# ESP32-WROOM-32E Reference Design ## Description This project is a reference design for an ESP32-WROOM-32E based device. It features USB-C for power and data transfer, onboard voltage regulation, and multiple peripheral connections. It also includes a CH340C for USB to serial conversion #referenceDesign #project #ESP32 #ESP32WROOM #RF #WIFI #MCU #referenceDesign #simple-embedded #espressif #template #reference-design ## Project Details - **Owner:** mostafa333 - **Created:** 9/7/2024 - **Last Updated:** 9/11/2024 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ ## Key Components ### U1 — [ESP32-DEVKITC-32UE](https://www.flux.ai/adrian95/esp32-devkitc-32ue.md) - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-DEVKITC-32UE - Part Type: Development Board **Pins:** - 3V3 [pin 1] - 5V [pin 19] - CLK [pin 38] - CMD [pin 18] - D0 [pin 37] - D1 [pin 36] - D2 [pin 16] - D3 [pin 17] - EN [pin 2] - GND [pin 26] - GND [pin 20] - GND [pin 14] - GPIO0 [pin 33] - GPIO12 [pin 13] - GPIO13 [pin 15] - GPIO14 [pin 12] - GPIO15 [pin 35] - GPIO16 [pin 31] - GPIO17 [pin 30] - GPIO18 [pin 28] - GPIO19 [pin 27] - GPIO2 [pin 34] - GPIO21 [pin 25] - GPIO22 [pin 22] - GPIO23 [pin 21] - GPIO25 [pin 9] - GPIO26 [pin 10] - GPIO27 [pin 11] - GPIO32 [pin 7] - GPIO33 [pin 8] - GPIO34 [pin 5] - GPIO35 [pin 6] - GPIO4 [pin 32] - GPIO5 [pin 29] - RX [pin 24] - TX [pin 23] - VN [pin 4] - VP [pin 3] ### U2 — [L293D](https://www.flux.ai/vasy_skral/l293d.md) - Part Type: Integrated Circuit - Manufacturer Name: STMicroelectronics - Manufacturer Part Number: L293D - License: https://creativecommons.org/licenses/by/4.0/ - Symbol Style: Parametric - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/datasheet/04/ac/22/f9/20/5d/43/a1/CD00000059.pdf/files/CD00000059.pdf/jcr:content/translations/en.CD00000059.pdf **Pins:** - 1A [pin 2] - 1Y [pin 3] - 2A [pin 7] - 2Y [pin 6] - 3A [pin 10] - 3Y [pin 11] - 4A [pin 15] - 4Y [pin 14] - EN1,2 [pin 1] - EN3,4 [pin 9] - GND [pin 12] - GND [pin 5] - GND [pin 13] - GND [pin 4] - VCC1 [pin 16] - VCC2 [pin 8] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/mostafa333/esp32-wroom-32e-reference-design](https://www.flux.ai/mostafa333/esp32-wroom-32e-reference-design).* --- *Generated from [https://www.flux.ai/mostafa333/esp32-wroom-32e-reference-design](https://www.flux.ai/mostafa333/esp32-wroom-32e-reference-design)*