Block Diagram & Schematic

STM32f401RE MCU MCP9080 Digital Temp Sensor APDS-9008 Light Sensor G537V20FLT Battery LD39050PU33R Voltage Regulator CP60233 Peltier Module

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VCAP1 value TBD

Research Materials

Embr Wave Dissection https://www.youtube.com/watch?v=CQP3BrKG5fc

https://www.youtube.com/embed/CQP3BrKG5fc?si=Tid-K8GREsYKHhXT

GSR Sensor https://thomaskosch.com/index.php/2017/12/17/galvanic-skin-response-powered-by-arduino/

Pulse Sensor Open Hardware https://pulsesensor.com/pages/open-hardware

STM Pinout https://components101.com/microcontrollers/stm32-nucleo-f401re-pinout-datasheet

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STM Regulators https://dallasmakerspace.org/w/images/d/dc/NUCLEO-F401RE_Schematic.pdf

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PCB Manufacturing Constraints (2-Layer) https://docs.oshpark.com/services/two-layer/

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Decoupling Capacitors https://www.youtube.com/watch?v=KKjHZpNMeik&list=PLbGlpmZLQWJdl4jvacyENiZ_3rQnJ9dLJ