Delta EtherCAT Programming Manual page 401

High Speed Pulse Compare Function
 Output mode of user-defined pulse interval. User can define the position for
performing compare function.
27
Note:
1. The trigger-on position is set by "Pos_table" of the API
"_ECAT_Compare_Set_Channel1_Position_Table".
2. For the trigger retaining time, please refer to description of API
"_ECAT_Compare_Set_Channel_Trigger_Time".
27-20
Figure 27.12.3 Output mode of user-defined pulse interval
EtherCAT Programming Guide
March, 2017