Unipi technology Knowledge Base en:hw:004-edge

First steps

anonymous@undisclosed.example.com (Anonymous) — Wed, 05 Aug 2026 13:45:14 +0000

@@ -159,9 +159,9 @@
  Units in default state or with freshly installed clean OS image have user password set to factory password set in manufacturing. This password can be found on the informational label.
  </WRAP>
  </WRAP>
  
- After logging in for the first time, you will be prompted to change the user password used for the first log in.
+ After logging in for the first time, you will be prompted to set custom user password.
  
  /* Co dále */
  ===== Further info =====
    * [[.:04-image:0-flash|Flashing an OS image]]

Inputs & Outputs

anonymous@undisclosed.example.com (Anonymous) — Fri, 04 Jul 2025 12:25:23 +0000

@@ -17,25 +17,25 @@
  <WRAP center round box group>
  <html><span class="kbBlueText">The following article contains info about inputs and outputs of Edge units</span></html>
  {{ :files:img_breakline_light_blue.png?nolink |}}
  For detailed info and technical parameters of inputs and outputs, please visit the following subcategories:
-   * [[en:hw:004-edge:description-of-io:01-description-of-di|Digital inputs]]
-   * [[en:hw:004-edge:description-of-io:02-description-of-do|Digital outputs]]
-   * [[en:hw:004-edge:description-of-io:04-description-of-ai|Analog inputs]]
+   * [[en:hw:004-edge:02-description-of-io:01-description-of-di|Digital inputs]]
+   * [[en:hw:004-edge:02-description-of-io:02-description-of-do|Digital outputs]]
+   * [[en:hw:004-edge:02-description-of-io:04-description-of-ai|Analog inputs]]
  </WRAP>
  
  ----
  
  /* popis DI */
  {{page>..:description-of-di-hidden}}
- More detailed info about digital inputs is available on [[.:description-of-io:01-description-of-di|this link]].
+ More detailed info about digital inputs is available on [[.:02-description-of-io:01-description-of-di|this link]].
  ----
  
  /* popis DO */
  {{page>..:description-of-edge-do-hidden}}
- More detailed info about digital outputs is available on  [[.:description-of-io:02-description-of-do|this link]].
+ More detailed info about digital outputs is available on  [[.:02-description-of-io:02-description-of-do|this link]].
  
  ----
  
  /* popis AI */
  {{page>..:description-of-edge-ai-hidden}}
- More detailed info about analog inputs is available on [[.:description-of-io:04-description-of-ai|this link]].
+ More detailed info about analog inputs is available on [[.:02-description-of-io:04-description-of-ai|this link]].

OS images

anonymous@undisclosed.example.com (Anonymous) — Thu, 09 Oct 2025 13:57:26 +0000

@@ -1,48 +1,2 @@
- {{page>en:hw:004-edge:edge-in-development-hidden}}
- 
  ====== OS images ======
- 
- <WRAP group>
- <WRAP half column 100%>
- #;;
- <html><style>h1 {margin-bottom: 10px !important;}</style><span class="tag-skelet inline-tag mobile-only">
- <span class="dev-edge">Edge</span>
- </span></html>
- #;;
- </WRAP>
- </WRAP>
- 
- The default operating system for Edge units is based on the Linux Debian. Normally Base OS is included in all Unipi Edge from production. 
- 
- ----
- 
- <tile>
- | en:hw:004-edge:03-download-image:01-mervis       | Mervis OS         | files:unipi-kb-icon-mervis.png              |
- | en:hw:004-edge:03-download-image:03-base         | Base OS           | files:unipi-kb-icon-linux-unipi.png         |
- </tile> 
- /*
- | en:hw:004-edge:03-download-image:02-nodered      | Node-RED*         | files:unipi-kb-icon-nodered.png             | */
- 
- <WRAP group center round box 95%>
- {{ :files:img_warning-line_b.png?nolink |}}
- <WRAP half column 13%>
- {{ :en:hw:08_safety-instructions_pseudo-ISO-7010-info.png?nolink |(!)}}
- </WRAP>
- <WRAP half column 83%>
- **Note:** \\
- You can find tutorial on how to upload the images [[.:04-image|here]].
- </WRAP>
- </WRAP>
- 
- /*
- <WRAP group center round box 95%>
- {{ :files:img_warning-line_b.png?nolink |}}
- <WRAP half column 13%>
- {{ :en:hw:08_safety-instructions_pseudo-ISO-7010-info.png?nolink |(!)}}
- </WRAP>
- <WRAP half column 83%>
- **Note:** \\
- ** * ** No OS image is provided, but can be installed to Base OS.
- </WRAP>
- </WRAP>
- */
+ ~~REDIRECT>.:05-downloads~~

