SKU: SBCD-0769
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SWD to JTAG Adapter Board for JLINK Debuggers

₹142.00 (Inclusive of all taxes)
Out of Stock

This compact adapter board converts a standard 20-pin 2.54mm pitch JTAG interface to a 4-pin SWD output, enabling seamless compatibility with JLINK programmers for ARM Cortex MCU debugging and programming.

Features

  • Converts 20-pin 2.54mm pitch JTAG to 4-pin SWD interface.
  • Ensures full compatibility with JLINK series programmers and debuggers.
  • Facilitates reliable debugging and flashing for ARM Cortex MCUs.
  • Compact design (31 x 19.8 mm) for convenient integration into development setups.

Out of stock

Description

The SWD to JTAG adapter board provides essential interface conversion for embedded system debugging. It features a standard 20-pin 2.54mm pitch JTAG input, commonly found on many development boards, and converts it to a 4-pin Serial Wire Debug (SWD) output. This conversion capability is crucial for leveraging the widespread support of JLINK programmers and debuggers across various microcontroller architectures.

Engineered for stability and efficiency, this adapter ensures reliable signal integrity during programming and debugging operations. Its compact form factor (31mm x 19.8mm) and minimal weight make it highly portable and easy to integrate into any workbench or field-testing environment. It is an indispensable tool for developers working with ARM Cortex-M microcontrollers, enabling seamless firmware flashing, hardware diagnostics, and real-time debugging.

Key Features

  • Input Interface: 20-pin 2.54mm pitch standard JTAG connector.
  • Output Interface: 4-pin Serial Wire Debug (SWD) pin header.
  • Programmer Compatibility: Fully compatible with JLINK series debuggers and programmers.
  • Microcontroller Support: Optimized for debugging ARM Cortex-M based microcontrollers.
  • Physical Footprint: Extremely compact dimensions of 31mm x 19.8mm.
  • Portability: Lightweight design at approximately 4.9 grams for easy transport and integration.
  • Application: Ideal for embedded development, firmware updates, and hardware diagnostics.

Applications

  • Embedded system debugging and programming.
  • Firmware flashing for ARM Cortex-M microcontrollers.
  • Hardware diagnostics and signal integrity testing.
  • Integration into custom development boards with JTAG interfaces.
  • Educational projects involving embedded systems and debuggers.

Technical Specifications

Item TypeAdapter Board
Interface Conversion20-pin JTAG to 4-pin SWD
Programmer CompatibilityJLINK programmers
MaterialStandard PCB
Length31 mm
Width19.8 mm
Weight4.9 g

Frequently Asked Questions

What is the primary function of this SWD to JTAG adapter board?

This adapter board facilitates the conversion of a standard 20-pin 2.54mm pitch JTAG interface to a 4-pin Serial Wire Debug (SWD) interface. This enables developers to connect modern SWD-only debuggers, like JLINK, to legacy or specialized target boards that primarily expose JTAG connections for embedded system development and diagnostics.

Which programmers and microcontrollers are compatible with this adapter?

The adapter is specifically designed for compatibility with JLINK series programmers and debuggers. It primarily supports debugging and programming ARM Cortex-M based microcontrollers, which extensively utilize the SWD protocol for efficient communication and in-circuit debugging operations, simplifying development workflows.

What are the physical dimensions and weight of the adapter?

The adapter board features a compact design, measuring 31mm in length by 19.8mm in width. It is also exceptionally lightweight, weighing approximately 4.9 grams. These small physical specifications make it highly suitable for integration into tight development spaces or for portable use in field applications.

Can this adapter be used for both debugging and firmware flashing?

Yes, this SWD to JTAG adapter board is suitable for both debugging and firmware flashing purposes. By providing the necessary interface conversion, it allows JLINK debuggers to establish stable communication with target microcontrollers, enabling efficient code upload, real-time debugging, and comprehensive hardware diagnostics during the development cycle.

Package Includes

  • 1 x SWD to JTAG Adapter Board

Additional Information

Weight 0.0049 kg
Dimensions 3.1 × 1.98 cm