RIEVTECH STUDIO SOFTWARE MANUAL l Refresh Mode The “ Refresh Mode ” includes two types: "Cyclic" and "Triggered". Ш Cyclic The default refresh mode is "Cyclic". The default sampling cycle period is 1 second. That means the curve is refreshed every 1 second. The minimum sampling cycle period is 0.1 second. Ш Triggered After you select "Triggered" refresh mode, you need to specify a bit register and select the “ Trigger Mode ” . The Trigger Mode can be set "Bit" or "Word". For the “ Bit ” trigger mode, there are three “ Trigger Condition ” : "OFF → ON", "ON → OFF" and "OFF ↔ ON". You can choose one of them. The settings are shown as below. 244