# 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).*
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*Generated from [https://www.flux.ai/hawkeye/variable-sapphire-proton-packs~5z](https://www.flux.ai/hawkeye/variable-sapphire-proton-packs~5z)*