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Board overview
ESP32-S3-DevKitC-1
Espressif · ESP32-S3
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Showing 44 of 44 pins
Simplified technical illustration. Pin data is source-backed; verify against the linked documentation before wiring.
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Mapped source · ESP32-S3-DevKitC-1 user guideOfficial- Official Espressif J1/J3 header table for ESP32-S3-DevKitC-1 v1.1.
- GPIO35 through GPIO37 are unavailable on Octal flash/PSRAM module variants.
- Bootstrapping and USB pins need care when external circuits drive them at reset.
All 44 pins
| # | Signal | Role | Net | Also / notes |
|---|---|---|---|---|
| 1 | Power | 3V3 | ||
| 2 | Power | 3V3 | ||
| 3 | System | |||
| 4 | GPIO | |||
| 5 | GPIO | |||
| 6 | GPIO | |||
| 7 | GPIO | |||
| 8 | System | Strapping | ||
| 9 | GPIO | |||
| 10 | GPIO | |||
| 11 | GPIO | |||
| 12 | GPIO | |||
| 13 | System | Strapping | ||
| 14 | System | Strapping | ||
| 15 | GPIO | |||
| 16 | GPIO | |||
| 17 | GPIO | |||
| 18 | GPIO | |||
| 19 | GPIO | |||
| 20 | GPIO | |||
| 21 | Power | 5V | ||
| 22 | Ground | GND | ||
| 23 | Ground | GND | ||
| 24 | UART | UART | ||
| 25 | UART | UART | ||
| 26 | ADC | |||
| 27 | ADC | |||
| 28 | GPIO | |||
| 29 | GPIO | |||
| 30 | GPIO | |||
| 31 | GPIO | |||
| 32 | GPIO | |||
| 33 | GPIO | |||
| 34 | GPIO | |||
| 35 | GPIO | |||
| 36 | System | BOOT | ||
| 37 | System | Strapping | ||
| 38 | GPIO | |||
| 39 | GPIO | |||
| 40 | GPIO | |||
| 41 | Alt | USB_D+ | ||
| 42 | Alt | USB_D- | ||
| 43 | Ground | GND | ||
| 44 | Ground | GND |