Seeed Studio XIAO Debug Mate is an open‑source ESP32‑S3 multi‑tool that makes embedded system debugging easier with visual feedback. This all‑in‑one device comes with a standalone 2.01" TFT LCD display, LED status matrix, and native Seeed Studio XIAO support. It delivers essential debugging functions: DAPLink chip‑level debugging Built‑in serial monitoring with UART passthrough Accurate power consumption measurement With its plug‑and‑play design, you can say goodbye to messy wiring and enjoy streamlined development . 3‑in‑1 Professional Development Tool DAPLink‑Compatible SWD Interface for professional chip‑level debugging: Powered by ESP32‑S3 with full OpenOCD/PyOCD support, delivering lab‑grade debugging capabilities. Set breakpoints, step through code, inspect memory, and access low‑level hardware operations with precision. The integrated DAPLink firmware enables seamless SWD communication between your PC and target XIAO microcontroller, bringing lab‑quality debugging tools right to your desktop. Intelligent Serial Monitor & UART Passthrough Monitor communications between your XIAO and the XIAO Debug Mate, or between the Debug Mate and external UART devices like Arduino, Raspberry Pi, and Grove sensors. View real‑time serial data directly on the onboard display for instant feedback , or redirect signals to your PC for detailed analysis. This intelligent switching eliminates the need for multiple tools, giving you complete visibility into all serial communications through one streamlined interface . Precision Power Profiling Track power consumption down to μA levels with three specialized measurement interfaces. Monitor voltage/current readings, ultra‑low‑power states, and consumption patterns with peak/valley identification. Each unit is factory‑calibrated for maximum accuracy (±10% @ 1–10 μA), ensuring confident battery life validation and energy optimization. Works seamlessly with both standalone XIAO boards and complete XIAO‑based projects — ready to use straight out of the box . Open‑Source Platform Designed for XIAO with Universal Compatibility Purpose‑built for the Seeed Studio XIAO ecosystem, offering direct plug‑and‑play connection support — any pre‑soldered XIAO board connects instantly without tedious wiring. Thoughtfully designed pin headers and sockets transform the device into a specialized expansion breadboard for XIAO development, providing abundant expansion options backed by robust power management and UART monitoring. While optimized for XIAO, the open‑source design extends compatibility to any ARM Cortex‑M microcontroller target via standard SWD and UART interfaces. Complete with a crisp 2.01" TFT display (240×296px) and 36‑LED matrix, this versatile platform serves as both a professional debugging tool and a creative foundation for embedded projects. Specification Parameter Description Processor Espressif ESP32-S3 Power Input USB-C 5V/1A Display 2.01 inch TFT LCD with 240 x 296 resolution LED 36-LED Matrix for Status Indication (Default: Serial Baud Rate) User Input 1 x User Button/Boot Button 1 x Scroll Wheel 1 x Recessed Reset Button I/O Interface 14 x XIAO Standard Pins 8 x Expansion Pins 4 x SWD Debugging Pins 1 x UART Grove Connector Product Size 100x20x56 mm Software Supports DAPLink for debugging Supported OpenOCD Target Chipset SAMD21, nRF52840 (Sense), RP2040, RP2350, RA4M1, MG24 (Sense) Enclosure 3D-Printed in Black PLA Note: The XIAO nRF54L15, ESP32(C3/S3/C6) series does not currently support debugging feature. Hardware Overview Application Electronics Prototyping & Validation Serves as a core bench tool for engineers and makers to accelerate prototype validation and firmware development — from consumer electronics to industrial controls . Manufacturing & Production Line Testing Deployed as an automated test jig on production lines to flash firmware and perform self‑checks , boosting throughput and efficiency. Field Service & On‑site Maintenance Equips field technicians with a portable diagnostic tool to service deployed smart devices , read logs , and diagnose faults without a laptop . Education Acts as an ideal teaching platform , enabling students to visually connect abstract concepts like debugging with hands‑on hardware practice . Custom Test Equipment Development Used as a flexible base platform for creating specialized test instruments , saving development costs by allowing engineers to quickly program it for custom validation tasks . Documents Enclosure for Remix on Printables Enclosure for Remix on Thingiverse Enclosure for Remix on MakerWorld Part List Seeed Studio XIAO Debug Mate ×1 Grove - 4 pin Female Jumper to Grove 4 pin Conversion Cable x1 Grove - 4 pin Male Jumper to Grove 4 pin Conversion Cable x1
