Texas Instruments TMDSEMU100V2U-ARM
- Part No.:
- TMDSEMU100V2U-ARM
- Manufacturer:
- Texas Instruments
- Category:
- Programmers, Emulators, and Debuggers
- Package:
- Datasheet:
-
TMDSEMU100V2U-ARM.pdf
- Description:
- XDS100 USB JTAG EMULATOR
- Quantity:
- Payment:

- Shipping:

Inventory:1,486
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Product details
Overview
TMDSEMU100V2U-ARM from Texas Instruments is an XDS100v2 USB-based JTAG emulator supporting debug and emulation of ARM-core microcontrollers and processors via 20-pin TI and 10-pin ARM standard connectors. It operates bus-powered, supports 1.8V–3.3V target voltage, and integrates with Code Composer Studio v5 on Windows XP/Vista.
For engineers reviewing the TMDSEMU100V2U-ARM datasheet, TMDSEMU100V2U-ARM pinout, TMDSEMU100V2U-ARM application, or TMDSEMU100V2U-ARM equivalent, key selection factors include dual-connector compatibility (TI 20-pin + ARM 10-pin), USB 2.0 high-speed interface, host OS support, firmware version (v2.0), and JTAG scan-path reliability for ARM Cortex-M and legacy ARM7/9 targets.
Technical Context
The TMDSEMU100V2U-ARM implements a USB 2.0 high-speed interface to deliver real-time JTAG scan data between host PC and ARM-based target devices. Its internal logic handles IEEE 1149.1 boundary-scan protocol translation, TCK/TMS/TDI/TDO signal conditioning, and level-shifting across 1.8V–3.3V I/O domains.
Unlike earlier XDS100 variants, the v2 revision adds native support for ARM's 10-pin Cortex Debug connector alongside the legacy 20-pin TI JTAG header, enabling single-hardware compatibility across C2000, Stellaris, and early Sitara ARM platforms without adapter cables.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Emulator Type | XDS100v2-class USB JTAG debug probe - provides full IEEE 1149.1 scan control and real-time memory/register access. |
| Host Interface | USB 2.0 high-speed (480 Mbps) - eliminates need for external power supply and enables plug-and-play on Windows XP/Vista. |
| Target Connectors | Dual-header: 20-pin TI JTAG + 10-pin ARM SWD/JTAG - supports direct connection to Stellaris LM3S, C2000 F28x, and OMAP-L1x evaluation boards. |
| Target Voltage Range | +1.8V to +3.3V - auto-senses and adapts I/O levels to match target processor core voltage without manual configuration. |
| Firmware Version | v2.0 - required for ARM Cortex-M3/M4 SWD mode and enhanced trace buffer handling in CCS v5. |
| OS Compatibility | Microsoft Windows XP SP3 / Vista (32-bit) - no Linux or macOS driver support; requires CCS v5.1+ runtime stack. |
Availability
TMDSEMU100V2U-ARM is available at Aetrix Electronics and suitable for embedded ARM development, university lab instruction, and industrial prototyping requiring stable component supply, consistent firmware revision control, and TI-validated toolchain integration.
Supply support for TMDSEMU100V2U-ARM includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Texas Instruments is a global semiconductor company headquartered in Dallas, TX, delivering analog, embedded processing, and connectivity solutions for industrial, automotive, and consumer applications.
The XDS100 emulator family was designed specifically to provide low-cost, USB-powered JTAG debugging for TI's ARM and C2000 microcontroller platforms, prioritizing IDE interoperability and cross-platform connector flexibility over high-speed trace or multicore debug features.
FAQ
What is the TMDSEMU100V2U-ARM used for?
The TMDSEMU100V2U-ARM is a USB-based JTAG/SWD debug emulator that enables source-level debugging, flash programming, and real-time register/memory inspection of ARM-based microcontrollers in Code Composer Studio. It is not a standalone programmer but a runtime debug interface tightly coupled with TI's CCS v5 toolchain.
Does the TMDSEMU100V2U-ARM require external power?
No - the TMDSEMU100V2U-ARM is fully bus-powered via its USB 2.0 interface and draws all operating power from the host PC. No wall adapter, battery, or auxiliary power source is needed, simplifying lab setup and field deployment.
Which ARM processors does the TMDSEMU100V2U-ARM support?
The TMDSEMU100V2U-ARM supports ARM7TDMI, ARM926EJ-S, and Cortex-M3/M4 cores found in TI's Stellaris LM3S, C2000 F28M35/F28M36, and OMAP-L138 platforms. It does not support Cortex-A series or JTAG-disabled SoCs like AM335x without additional hardware modifications.
Is the TMDSEMU100V2U-ARM compatible with Code Composer Studio v6 or later?
No - the TMDSEMU100V2U-ARM is officially supported only in Code Composer Studio v5.x (up to v5.5). TI discontinued driver and firmware updates after CCS v5, and it is not recognized by CCS v6+ or newer Unified Software Platform releases.
Can the TMDSEMU100V2U-ARM be used with non-TI ARM devices?
Only if they implement standard IEEE 1149.1 JTAG or ARM CoreSight SWD protocols and use either the 20-pin TI or 10-pin ARM physical connector. No generic ARM support exists - compatibility is validated exclusively against TI's Stellaris, C2000, and OMAP-L1x families per TI's official documentation.
TMDSEMU100V2U-ARM Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Texas Instruments
- Series:
- -
- Packaging:
- Box
- Product Status:
- Obsolete
- Type:
- Emulator
- For Use With/Related Products:
- DSP, MCU
- Contents:
- Board(s)
TMDSEMU100V2U-ARM FAQ
1.How can I place an order for TMDSEMU100V2U-ARM through Aetrix?
Please submit a Request for Quotation (RFQ) for TMDSEMU100V2U-ARM on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for TMDSEMU100V2U-ARM reliable?
The price and inventory of TMDSEMU100V2U-ARM are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TMDSEMU100V2U-ARM is usually 5 days.
3.What payment methods are accepted for TMDSEMU100V2U-ARM?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TMDSEMU100V2U-ARM transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TMDSEMU100V2U-ARM?
TMDSEMU100V2U-ARM orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TMDSEMU100V2U-ARM order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for TMDSEMU100V2U-ARM?
For technical support, including TMDSEMU100V2U-ARM datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TMDSEMU100V2U-ARM requirements.
6.How does Aetrix verify that TMDSEMU100V2U-ARM is sourced from the original manufacturer or authorized distributors?
All TMDSEMU100V2U-ARM products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that TMDSEMU100V2U-ARM meets industry standards.
7.What is the process for return or replacement of TMDSEMU100V2U-ARM?
All TMDSEMU100V2U-ARM units undergo pre-shipment inspection (PSI). If there is an issue with TMDSEMU100V2U-ARM, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The TMDSEMU100V2U-ARM part is unused and in its original packaging.
Return procedure for TMDSEMU100V2U-ARM:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
TMDSEMU100V2U-ARM Tags

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STLINK-V3MODS
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STMicroelectronics

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NU-LINK-PRO
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ARM-USB-TINY-H
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