Signal calculation format – Yaskawa MP940 Reference Manual User Manual
Page 119
CNTR Function
MotionSuite™ MP940 Machine Controller Reference Manual
4-28
Signal Calculation Format
(Positive Logic)
×1 : Calculation at A pulse rise
×2 : Calculation at A pulse rise and fall
×4 : Calculation at A and B pulse rise and fall
(Negative Logic)
~1 : Calculation at A pulse fall
~2 : Calculation at A pulse fall and rise
~4 : Calculation at A and B pulse fall and rise
The external input pulse timing is shown below.
External Pulse Timing
Pulse Calculation
Format
Polarity
UP Count (Fwd)
DOWN Count (Rev.)
Sign Format
(5V during
differential
input)
×1
Positive
Logic
Negative
Logic
×2
Positive
Logic
Negative
Logic
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
LOW
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
HIGH
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
HIGH
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
LOW
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
LOW
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
LOW
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
LOW
A pulse
B pulse
A
ƒpƒ‹ƒX
B
ƒpƒ‹ƒX
LOW
A pulse
B pulse