Adapter board For jtag SWD Arm MCU stm32 V8 V9 ULINK STLINK

Description

Adapter board For jtag SWD Arm MCU stm32 V8 V9 ULINK STLINK Specifications for a typical Adapter Board for JTAG / SWD ARM MCU (STM32 V8 / V9 / ULINK / ST-LINK): 📦 General Information Type: JTAG/SWD interface adapter board Purpose: Adapts debugger/programmer pinouts (such as ST-LINK, ULINK, J-LINK, CMSIS-DAP, V8, V9 programmers) to standard ARM SWD or JTAG headers Supported targets: ARM Cortex-M microcontrollers (STM32, NXP, Atmel/Microchip SAM, etc.) Supported programmers: ST-LINK V2/V3, J-LINK, ULINK2, CMSIS-DAP, STM32 V8, V9 clones ⚡ Electrical Characteristics Signal voltage levels: Supports 1.8 V to 5.0 V target logic (depends on programmer capability) Interfaces: SWD (Serial Wire Debug) — 2-wire interface (SWDIO, SWCLK) JTAG — 4-wire interface (TDI, TDO, TCK, TMS) Optional NRST (reset) line Power options: Can pass 3.3 V or 5 V from debugger to target (jumper-selectable on some boards) Or target can be self-powered 📏 Mechanical Characteristics Connectors: Debugger side: 20-pin 2.54 mm IDC header (ARM standard JTAG) or 20-pin 2mm SWD header (depending on board version) Target side: Multiple pinouts provided — 20-pin ARM JTAG, 10-pin SWD, or 4-pin custom Board size: ~25–35 mm wide × 40–50 mm long (varies by model) Mounting: Inline connection, no mounting holes (compact design) 🔧 Features Converts between 20-pin ARM JTAG to 10-pin SWD Breaks out GND, 3.3 V, 5 V, SWDIO, SWCLK, NRST, and SWO signals Some versions include level shifters for low-voltage targets (down to 1.8 V)