Flash / backup the OS

anonymous@undisclosed.example.com (Anonymous) — Wed, 21 Jan 2026 09:06:46 +0000

@@ -16,9 +16,9 @@
  </WRAP>
  
  <WRAP center round box group>
  Under this article you can find following guides:
- {{ :files:img_breakline_light_blue.png?nolink |}} [[en:hw:004-edge:0-flash|Flashing an OS image]] \\ Can be used to 
+ {{ :files:img_breakline_light_blue.png?nolink |}} [[en:hw:004-edge:04-image:0-flash|Flashing an OS image]] \\ Can be used to 
    * Update the OS version,
    * Change platform (i.e. form Base OS to Mervis) 
    * Revert the image to factory settings   
    * Restore previously made backup of OS

Downloads

anonymous@undisclosed.example.com (Anonymous) — Mon, 31 Aug 2026 10:48:19 +0000

@@ -37,9 +37,9 @@
  
  ===== Documentation =====
  
  |< 100% 10%  >|
- ^ Type      ^  Technical Datasheet  ^^  Modbus register map  ^  Drawing  ^ 3D Model ^  Instruction leaflet  ^^  Errata  ^^
+ ^ Type      ^  Technical Datasheet  ^^  Modbus register map  ^  Drawing  ^  3D Model  ^  Instruction leaflet  ^^  Errata  ^^
  | E410      |  {{:files:products:edge:unipi-edge-e410-product-datasheet-v1.0-en.pdf|EN}}|{{:files:products:edge:unipi-edge-e410-produktovy-list-v1.0-cs.pdf|CZ}}  |  {{:files:products:edge:unipi-edge-e410-modbus-map-v2.0.pdf|PDF}}  |  {{files:products:edge:unipi-edge-e410-drawing-v1.2.pdf|PDF}}  |  {{:files:products:edge:unipi-edge-e410-case-v1.0.step|STEP}}  |  {{:files:products:edge:unipi-edge-quick-instructions-and-safety-information-v1.4-en.pdf|EN}}|{{:files:products:edge:unipi-edge-rychly-navod-a-bezpecnostni-informace-v1.4-cs.pdf|CZ}}  |  {{ :files:products:edge:unipi-edge-errata-en.pdf |EN}}|{{  :files:products:edge:unipi-edge-errata-cs.pdf |CZ}} |
  | E411      |  {{:files:products:edge:unipi-edge-e411-product-datasheet-v1.0-en.pdf|EN}}|{{:files:products:edge:unipi-edge-e411-produktovy-list-v1.0-cs.pdf|CZ}}  |  {{:files:products:edge:unipi-edge-e411-modbus-map-v2.0.pdf|PDF}}  |  {{files:products:edge:unipi-edge-e411-drawing-v1.0.pdf|PDF}}  |  {{:files:products:edge:unipi-edge-e411-case-v1.0.step|STEP}}  |  {{:files:products:edge:unipi-edge-quick-instructions-and-safety-information-v1.4-en.pdf|EN}}|{{:files:products:edge:unipi-edge-rychly-navod-a-bezpecnostni-informace-v1.4-cs.pdf|CZ}}  |  {{ :files:products:edge:unipi-edge-errata-en.pdf |EN}}|{{  :files:products:edge:unipi-edge-errata-cs.pdf |CZ}} |
  | E412      |  {{:files:products:edge:unipi-edge-e412-product-datasheet-v1.0-en.pdf|EN}}|{{:files:products:edge:unipi-edge-e412-produktovy-list-v1.0-cs.pdf|CZ}}  |  {{:files:products:edge:unipi-edge-e412-modbus-map-v2.0.pdf|PDF}}  |  {{files:products:edge:unipi-edge-e412-drawing-v1.2.pdf|PDF}}  |  {{:files:products:edge:unipi-edge-e412-case-v1.0.step|STEP}}  |  {{:files:products:edge:unipi-edge-quick-instructions-and-safety-information-v1.4-en.pdf|EN}}|{{:files:products:edge:unipi-edge-rychly-navod-a-bezpecnostni-informace-v1.4-cs.pdf|CZ}}  |  {{ :files:products:edge:unipi-edge-errata-en.pdf |EN}}|{{  :files:products:edge:unipi-edge-errata-cs.pdf |CZ}} |
  | E413      |  {{:files:products:edge:unipi-edge-e413-product-datasheet-v1.0-en.pdf|EN}}|{{:files:products:edge:unipi-edge-e413-produktovy-list-v1.0-cs.pdf|CZ}}  |  {{:files:products:edge:unipi-edge-e413-modbus-map-v2.0.pdf|PDF}}  |  {{files:products:edge:unipi-edge-e413-drawing-v1.2.pdf|PDF}}  |  {{:files:products:edge:unipi-edge-e413-case-v1.0.step|STEP}}  |  {{:files:products:edge:unipi-edge-quick-instructions-and-safety-information-v1.4-en.pdf|EN}}|{{:files:products:edge:unipi-edge-rychly-navod-a-bezpecnostni-informace-v1.4-cs.pdf|CZ}}  |  {{ :files:products:edge:unipi-edge-errata-en.pdf |EN}}|{{  :files:products:edge:unipi-edge-errata-cs.pdf |CZ}} |

