Negative Logic.
For example:
Positive Logic
Negative Logic
