> For the complete documentation index, see [llms.txt](https://doc.sysdevmobile.com/kalipso5/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://doc.sysdevmobile.com/kalipso5/developing/form/actions/actions-description/group-rfid/untitled.md).

# RFID Start Inventory

Starts an RFID inventory.

Action available for the following operating systems:

![](/files/-MRyMmurYkr5sJQek1Ij)

### Parameters

*General*

* **Targets**
  * **Tag ID** \<variable or control> - The Tag ID that the user wants to start a inventory. Leave empty for the first tag found.
  * **Target RSSI** \<variable or control> - The list of the RSSI values for each of the tags found.
  * **Target Scaled RSSI** \<variable or control> -
  * **Items Frequency** \<variable or control>
  * **Target Antenna ID** \<variable or control>
  * **Target Value** \<variable or control>
  * **Target User Data** \<variable or control>

*Details*

* **User Parameters** *\<string>*
* **Filter Duplicates** *\<numeric>*
  * 1 - Yes
  * 2 - No

*Filter*

* **Apply Filter** *\<string>*
  * 1 - Yes
  * 2 - No
* **Memory Bank** *\<string>*
  * -1 EPC ID Content
  * 0 Reserved
  * 1 EPC
  * 2 TID
  * 3 User
* **Mask Value** *\<string>* Hexadecimal
* **Bit Position** *\<numeric>* Index of the first Bit to apply mask.
* **Bit Lenght** *\<numeric>* Number of Bits to use in the mask.

*Return*

* **ID to Return** *\<numeric>*
  * -1 - EPCID
  * 0 - Reserved Memory Bank
  * 1 - EPC Memory Bank
  * 2 - TagID Memory Bank
  * 3 - User Memory Bank
  * 10 - EPCID + Reserved Memory Bank
  * 11 - EPCID + EPC Memory Bank
  * 12 - EPCID + TID Memory Bank
  * 13 - EPCID + User Memory Bank
* **Start Address** *\<numeric>*
* **Number of Bytes** *\<numeric>*