Yaskawa MP940 - Manual (Page 126)

4.4 CNTR Function
4-33
4
Table 4.8 Timing of External Input Pulses
Pulse Count
Method
Polarity Up Count (Forward) Down Count (Reverse)
Sign method
(for 5-V
differential
input) x1 Positive
logic
Negative
logic
x2 Positive
logic
Negative
logic
A/B method x1 Positive
logic
Negative
logic
x2 Positive
logic
Negative
logic
x4 Positive
logic
Negative
logic
UP/DOWN
method x1 Positive
logic
Negative
logic
x2 Positive
logic
Negative
logic
LOW
A pulses
B pulses
HIGH
A pulses
B pulses
HIGH
A pulses
B pulses
LOW
A pulses
B pulses
LOW
A pulses
B pulses
HIGH
A pulses
B pulses
HIGH
A pulses
B pulses
LOW
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses
A pulses
B pulses Fixed at low or high.
A pulses
B pulses
Fixed at low or high.
A pulses
B pulses Fixed at low or high.
A pulses
B pulses
Fixed at low or high.
A pulses
B pulses Fixed at low or high.
A pulses
B pulses
Fixed at low or high.
A pulses
B pulses Fixed at low or high.
A pulses
B pulses
Fixed at low or high.