Cardputer-Adv – Compact, Programmable ESP32-S3 Computer The Cardputer-Adv is a credit card-sized programmable computer, powered by the Stamp-S3A core module (based on ESP32-S3FN8) . It features a 1.14" LCD display and a 56-key minimalist mechanical keyboard , offering intuitive interaction and smooth input for embedded development and prototyping. High-Quality Audio System Equipped with the ES8311 audio codec, MEMS microphone (high SNR), NS4150B amplifier, and a 1W speaker, it delivers crisp audio input/output . A 3.5mm audio jack lets you connect external headphones or speakers for enhanced sound experience . Long-Lasting Battery & Power Management Powered by a 1750mAh lithium battery, combined with low-power design and an independent hardware switch, it ensures extended usage without frequent charging . Built-In Sensors & Expansion Interfaces Includes a BMI270 6-axis motion sensor , infrared emitter , microSD card slot , and versatile connectivity via HY2.0-4P Grove port and EXT 2.54-14P expansion bus—perfect for sensor integration and peripheral control . Modular Base Design The base features magnetic attachment and is LEGO-compatible, making it ideal for creative mounting and modular builds . Ideal For: Quick implementation project Industrial control systems Smart home automation STEM education & maker projects Whether you're building an IoT hub, testing sensors, or developing edge AI applications, Cardputer-Adv delivers power, flexibility, and portability in one sleek package . Features Dual-Core ESP32-S3 Performance Powered by the ESP32-S3FN16 processor with a blazing 240MHz clock speed, perfect for demanding embedded applications and edge computing tasks. Integrated Display & Input Features a 1.14-inch LCD screen and a 56-key minimalist mechanical keyboard, enabling full standalone operation for coding, control, and interaction. Professional Audio System Includes an ES8311 audio codec, high-SNR MEMS microphone, NS4150B amplifier, and a 1W speaker for crisp audio input/output. Also supports 3.5mm headphone jack for external audio devices. Rich Sensor Suite Built-in BMI270 6-axis motion sensor and infrared emitter allow for motion detection, gesture control, and environmental interaction. Multiple Expansion Options Supports HY2.0-4P Grove interface, 14P EXT expansion bus, and microSD card slot—ideal for connecting sensors, modules, and storage. Long Battery Life Equipped with a 1750mAh lithium battery, optimized for low power consumption and paired with an independent power switch for extended runtime. Compact Card Design Credit card-sized form factor with magnetic base and LEGO-compatible mounting holes, perfect for modular builds and creative setups. Industrial Grade Reliability Operates reliably in 0–40°C environments with robust construction, suitable for industrial control and field deployment. Multi-Platform Support Compatible with Arduino IDE, ESP-IDF, MicroPython, and UIFlow, offering flexible development across platforms. Wireless Connectivity Supports Wi-Fi 2.4GHz, Bluetooth 5.0, and infrared communication, enabling seamless wireless integration for IoT and automation projects. Difference Between Cardputer V1.1 and Cardputer Adv and Cardputer Product Comparison Item Cardputer-Adv Cardputer v1.1 Cardputer Core Module Stamp-S3A Stamp-S3A Stamp-S3 RGB LED Logic Shares power with display backlight, optimized control logic Shares power with display backlight, optimized control logic Powered directly Antenna Design Optimized antenna design for better reception Optimized antenna design for better reception Standard antenna Battery Capacity 1750mAh 120mAh + 1400mAh 120mAh + 1400mAh Audio Solution ES8311 NS4168 + SPM1423 NS4168 + SPM1423 Audio Port 3.5mm audio jack / / IMU