# 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:** dodominiccc - **Created:** 6/5/2024 - **Last Updated:** 6/5/2024 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ ## Key Components ### B1 — [BK-18650-PC2](https://www.flux.ai/vasyl/bk-18650-pc2~kg2.md) - Manufacturer Part Number: BK-18650-PC2 - Datasheet URL: https://www.memoryprotectiondevices.com/datasheets/BK-18650-PC2-datasheet.pdf - Manufacturer Name: MPD (Memory Protection Devices) - Voltage: 4.2V **Pins:** - NEGATIVE [pin -] - POSITIVE [pin +] ### esp 32 — [ESP32-WROOM-32E](https://www.flux.ai/vasy_skral/esp32-wroom-32e~7ed.md) - Manufacturer Name: Espressif Systems - Manufacturer Part Number: ESP32-WROOM-32E - Datasheet URL: https://www.espressif.com/sites/default/files/documentation/esp32-wroom-32e_esp32-wroom-32ue_datasheet_en.pdf - License: https://creativecommons.org/licenses/by/4.0/ - Part Type: Integrated Circuit **Pins:** - GND=> . [pin 15] - EN [pin 3] - GND [pin 38] - GND [pin 39] - GND [pin 1] - IO0 [pin 25] - IO12 [pin 14] - IO13 [pin 16] - IO14 [pin 13] - IO15 [pin 23] - IO16 [pin 27] - IO17 [pin 28] - IO18 [pin 30] - IO19 [pin 31] - IO2 [pin 24] - IO21 [pin 33] - IO22 [pin 36] - IO23 [pin 37] - IO25 [pin 10] - IO26 [pin 11] - IO27 [pin 12] - IO32 [pin 8] - IO33 [pin 9] - IO34 [pin 6] - IO35 [pin 7] - IO4 [pin 26] - IO5 [pin 29] - NC [pin 18] - NC [pin 19] - NC [pin 17] - NC [pin 21] - NC [pin 22] - NC [pin 32] - NC [pin 20] - RXD0/IO3 [pin 34] - SENSOR_VN [pin 5] - SENSOR_VP [pin 4] - TXD0/IO1 [pin 35] - VDD [pin 2] ### M1 — [DC Motor](https://www.flux.ai/vasyl/dc-motor~ku.md) **Pins:** - - - + ### M2 — [DC Motor](https://www.flux.ai/vasyl/dc-motor~ku.md) **Pins:** - - - + ### U1 — [L298N - 3469789](https://www.flux.ai/lwcassid/l298n-3469789~6q.md) - Manufacturer Name: STMicroelectronics NV - Manufacturer Part Number: L298N **Pins:** - ENA - ENB - GND - IN1 - IN2 - IN3 - IN4 - OUT1 - OUT2 - OUT3 - OUT4 - SENSE_A - SENSE_B - VS - VSS ### U2 — [TSOP34S40F](https://www.flux.ai/vasy_skral/tsop34s40f~0dt.md) - Part Type: Interface Optical - Manufacturer Part Number: TSOP34S40F - Manufacturer Name: Vishay Semiconductors - Datasheet URL: https://www.vishay.com/docs/82669/tsop32s40f.pdf **Pins:** - GND [pin 2] - OUT [pin 1] - Vs [pin 3] ### U3 — [TSOP34S40F](https://www.flux.ai/vasy_skral/tsop34s40f~0dt.md) - Manufacturer Part Number: TSOP34S40F - Part Type: Interface Optical - Manufacturer Name: Vishay Semiconductors - Datasheet URL: https://www.vishay.com/docs/82669/tsop32s40f.pdf **Pins:** - GND [pin 2] - OUT [pin 1] - Vs [pin 3] ### U4 — [TSOP34S40F](https://www.flux.ai/vasy_skral/tsop34s40f~0dt.md) - Part Type: Interface Optical - Manufacturer Part Number: TSOP34S40F - Manufacturer Name: Vishay Semiconductors - Datasheet URL: https://www.vishay.com/docs/82669/tsop32s40f.pdf **Pins:** - GND [pin 2] - OUT [pin 1] - Vs [pin 3] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/dodominiccc/esp32-wroom-32e-reference-design~uq](https://www.flux.ai/dodominiccc/esp32-wroom-32e-reference-design~uq).* --- *Generated from [https://www.flux.ai/dodominiccc/esp32-wroom-32e-reference-design~uq](https://www.flux.ai/dodominiccc/esp32-wroom-32e-reference-design~uq)*