# DevTerm OS CM3 image files

**URL:** <https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151>\
**Category:** Firmware and Apps\
**Tags:** firmware\
**Created:** [September 23, 2021, 10:18pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151 "2021-09-23T22:18:56Z")\
**Posts on this page:** 17\
**Page:** 1

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**Author:** ![yong](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/yong/32/73_2.png) [@yong](https://forum.clockworkpi.com/u/yong)\
**Post date:** [September 23, 2021, 10:18pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/1 "2021-09-23T22:18:56Z")

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Unless you want to [Create DevTerm CM3 OS image from scratch.](https://github.com/clockworkpi/DevTerm/wiki/Create-DevTerm-CM3-OS-image-from-scratch) We will use this page to share our official DevTerm OS CM3 image files here:

[![IMG_CM3](https://canada1.discourse-cdn.com/flex029/uploads/clockworkpi/original/2X/0/05a4fb23cafb6ef1c03856c11d245ca9f21af29b.png)](http://dl.clockworkpi.com/DevTerm_CM3_v0.1a.img.bz2)

**Download：**  
[http://dl.clockworkpi.com/DevTerm\_CM3\_v0.1a.img.bz2](http://dl.clockworkpi.com/DevTerm_CM3_v0.1a.img.bz2) ==\> [Mirror #1](https://wiki.clockworkpi.com/images/files/DevTerm_CM3_v0.1a.img.bz2) ==\> [Torrent](https://wiki.clockworkpi.com/images/files/DevTerm_CM3_v0.1a.img.bz2.torrent)  
md5sum: bef6c111863f8d2e6ef1cb23be354152  
Size: 3.2G  
**v0.1 latest release note:**

```auto
Based on the Raspberry Pi OS ARM32 system Linux Kernel v4.19
Friendly modified LXDE POWERED BY desktop environment Raspberry Pi 
Rechargeable battery energy management
Standard CUPS thermal printer driver support
(Both username and password for the default user is pi, if not modified during initial boot)
Following the principle of [minimal changes from scratch](https://github.com/clockworkpi/DevTerm/wiki/Devterm-CM3-rpi-os-image)
**A BIG THANK YOU** to the open source ecosystem and all supporters from around the world!
```

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**Author:** ![yong](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/yong/32/73_2.png) [@yong](https://forum.clockworkpi.com/u/yong)\
**Post date:** [September 23, 2021, 10:19pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/2 "2021-09-23T22:19:49Z")

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Pinned on September 23, 2021, 10:19pm UTC



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**Author:** ![Glbr\_Hanson](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/glbr_hanson/32/4883_2.png) [@Glbr\_Hanson](https://forum.clockworkpi.com/u/Glbr_Hanson)\
**Post date:** [September 24, 2021, 7:41am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/3 "2021-09-24T07:41:11Z")

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Downloading been blocked, because of protocol mismatch:

![Screen Shot 2021-09-24 at 4.39.04 PM](https://canada1.discourse-cdn.com/flex029/uploads/clockworkpi/original/2X/9/912d21701096bf041de3dfe918e1e1dc771161ac.png)

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**Author:** ![ksbex](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/ksbex/32/5288_2.png) [@ksbex](https://forum.clockworkpi.com/u/ksbex)\
**Post date:** [September 24, 2021, 2:04pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/4 "2021-09-24T14:04:20Z")

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The github wiki still shows the mega link.

> **[Devterm CM3 rpi os image · clockworkpi/DevTerm Wiki](https://github.com/clockworkpi/DevTerm/wiki/Devterm-CM3-rpi-os-image)**
>
> Contribute to clockworkpi/DevTerm development by creating an account on GitHub.

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**Author:** ![ksbex](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/ksbex/32/5288_2.png) [@ksbex](https://forum.clockworkpi.com/u/ksbex)\
**Post date:** [September 24, 2021, 3:07pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/5 "2021-09-24T15:07:33Z")

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I created a page on the [main wiki](https://wiki.clockworkpi.com/index.php/ClockworkOS) with this info

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**Author:** ![Godzil](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/godzil/32/60_2.png) [@Godzil](https://forum.clockworkpi.com/u/Godzil)\
**Post date:** [September 24, 2021, 6:12pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/6 "2021-09-24T18:12:07Z")

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Going to add the torrent file to my CPi seed server

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**Author:** ![ksbex](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/ksbex/32/5288_2.png) [@ksbex](https://forum.clockworkpi.com/u/ksbex)\
**Post date:** [September 24, 2021, 6:23pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/7 "2021-09-24T18:23:06Z")

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> [@yong](#):
>
> `(Password for the default user is pi, if not modified during initial boot)`

Should this not say default user is “pi” but default password is “raspberry”? Or has this changed from Raspberry OS?

