> For the complete documentation index, see [llms.txt](https://docs.intrepidcs.com/vspy-3-documentation/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.intrepidcs.com/vspy-3-documentation/vehicle-spy-main-menus/main-menu-measurement/graphical-panels/graphical-panels-tools/graphical-panel-controls-hex-edit.md).

# Graphical Panel Controls: Hex Edit

The Hex Edit control allows raw data from a signal to be displayed and edited in a window within a graphical panel. An example can be seen in Figure 1.

![Figure 1: A Hex Edit control displaying data from a signal (with ASCII characters). Changes made here will propagate to the signal value.](/files/UkhBIvuPNcB9Qqx3WB8i)

Table 1 lists the properties specific to a Hex Edit control. A list of common properties can be found under [Common Control Properties](/vspy-3-documentation/vehicle-spy-main-menus/main-menu-measurement/graphical-panels/graphical-panels-tools/graphical-panel-controls-common-control-properties.md).

**Table 1: Hex Edit Control Properties**

| Property     | Function and Options                                                                                                                                                                                                                                                   |
| ------------ | ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- |
| ShowAscii    | <p>Controls whether or not ASCII character representations of byte values are shown in the control:</p><ul><li><strong>0-No:</strong> Only the hex byte values are shown.</li><li><strong>1-Yes:</strong> Both hex bytes and ASCII characters are displayed.</li></ul> |
| BytesPerLine | Specifies the number of bytes to show in each row of the control, from 1 to 128.                                                                                                                                                                                       |


---

# Agent Instructions
This documentation is published with GitBook. GitBook is the documentation platform designed so that both humans and AI agents can read, navigate, and reason over technical content effectively. Learn more at gitbook.com.

## Querying This Documentation
If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.intrepidcs.com/vspy-3-documentation/vehicle-spy-main-menus/main-menu-measurement/graphical-panels/graphical-panels-tools/graphical-panel-controls-hex-edit.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.