Real-time ECG biosensor using AD8232, Arduino Uno R4, Python signal processing, and Streamlit dashboard with PCB design and validation against Apple Watch
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Custom 2-channel digital oscilloscope DAQ with 20MHz bandwidth. Built with a custom KiCad analog front-end (AFE) PCB, Gowin FPGA (Tang Nano 9K) for high-speed signal buffering (VHDL), and an RPi Pico MCU for SCPI-like control. Includes a simple Python GUI for data visualization.