
Key Features
Overview
The SEGGER STDC 14 Adapter (8.06.39) enables seamless connection of J-Link and Flasher debug probes to targets featuring STMicroelectronics' 14-pin STDC connector. This passive adapter converts the standard 20-pin 0.1" J-Link connector to the compact 14-pin 0.05" STDC format, maintaining full compatibility with JTAG, SWD, and SWO debugging protocols.
Measuring just 25 x 25 x 11mm, the adapter provides direct electrical connectivity without active components, ensuring reliable signal integrity for Cortex-M and ARM7/9/11-based targets. The included 14-pin ribbon cable allows flexible routing to target systems whilst maintaining the sturdy construction required for repeated development use.
Compatible with the entire SEGGER ecosystem including J-Link Pro, Flasher ARM, and Tag-Connect STDC14 cables, this adapter expands debugging capabilities across STM32 evaluation boards and custom designs using the STDC14 standard.
Downloads
Why Engineers Choose the SEGGER STDC 14 Adapter - 20-pin to 14-pin Debug Connector
STM32 Development Compatibility
Cost-Effective Probe Extension
Professional Signal Integrity
Der SEGGER STDC 14-Adapter ist ein Gerät, das den Anschluss von J-Link- und Flasher-Debug-Sonden an Ziele mit einem 14-poligen 0,05-Zoll-STDC-Anschluss gemäß der Definition von STMicroelectronics ermöglicht.
Dieser Adapter bietet mehrere wichtige Vorteile, darunter die Anpassung des standardmäßigen 20-poligen 0,1-Zoll-J-Link/Flasher-Anschlusses an den 14-poligen 0,05-Zoll-STDC-Anschluss und die Unterstützung für JTAG-, SWD- und SWO-Verbindungen. Er ist für Cortex-M- und ARM7/9/11-basierte Ziele konzipiert.
Der Adapter ist ein passives Verbindungsgerät ohne aktive Komponenten. Er bietet direkte elektrische Verbindung zwischen den beiden Anschlusstypen. Das mitgelieferte 14-polige Flachbandkabel ermöglicht eine flexible Verbindungsführung zum Zielsystem. Sein robustes und kompaktes Design gewährleistet Langlebigkeit bei wiederholter Verwendung. Gleichzeitig lässt er sich dank seiner geringen Größe (nur 25 x 25 x 11 mm) leicht in jedes Debugging-Setup integrieren, ohne viel Masse hinzuzufügen.

Egal, ob Sie neue STM32-Designs validieren oder mit älteren ST-Boards arbeiten, der STDC 14-Adapter ist ein unverzichtbares Werkzeug für die Verwendung der äußerst beliebten J-Link/Flasher-Sonden. Er erweitert die Kompatibilität des SEGGER-Ökosystems mit dem umfangreichen Portfolio an Arm-basierten Mikrocontrollern von ST.
Tag-Connect Pogo-Kabel
Wenn Sie den Tag-Connect-PCB-Footprint auf Ihrer Leiterplatte verwenden, kann der SEGGER STDC14-Adapter mit den Tag-Connect TC2030-CTX-STDC14-Kabeln verwendet werden.
| General Information | |
|---|---|
Product Type |
Adapter
|
Part Number (SKU) |
8.06.39
|
Manufacturer |
|
| Physical and Mechanical | |
Weight |
0.02 kg
|
| Other | |
EAN |
5055383602728
|
Questions and Answers
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What Cable Length Is Included with the Adapter?
The adapter includes a 14-pin ribbon cable for flexible routing between the adapter and target system.
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Can This Adapter Work with Non-STMicroelectronics Targets?
Yes. Although it's designed for STMicroelectronics' STDC14 standard, the adapter works with any target using the same 14-pin 0.05" connector pinout.
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Does the Adapter Affect Debugging Performance or Speed?
No, as a passive adapter it maintains the full debugging performance of the connected J-Link probe, including maximum download speeds up to 4.0 MB/s depending on the J-Link model used.
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How Does STDC14 Compare to Other Debug Connector Options?
STDC14 adds UART signals for Virtual COM port to the standard 10-pin ARM connector, while keeping the same core debugging pins (3-12) as the ARM10 standard.
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What's Included in the STDC 14 Adapter Package?
The package includes the STDC 14 Adapter PCB and a 14-pin ribbon cable. No additional cables or accessories are required for basic operation with J-Link probes.
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What J-Link Models Are Compatible with the STDC 14 Adapter?
SEGGER lists the following J-Link models:
- J-Link Pro PoE
- J-Link Pro
- J-Link ULTRA+
- J-Link WiFi
- J-Link PLUS Classic and PLUS Compact
- J-Link BASE Classic and BASE Compact
It is also listed for Flasher Pro, Pro XL, Compact, ARM, Portable PLUS and Secure.
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Does the STDC 14 Adapter Support SWO Trace Functionality?
SEGGER does not mention SWO on the STDC14 adapter page. Pin 8 carries the J-Link TDO/SWO signal (SEGGER labels it TDO on the STDC14 pinout), alongside the JTAG and SWD signals (TMS/SWDIO, TCK/SWCLK and TDI).
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Can I Use Tag-Connect Cables with This Adapter?
SEGGER makes no statement about Tag-Connect cables for this adapter. It provides the standard 14-pin 0.05" STDC14 connector, so check the pinout of any Tag-Connect STDC14 cable, such as the TC2030-CTX-STDC14, against SEGGER's STDC14 pinout before use.
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What's the Difference Between the STDC14 and Standard ARM 10-Pin Connectors?
STDC14 uses 14 pins at 0.05" pitch, while standard ARM Cortex connectors use 10 pins at 0.05" pitch. Pins 3-12 match the ARM10 pinout. On SEGGER's pinout pin 1 is not connected and pin 2 is GND, and pins 13-14 carry UART signals for Virtual COM port functionality.
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Is Any External Power Required for the Adapter?
No. This is a passive adapter with no active components. It connects the 20-pin J-Link connector directly to the 14-pin STDC connector.
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