Peripherals

anonymous@undisclosed.example.com (Anonymous) — Mon, 18 May 2026 14:04:00 +0000

@@ -45,7 +45,16 @@
  
  Port mapping and technical information about Wireless LAN (Wi-Fi & Bluetooth) can be found [[.:06-peripherals:04-wlan|here]].
  
  ----
+ 
+ /*
+ <html><span class="kbBlueText"><a href="/en:hw:004-edge:06-peripherals:05-mbus">M-Bus</a> (<a href="/en:hw:004-edge#unipi_edge_model_overview">optional</a>)</span></html>:\\
+ M-Bus (Meter-Bus) is a communication bus and protocol designed primarily for remote meter reading, such as electricity meters, water meters, gas meters, or heat meters. It allows multiple devices to be connected to a single line, enabling centralized reading and reliable transmission of measured data even over long distances with minimal cabling and power requirements.
+ 
+ 
+ Port mapping and technical information about M-Bus can be found [[.:06-peripherals:05-mbus|here]].
+ ----
+ */
  
  <html><span class="kbBlueText"><a href="/en:hw:004-edge:06-peripherals:09-other">Other</a>:</span></html>\\
  More information about TPM, Retain and other peripherals for Unipi Edge can be found [[.:06-peripherals:09-other|here]].

LED indication

anonymous@undisclosed.example.com (Anonymous) — Thu, 12 Feb 2026 08:37:15 +0000

@@ -18,15 +18,26 @@
  
  |< 100% 28% 14% 45% 13%>|
  ^ Label                 ^ Function       ^ Meaning                                  ^ Colour   ^
  | PWR                   | On             | Supply voltage indication                | Red      |
- | ACT                   | Blinking       | Microprocessor I/O status indication     | Green    |
+ | ACT                   | Blinking       | Indicates that operating system is running \\ Can be customized    | Green    |
  | Digital inputs (DI)   | On             | Indication of log.1 at the input         | Green    |
  | Digital outputs (DO)  | On             | Indication of output in active state     | Green    |
  | TX (S)                | On             | Indication of serial line broadcasting   | Green    |
  | RX (S)                | On             | Indication of serial line receiving      | Green    |
  | User LEDs (X)         | Selectable     | Programmable user LEDs                   | Green    |
  | WiFi (optional)       | On             | Indication of wireless connection        | Green    |
+ 
+ <WRAP group center round box 95%>
+ {{ :files:img_warning-line_b.png?nolink |}}
+ <WRAP half column 13%>
+ {{ :en:hw:08_safety-instructions_pseudo-ISO-7010-info.png?nolink |(!)}}
+ </WRAP>
+ <WRAP half column 83%>
+ **Note:** \\
+ Behavior of the ACT LED can be changed. You can find the setting in **/sys/class/leds/act-led/**. It is set to timer mode by default
+ </WRAP>
+ </WRAP>
  
  ==== Description of LTE LEDs ====
  
  {{page>en:hw:lte_led_description-hidden}}

Safety instructions

anonymous@undisclosed.example.com (Anonymous) — Tue, 28 Jul 2026 10:15:20 +0000

@@ -77,16 +77,16 @@
  </WRAP>
  
  
  ==== DIN mounting ====
+ === Default holder variant (AL) ===
  
- === Default holder variant (TSH-35) ===
+ {{page>..:din-mounting-emko-hidden}}
+ 
+ === Alternative holder variant (TSH-35) ===
  
  {{page>..:din-mounting-bopla-hidden}}
  
- === Alternative holder variant (AL) ===
- 
- {{page>..:din-mounting-emko-hidden}}
  ===== Operational safety =====
  
    * Use the device only for the purpose for which it was designed.
    * Ensure compliance with the [[.:11-technical-parameters#storage_installation_and_operating_conditions|operating parameters]] of the device.
@@ -124,14 +124,14 @@
  {{page>..:maintenance-service-hidden}}
  
