Toy MAX30102 cardiac monitor MCU/Display Re-purposed and slightly modified Makerbase MKS TFT32_L V3.0 display board from an old 3d printer. MKS board USB port is hacked to connect MAX30102 module (I2C). Example output Links Rust RTIC MKS Hardware LCD ILI9328 MAX30102 module MAX30102 arduino lib MAX30102 datasheet MAX30102 Rust driver MAX30102 instructable