BMI270 / / Keyboard IO Exp. TCA8418RTWR 74HC138 74HC138 Expansion Ports HY2.0-4P + EXT 2.54-14P HY2.0-4P HY2.0-4P Lanyard Hole Yes No No Applications Versatile Applications for Cardputer-Adv Rapid Prototyping & Functional Verification Ideal for engineers and makers who need to quickly test ideas, validate hardware logic, or iterate embedded workflows. The compact form factor and integrated display/keyboard make it perfect for on-the-go debugging, firmware testing, and UI simulation. Industrial Control & Automation Deploy as a lightweight HMI or edge controller in factory automation, sensor monitoring, or machine status dashboards. With GPIO expansion and wireless connectivity, it supports real-time data acquisition, process control, and remote diagnostics. Home Automation & Smart Devices Use it as a central node or interface for smart home systems, including temperature tracking, air quality monitoring, and infrared remote control. Seamlessly integrates with Home Assistant, ESPHome, or custom MQTT setups. Embedded Systems Education A hands-on platform for students and educators to explore microcontroller programming, sensor integration, and no-code UI design. Supports Arduino, MicroPython, and ESP-IDF—perfect for STEM labs, workshops, and IoT curriculum. Wireless Communication & IoT Projects Equipped with Wi-Fi, Bluetooth 5.0, and IR, it’s ready for IoT prototyping, wireless sensor networks, and cloud-connected devices. Combine with Grove modules or external sensors to build scalable, low-power solutions. Specifications Specification Parameter SoC ESP32‑S3FN8 @ Dual‑core Xtensa LX7, up to 240 MHz Flash 8 MB External Storage microSD Display ST7789V2 @ 1.14", 240 × 135 px Keyboard 56 keys (4 × 14) Key Actuation 160 gf Expansion Ports HY2.0‑4P + EXT 2.54‑14P IR 1× IR emitter Audio Codec ES8311 Speaker NS4150B amplifier + 8 Ω @ 1 W speaker Microphone MEMS microphone, SNR: 65 dB IMU BMI270 Battery Capacity 1750 mAh Operating Temp. 0 ~ 40 °C Product Size 84.0 × 54.0 × 19.6 mm Product Weight 81.0 g Package Size 145.7 × 95.0 × 20.7 mm Gross Weight 98.5 g Special Notes Download Mode: Switch power OFF, hold G0 button, power ON, then release to enter download mode. Speaker Auto‑Mute: Inserting a 3.5 mm headphone jack disables the speaker amplifier. Schematics Cardputer-Adv Schematics PDF Stamp-S3A Schematics PDF Model Size Cardputer-Adv Model Size PDF Softwares Arduino Cardputer-Adv Arduino Quick Start Cardputer-Adv Arduino Driver Library Esayloader Cardputer-Adv Factory Easyloader Certificates and Compliance Documents Available certification and compliance documents for this product can be reviewed as PDF files below. REACH Document AiTDG-251013004E1 EN 301489_EMC Document AiTDG-251013004H1 EN 62479 test report Document CE Document AiTDG-251013004W4_EN 300 328_BLE Document AiTDG-251013004W5_EN 300 328 _2.4g WIFI Document Appendix B Document Appendix C Document CANEC24029302101(GZP24-039254)- NCM- - Document CANEC24029302102(GZP24-039254)- NCM- - Document CANEC24029302103(GZP24-039254)- NCM- PAHs - Document CANEC24029302104(GZP24-039254)- NCM- PAHs - Document RoHS Document RoHS Document REACH Document REACH Document RoHS Document CANEC25004508710(CQP25-002322)-Final-TSCA- 2025.03.17 Document UN38.3 Document UN38.3 Document MSDS Document DGCTL202509080022C- -603075-965- - - Document DGCTL202509080022D- -603075-965-1.2m Document DGCTL202509080022E- -603075-965- Document RED Document External PHOTO Document Internal PHOTO Document PTC25021310501C-CN01+ +CMA CNAS Document PTC25021310502C-CN01+ Document PTC25021310503C-CN01+ Document SKM_C226i25091916100_0003 Document Test Setup Document -3.ED.007.0118--603075 Document -3.ED.007.0118-LGTKJ2509093-DGCTL202509160022A- -603075-IEC 62133-2(2) Document