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**Author:** ![v\_nannan](https://avatars.discourse-cdn.com/v4/letter/v/2acd7d/32.png) [@v\_nannan](https://forum.clockworkpi.com/u/v_nannan)\
**Post date:** [September 25, 2021, 12:58am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/8 "2021-09-25T00:58:15Z")

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Are there any new updates comparing with the system from mega.gz ?

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**Author:** ![yong](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/yong/32/73_2.png) [@yong](https://forum.clockworkpi.com/u/yong)\
**Post date:** [September 25, 2021, 3:51am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/9 "2021-09-25T03:51:18Z")

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I think it has been changed from the Raspberry OS. Both the default username and password is **pi** ，user will be prompted to change the default password during the first boot-up.

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**Author:** ![yong](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/yong/32/73_2.png) [@yong](https://forum.clockworkpi.com/u/yong)\
**Post date:** [September 25, 2021, 4:04am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/10 "2021-09-25T04:04:42Z")

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@Glbr_Hanson Sorry, I believe SSL cercificate is not setup for the dl sub-domain yet, please try the mirror link or the torrent.  
@v_nannan There is no difference, the mega.nz link is the same system image.  
@ksbex @Godzil Thanks for your help!

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<div class="post-metadata">

**Author:** ![ksbex](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/ksbex/32/5288_2.png) [@ksbex](https://forum.clockworkpi.com/u/ksbex)\
**Post date:** [September 25, 2021, 4:26am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/11 "2021-09-25T04:26:21Z")

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Okay I’ll update the wiki

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<div class="post-metadata">

**Author:** ![ksbex](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/ksbex/32/5288_2.png) [@ksbex](https://forum.clockworkpi.com/u/ksbex)\
**Post date:** [September 25, 2021, 4:28am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/12 "2021-09-25T04:28:32Z")

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lol, nevermind you already did

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**Author:** ![bagelbyheart](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/bagelbyheart/32/9083_2.png) [@bagelbyheart](https://forum.clockworkpi.com/u/bagelbyheart)\
**Post date:** [February 24, 2024, 10:04pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/13 "2024-02-24T22:04:14Z")

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Any chance yall could make an updated CM3 devterm image?

Ideally, based off of either:

- 2023-12-05-raspios-bookworm-arm64.img.xz
- 2023-12-11-raspios-bookworm-arm64-lite.img.xz

The version on the site is still v0.1a and has a lot of programs installed that could be installed as needed instead.

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**Author:** ![straypig](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/straypig/32/5062_2.png) [@straypig](https://forum.clockworkpi.com/u/straypig)\
**Post date:** [February 26, 2024, 3:42pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/14 "2024-02-26T15:42:16Z")

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+1 would be cool - especially if the power-drain-when-devterm-is-turned-off could be solved in this release

The CM3 is a useful compromise between the RISC-V and the CM4 options.

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**Author:** ![markatlnk](https://avatars.discourse-cdn.com/v4/letter/m/8797f3/32.png) [@markatlnk](https://forum.clockworkpi.com/u/markatlnk)\
**Post date:** [February 27, 2024, 1:50pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/15 "2024-02-27T13:50:28Z")

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The power drain when off problem can be fixed by changing a SMT resistor. I posted something about it quite awhile back.

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**Author:** ![adcockm](https://yyz1.discourse-cdn.com/flex029/user_avatar/forum.clockworkpi.com/adcockm/32/1664_2.png) [@adcockm](https://forum.clockworkpi.com/u/adcockm)\
**Post date:** [March 1, 2024, 11:50pm UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/16 "2024-03-01T23:50:09Z")

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I did a bit of digging and I think it was this:

> [@Batteries drain whilst switch](https://forum.clockworkpi.com/t/batteries-drain-whilst-switch/7204/19):
>
> Here is my note from June 10th 2022. I finally got time to look into this. Looking at the schematic of the power section, R107 and R108 create a divider that feeds pin 11 of the SY7215 part. Starting then turning off the system, I went to measure the voltage on the junction of R107 and R108. This caused the system to shut down. Found that odd, so I tacked a 1 Meg resistor on top of R108 to drop the 100K value just a bit. The meter should be about 10M so thought this would do it, it didn’t. I ne…

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<div class="post-metadata">

**Author:** ![markatlnk](https://avatars.discourse-cdn.com/v4/letter/m/8797f3/32.png) [@markatlnk](https://forum.clockworkpi.com/u/markatlnk)\
**Post date:** [March 2, 2024, 12:46am UTC](https://forum.clockworkpi.com/t/devterm-os-cm3-image-files/7151/17 "2024-03-02T00:46:37Z")

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Yup, that is it. Haven’t had an issue after I did that mod. Still have the CM3 in the DevTerm. I have the CM4 in the uConsole and it doesn’t have that problem.
