Ultrasonic
pioneers·PiElectrical·Boards/Ultrasonic/Ultrasonic.kicad_pcb
Ultrasonic is an open source PCB design by pioneers: a 2-layer, 40.5 × 45.8 mm board with 4 components (4 distinct parts). It is built around the C1849534, HC-SR04.
PiElectrical Work and Documentation
This is the working repo for PiElectrical teams
1. ToDo 2. Repo Structure 3. Setup 4. Work Flow 5. How to Create a Gerber 6. Docu Packets 7. FAQ 8. Useful Links 9. Standards
Boards: Contains all necessary information about each board, including KiCad (and old Eagle) files, arduino test files, and board specific documentation.
Bootloaders: Contains the files necessary to burn the bootloader for boards identifying as Leonardo (Atmega32u4).

Built around
Parts list
4 components, 4 distinct parts — part numbers from the project's BOM.
| Qty | Part | Footprint | Refs |
|---|---|---|---|
| 1 | C1849534 ProMicro | ProMicro | U1 |
| 1 | HC-SR04 | XCVR_HC-SR04 | U2 |
| 1 | C728625 2k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R1 |
| 1 | C336845 1k | R_0603_1608Metric_Pad0.98x0.95mm_HandSolder | R2 |
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