Chapter 6 Control Modes of Operation
ASDA-B2
6-4
Revision May, 2018
Pulse Type
0: AB phase pulse (4x)
1: Clockwise (CW) and Counterclockwise (CCW) pulse
2: Pulse + symbol
Other settings: reserved
Filter Width
If the received frequency is much higher than the setting, it will be
regarded as the noise and filtered out.
Setting
Value
Minimum Pulse Width
(Low-speed Filter
Frequency
*note 1
)
Setting
Value
Minimum Pulse Width
(High-speed Filter
Frequency
*note 1
)
0
600 ns (0.83 Mpps)
0
150 ns (3.33 Mpps)
1
2.4 us (208 Kpps)
1
600 ns (0.83 Mpps)
2
4.8 us (104 Kpps)
2
1.2 us (416 Kpps)
3
9.6 us (52 Kpps)
3
2.4 us (208 Kpps)
4
No Filter Function
4
No Filter Function
If the user uses 2 ~ 4 MHz input pulse, it is suggested to set the filter value to 4.
Note: When the signal is the high-speed pulse specification of 4 Mpps and the settings
value of the filter is 4, then the pulse will not be filtered.