  
  ==== DIN demounting ====
+ === Default holder variant (AL) ===
+ {{page>..:din-demounting-hidden}}
  
- === Default holder variant (TSH-35) ===
+ === Alternative holder variant (TSH-35) ===
  {{page>..:din-demounting-bopla-hidden}}
  
- === Alternative holder variant (AL) ===
- {{page>..:din-demounting-hidden}}
  
  ==== Replacing battery ====
  {{page>.:edge-replace-battery-hidden}}

Startup modes

anonymous@undisclosed.example.com (Anonymous) — Thu, 18 Dec 2025 10:35:16 +0000

@@ -17,20 +17,20 @@
  The regular mode of the device's startup. The device enters this mode several seconds after plugging in the power supply. The mode is physically indicated by [[.:07-led-indication#pwr_is_on_act_is_on_with_short_blinks|PWR LED continuous emitting and ACT LED emitting with short flashes]]. 
  
  
  ===== Service mode =====
- This mode serves for uploading or [[en:hw:004-edge:04-image:backup-hidden|backing up the operating system]], or for [[en:hw:004-edge:04-image:restore-hidden|restoring]] access to the unit. The service web interface is available in this mode, all remaining unit functions are disabled. This mode does not publish [[en:hw:004-edge:01-first-steps:mdns-hidden|mDNS record]]. 
+ This mode serves for [[en:hw:004-edge:04-image:0-flash|uploading]] or [[en:hw:004-edge:04-image:backup|backing up the operating system]], or for [[en:hw:004-edge:04-image:0-flash|restoring]] access to the unit. The service web interface is available in this mode, all remaining unit functions are disabled. This mode does not publish [[en:hw:004-edge:01-first-steps:mdns-hidden|mDNS record]]. 
  
    * [[.:09-startup-modes:02-service-mode|Starting the device in service mode]]
    * [[.:09-startup-modes:02-service-mode#description_of_the_service_web_interface|Description of service web interface]]
    * [[.:09-startup-modes:02-service-mode#service_mode_console|Service mode console]]
  
- Using the service interface, is is possible to [[en:hw:004-edge:04-image#flashing_the_os_using_a_usb_flashdisk|flash OS via USB flashdisk]] or [[en:hw:004-edge:04-image#flashing_the_os_using_the_service_interface|flash OS from the service web interface]].
+ Using the service interface, is is possible to [[en:hw:004-edge:04-image#flashing_the_os_using_a_usb_flashdisk|flash OS via USB flashdisk]] or [[en:hw:004-edge:04-image:0-flash#flashing_the_os_using_the_service_interface|flash OS from the service web interface]].
  
  ===== Initialization mode =====
  This special mode can be used to restore the device in cases such as: boot sector corruption, or flash of another OS than Unipi. This mode allows direct access to the eMMC storage via the **USB-C INIT connector**. On Edge variants without USB A ports, it can used to flash/backup the OS image.
  
    * [[.:09-startup-modes:03-init-mode#installing_the_rpiboot_tool|Rpiboot tool]]
    * [[.:09-startup-modes:03-init-mode#connect_internal_emmc_as_usb_storage|Conneting eMMC as USB storage]]
-   * [[en:hw:004-edge:04-image:backup-hidden#backup_using_initialization_mode|Creating an OS backup using initialization mode]]
-   * [[en:hw:004-edge:04-image:restore-hidden#restore_using_initialization_mode|Restoring OS backup using initialization mode]] 
+   * [[.:04-image:backup#backup_using_initialization_mode|Creating an OS backup using initialization mode]]
+   * [[.:04-image:0-flash#restore_using_initialization_mode|Flashing / restoring OS backup using initialization mode]]

Technical parameters

anonymous@undisclosed.example.com (Anonymous) — Tue, 29 Sep 2026 13:45:00 +0000

@@ -13,15 +13,16 @@
  </WRAP>
  
  The following article contains technical details of communication interfaces on Edge units, as well as the unit's storage, installation and working conditions.
  
- /* storage, installation and operating conditions */
- ===== Storage, installation and operating conditions =====
- {{page>..:technical-parameters-edge-cond-hidden}}
  
  /* Connector descriptions */
  ===== Connector and button description =====
  {{page>..:connector-description-edge-hidden}}
+ 
+ /* storage, installation and operating conditions */
+ ===== Storage, installation and operating conditions =====
+ {{page>..:technical-parameters-edge-cond-hidden}}
  
  /* DI */
  ===== Digital inputs =====
  {{page>..:technical-parameters-edge-di-hidden}}