The UPA-USB Device Programmer-S (UUSP-S) is a professional-grade microcontroller programmer designed for EEPROM, MCU, and automotive chip programming. While software versions like V2.2.3 and others are frequently referenced, the official manufacturer, Elrasoft, currently offers software up to version V3.5.0.0 as of early 2026. Core Specifications & Features
Broad Compatibility: Supports a wide range of microcontrollers including Renesas (RL78, RH850, V850), NXP (S12ZVH, S12VR), and Motorola/Freescale (HCS12, HC08) families.
Low Voltage Support: Capable of programming devices down to 1.2V.
Hardware Interface: Features a 30-pin adapter connector and an in-circuit connector with 6 general-purpose I/Os protected against overcurrent.
Built-in Tools: Includes a Hex Editor (up to 2GB files), Checksum Calculator (CRC16, SHA256, etc.), Voltmeter, and Pascal Script Editor for adding custom devices. Download and Installation Guide
To ensure stability and security, it is highly recommended to use the official Elrasoft Download Center for all software and driver needs. Software Installation:
Uninstall any previous versions of the software before running the new setup.exe.
Follow the on-screen prompts to complete the installation to your preferred directory. Driver Setup: Connect the programmer to your PC via USB 2.0 or 3.0.
Install or update the upausb.sys driver as prompted. Specific instructions can be found in the UsbDriverInstallationGuide.chm file within the installation folder. License Activation:
Copy your unique uuprog.lic license file (provided via email upon purchase) into the main installation folder. Upa-usb Device Programmer-s V2.2 Download
Launch the software; if an activation dialog appears, copy your Hardware ID and follow the prompts to obtain an activation key from the Elrasoft Client Center. System Requirements
For optimal performance, your PC should meet these minimum standards:
Operating System: Windows 7, 8, 10, or 11 (32-bit or 64-bit). Processor: Pentium processor-based PC.
Memory & Storage: 1GB RAM and at least 100GB of HDD/SSD space. Connectivity: Available USB 2.0 or 3.0 port. Purchasing Information
Genuine Elrasoft UUSP-S hardware is available through official retailers and specialized automotive tool providers.
Elrasoft UUSP-S (iobd.io): $341.00 - Standard original black unit.
UPASSET3 Full Set (atomis.net): $648.07 - Includes base adapter, MCU adapters, and additional plugins.
Chiptuningmarket: Alternative source for the programmer and various adapter sets. UPA-USB Device Programmer-S (UUSP-S) - Elrasoft
UPA-USB Device Programmer-S (UUSP-S) , developed by , is a professional-grade automotive tool widely used for reading and programming microcontrollers (MCUs) and EEPROMs in vehicle electronics. While "V2.2" often appears in third-party or clone listings, the official software is regularly updated, with version being the most recent release as of February 2026. Key Features & Capabilities Hardware Compatibility : Supports both USB 2.0 and USB 3.0 interfaces and does not require an external power supply. Broad Device Support : Handles various MCU families including Motorola/Freescale (HC12, HCS12), Renesas/NEC (RH850, RL78), and Cypress/Fujitsu (MB90, MB91). Low Voltage Support : Capable of supporting low-voltage devices down to Integrated Software Tools : Includes a built-in Hex Editor (up to 2GB files), Checksum Calculator (supporting SHA256, MD5, etc.), and a Pascal Script Editor for adding new devices. In-Circuit Programming Trojanized Installers: The most common threat is a
: Features an in-circuit connector with 6 general-purpose I/Os, protected against overcurrent. Performance Review Highlights
: Users report high-speed reading and writing, reaching up to due to upgraded firmware and USB 2.0 interface. Ease of Use
: The interface is designed for efficiency, though advanced tasks like security-bypassing on specific processors (e.g., MC68HC08AZ32) might be easier on specialized competitors like Multi-PROG. Reliability
: Original units are highly regarded for stability. However, users of "clone" versions (often labeled V1.3 or similar) frequently report self-test failures
(especially test 7) that may require manual hardware adjustments, such as turning an adjustable capacitor to fix voltage discrepancies. Official vs. Third-Party Downloads UPA-USB Device Programmer-S (UUSP-S) - Elrasoft
The UPA-USB Device Programmer-S (UUSP-S) is a professional-grade automotive ECU and MCU programmer developed by Elrasoft. While you are specifically looking for version 2.2, please note that the official Elrasoft site lists the latest software release as V3.5.0.0 (as of February 2026). How to Download UPA-USB Software
Official downloads for original hardware are restricted to registered users. You can obtain the software through these steps:
Access the User Portal: Log in to the Elrasoft Client Center using your browser.
Credentials: If you do not have a login, contact support@elrasoft.com from the email address used during your order. Your username typically follows a format like "RU12345678". Prerequisites
Direct Downloads: Once logged in, you will find links for the latest stable releases, including the uuprogs setup files and specific device scripts.
Demo Version: A free demo version (v1.1.0.0) is available for testing the software interface without a connected programmer. Device Compatibility & Features
The UUSP-S hardware (compatible with USB 2.0 and 3.0) supports a wide range of automotive microcontrollers and EEPROMs:
Supported Families: Motorola/Freescale (HC12, HCS12, HCS12(X/E)), Renesas/NEC (RH850, RL78, V850), and Cypress/Fujitsu (MB90, MB91, MB96).
Version 2.2 Highlights: Support for specific V850 devices was notably expanded in version 2.2.3 and later, allowing for in-depth connection diagrams via the software's "Connections" tab.
Hardware Protections: Features overcurrent protection (40mA for I/Os) and software-controlled power outputs (1.2–5V). Installation Notes
License File: After installing the software, you must copy your uuprogs.lic license file to the installation folder (typically C:\Program Files (x86)\ELRASOFT\UPA-USB Suite\Device Programmer-S).
Driver: Drivers are located within the program's installation folder.
For additional technical manuals or script support, you can browse resources on ECUTools or community-driven documentation on Scribd. UPA-USB Device Programmer-S (UUSP-S) - Elrasoft
Cybercriminals frequently bundle popular engineering tools with malware.
UPA-USB_Setup_v2.2.exe or a ZIP/RAR archive. While the software may install correctly, the installer simultaneously executes a payload in the background (e.g., keyloggers, crypto-miners, or Remote Access Trojans - RATs).setup.exe or Upa-usb V2.2.exe.C:\Program Files (x86)\Upa-USB Device Programmer).