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<!DOCTYPE html>
<head>
<title>Ecovacs T20 Omni Details</title>
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<meta name="description" content="Technical details, firmware updates and information about Ecovacs T20 Omni">
<meta name="author" content="Dennis Giese">
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<body>
<h3>Ecovacs T20 Omni</h3>
<p style="color:green;"><b>ACTIVE</b><a href="#active">[2]</a></p><strong style="color: red;">Do not update firmware via OTA if you plan to ever root your device</strong><br>
<hr>
<b>ModelID:</b> ecovacs.p1jij8<br>
<b>Codename:</b> ZJ2231<br>
<b>SKU:</b> <br>
<b>OEM:</b> Ecovacs<br>
<b>Firmware format:</b> encrypted<br>
<b>Sound format:</b> <br>
<b>SOC:</b> Rockchip RK3326 (4x)<br>
<b>RAM:</b> 512 MByte RAM<br>
<b>Flash:</b> 512MByte NAND<br>
<b>MCU:</b> GD32F103VCT6<br>
<b>WiFi:</b> FN-Link 6223a<br>
<b>OS:</b> Linux (+ROS) (4.4.x)<br>
<b>Released:</b> Q2/2023<br>
<h4>Features</h4>
<b>LIDAR:</b> y<br>
<b>Camera:</b> y<br>
<b>Mop:</b> y (rotating)<br>
<b>Waterpump:</b> y<br>
<b>Towerbumper:</b> y<br>
<b>IR dropsensors:</b> 6x<br>
<b>IR sidesensors:</b> y<br>
<b>Frontsensor:</b> Linelaser<br>
<b>Carpetsensor:</b> y (ultrasonic)<br>
<b>Brush type:</b> rubber+brush<br>
<b>Auto Empty:</b> Yes (with default base station)<br><b>Auto Mop Cleaning:</b> Yes (with default base station)<br><b>Cloud support:</b> , ecovacs
<h4>Rootability</h4>
<b>Root supported?</b> : y (Q3/2023)<br>
<b>Root method public?</b> : y<br>
<b>Root complexity:</b> easy (UART)<br>
<b>Valetudo support:</b> n<br>
<h4>Ressources</h4>
<a href="https://dontvacuum.me/talks/37c3-2023/37c3-vacuuming-and-mowing.html">Rooting How-to</a><br>
<b>TÜV privacy certification:</b> y<br><br><h4>Comments</h4>
<i>Has Microphone. Has 2 sidebrushes. Same robot as T20 Turbo, but different base station. Camera cannot be used for live viewing. WARNING: The base station is voltage dependant only. Operation of the 110V base station in a region with 220V will make the auto empty fan explode!</i><br>
<hr /><h4>Firmwares</h4>
<table border=1><tr><td><b>Region</b></td><td>gl</td></tr><tr><td>first seen</td><td>2023-12-10</td></tr></table><br><table border=1><tr><td><b>Type</b></td><td><b>MD5</b></td><td><b>Filename</b></td><td><b>Version</b></td><td><b>Datetime</b></td><td>Size</td><td><b>Regions</b></td></tr>
<tr><td>app</td><td>185b002d31fb2ba1166606a92ea0bb3f</td><td>zj2231_fw-1.4.2.bin</td><td>1.4.2</td><td>2023-03-15 01:24:00</td><td>65,713 MB</td><td>gl</td></tr>
<tr><td>app</td><td>81321ab733f435da6e18bae4760bf09c</td><td>zj2231_fw-1.4.7.bin</td><td>1.4.7</td><td>2023-03-30 07:10:00</td><td>65,795 MB</td><td>gl</td></tr>
<tr><td>app</td><td>6425fc7a51e4001b5d3b76db745d2e1b</td><td>zj2231_fw-1.5.4.bin</td><td>1.5.4</td><td>2023-04-20 08:27:00</td><td>65,756 MB</td><td>gl</td></tr>
<tr><td>app</td><td>cab953f8a6269f70958ffc4ac4950820</td><td>zj2231_fw-1.17.0.bin</td><td>1.17.0</td><td>2023-08-08 01:24:00</td><td>66,566 MB</td><td>gl</td></tr>
<tr><td>app</td><td>a39630a99faed2c53f929ccac6010bc6</td><td>zj2231_fw-1.22.0.bin</td><td>1.22.0</td><td>2023-11-06 01:10:00</td><td>66,574 MB</td><td>gl</td></tr>
</table>
<h3>Changelogs</h3>
<p>These logs are extracted from official firmware releases. They might or might not contain useful information.</p><table border=1><tr><td><b>Type</b></td><td><b>Version</b></td><td><b>Datetime</b></td><td>Changelog</td><td>Diff</td></tr>
<tr><td>app</td><td>1.4.2</td><td>2023-03-15 01:24:00</td><td>initial</td><td>-</td></tr>
<tr><td>app</td><td>1.4.7</td><td>2023-03-30 07:10:00</td><td>initial</td><td><a href="diffs/ecovacs.p1jij8/1.4.2-1.4.7.txt">1.4.2-<br>1.4.7</a></td></tr>
<tr><td>app</td><td>1.5.4</td><td>2023-04-20 08:27:00</td><td>initial</td><td><a href="diffs/ecovacs.p1jij8/1.4.7-1.5.4.txt">1.4.7-<br>1.5.4</a></td></tr>
<tr><td>app</td><td>1.17.0</td><td>2023-08-08 01:24:00</td><td>1. Add deep washing and water-saving washing;<br />
2. Add remote self-cleaning instructions on the APP end;<br />
3. Map optimization for cleaning log, which can be zoomed in for viewing;<br />
4. Fix other bugs.</td><td><a href="diffs/ecovacs.p1jij8/1.5.4-1.17.0.txt">1.5.4-<br>1.17.0</a></td></tr>
<tr><td>app</td><td>1.22.0</td><td>2023-11-06 01:10:00</td><td>Fix known problems</td><td><a href="diffs/ecovacs.p1jij8/1.17.0-1.22.0.txt">1.17.0-<br>1.22.0</a></td></tr>
</table>
<p id="active">[2] Active: A device is still sold, and receives support by the vendor or the community</p><hr /><p>You miss a device here and feel generous? Check out the <a href="https://builder.dontvacuum.me/donations.txt">Donations page here ;)</a></p><hr />
<p><a href="https://robotinfo.dev"><-- Back to the overview</a></p><br><p>This information is collected over time by my rooted devices and stored in a database. There might be firmware older than this, but it is not listed here as I did not own a particular device at that time. There is no guarantee for accuracy of this information, as the availability of firmware might be device specific and region specific. Sometimes I don't have enough devices to cover all regions.</p><br><b>Note: If you use information from this table, please reference it, eg. "Dennis Giese, Robotinfo, https://robotinfo.dev".<br>Please contact me prior using any of the images.</b></body></html>