how-to-use-the-epics-device-support-of-fmc-tdc.md

@@ -123,3 +123,14 @@ record(longin, "ET_WR8:TDC:CH0:OFFSET:RB") {
         field(PINI, "YES")  
     }**  
 Note, that the "longout" record is used for the setting while the "longin" record is its readback.
+  
+---
+Shell command in IOC  
+- Opening the device  
+  **wrtdcOpen(PCI ID)**  
+  - Making the device the enable status
+  - Should be implemented before **dbLoadRecords()**
+- Setting the message level  
+  **wrtdcDebug(level)**
+- Time difference between TAI and UTC  
+  **wrtdcTAIdiff(second)**