# Variable Sapphire Proton Packs ## Description use STM32F103 BLUECHIP ## Project Details - **Owner:** hawkeye - **Created:** 9/2/2023 - **Last Updated:** 2/10/2025 - **Visibility:** Public ## Key Components ### — [+5V Power/Voltage](https://www.flux.ai/adrian95/plus5v-powervoltage~raj.md) **Pins:** - +5V ### U2 — [Blue Pill](https://www.flux.ai/vasyl/blue-pill~4f.md) - Manufacturer Name: Blue Pill - Part Type: Development board **Pins:** - 3V3 - 3V3 - 5V - A0 - A1 - A10 - A11 - A12 - A15 - A2 - A3 - A4 - A5 - A6 - A7 - A8 - A9 - B0 - B1 - B10 - B11 - B12 - B13 - B14 - B15 - B3 - B4 - B5 - B6 - B7 - B8 - B9 - C13 - C14 - C15 - GND - GND - GND - GND - Reset - SWCLK - SWD ### U3 — [DHT11](https://www.flux.ai/vasyl/dht11~e2.md) - Datasheet URL: https://cdn-learn.adafruit.com/downloads/pdf/dht.pdf - Manufacturer Part Number: DHT11 - Manufacturer Name: Adafruit Industries LLC - Part Type: Sensor **Pins:** - DATA [pin 2] - GND [pin 4] - NC [pin 3] - VDD [pin 1] ### U5 — LM317EMPX/NOPB - Manufacturer Part Number: PMIC-LDO-LM317EMP(SOT223) **Pins:** - ADJ - VIN - VOUT *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/hawkeye/variable-sapphire-proton-packs~5z](https://www.flux.ai/hawkeye/variable-sapphire-proton-packs~5z).* --- *Generated from [https://www.flux.ai/hawkeye/variable-sapphire-proton-packs~5z](https://www.flux.ai/hawkeye/variable-sapphire-proton-packs~5z)*