# ESP32-S3-WROOM-1 Reference Design ## Description This project is a reference project for ESP32-S3-WROOM-1 to develop your IoT ideas. The board has 3 LEDs, USB C for firmware, EN and BOOT buttons, and 2 IO connectors for development #IoT #WiFi #MCU #RF #ESP32 #project #referenceDesign #simple-embedded #espressif #template #reference-design ## Project Details - **Owner:** darwinmb - **Created:** 3/1/2024 - **Last Updated:** 5/16/2024 - **Visibility:** Public - **License:** https://creativecommons.org/licenses/by/4.0/ - **Copies:** 1 ## Key Components ### RV1 — [3224W-1-104E](https://www.flux.ai/jharwinbarrozo/3224w-1-104e.md) - Part Type: Resistor - Manufacturer Part Number: 3224W-1-104E - Datasheet URL: https://datasheet.lcsc.com/lcsc/1810271112_BOURNS-3224W-1-103E_C81348.pdf - Resistance: 100kΩ - Manufacturer Name: Bourns **Pins:** - P1 - P2 - P3 ### U1 — [NUCLEO-F746ZG](https://www.flux.ai/vasyl/nucleo-f746zg.md) - Manufacturer Part Number: 497-16282-ND - Part Type: Evaluation Boards - Datasheet URL: https://www.st.com/content/ccc/resource/technical/document/data_brief/group1/8c/c9/8a/9b/3e/f0/45/bb/DM00357737/files/DM00357737.pdf/jcr:content/translations/en.DM00357737.pdf - Manufacturer Name: STMicroelectronics **Pins:** - +3V3 [pin CN11_16] - +3V3_CN8 [pin CN8_7] - +5V [pin CN11_18] - +5V_CN8 [pin CN8_9] - A0/ADC123_IN3 [pin CN9_1] - A1/ADC123_IN10 [pin CN9_3] - A2/ADC123_IN13 [pin CN9_5] - A3/ADC3_IN9 [pin CN9_7] - A4/ADC3_IN15/I2C1_SDA [pin CN9_9] - A5/ADC3_IN8/I2C1_SCL [pin CN9_11] - A6/ADC_A_IN [pin CN10_7] - A7/ADC_B_IN [pin CN10_9] - A8/ADC_C_IN [pin CN10_11] - AGND_CN10 [pin CN10_3] - AGND_CN12 [pin CN12_32] - AREF [pin CN7_6] - AVDD_CN10 [pin CN10_1] - AVDD_CN12 [pin CN12_7] - BOOT0 [pin CN11_7] - D0/USART_A_RX [pin CN10_16] - D1/USART_A_TX [pin CN10_14] - D10/SPI_A_CS/TIM_B_PWM3 [pin CN7_16] - D11/SPI_A_MOSI/TIM_E_PWM1 [pin CN7_14] - D12/SPI_A_MISO [pin CN7_12] - D13/SPI_A_SCK [pin CN7_10] - D14/I2C_A_SDA [pin CN7_4] - D15/I2C_A_SCL [pin CN7_2] - D16/I2S_A_MCK [pin CN7_1] - D17/I2S_A_SD [pin CN7_3] - D18/I2S_A_CK [pin CN7_5] - D19/I2S_A_WS [pin CN7_7] - D2/IO [pin CN10_12] - D20/I2S_B_WS [pin CN7_9] - D21/I2S_B_MCK [pin CN7_11] - D22/I2S_B_SD/SPI_B_MOSI [pin CN7_13] - D23/I2S_B_CK/SPI_B_SCK [pin CN7_15] - D24/SPI_B_NSS [pin CN7_17] - D25/SPI_B_MISO [pin CN7_19] - D26/IO [pin CN10_13] - D27/IO [pin CN10_15] - D28/IO [pin CN10_19] - D29/IO [pin CN10_21] - D3/TIMER_A_PWM3 [pin CN10_10] - D30/IO [pin CN10_23] - D31/IO [pin CN10_25] - D32/TIMER_C_PWM1 [pin CN10_29] - D33/TIMER_D_PWM1 [pin CN10_31] - D34/TIMER_B_ETR [pin CN10_33] - D35/TIMER_C_PWM3 [pin CN10_34] - D36/TIMER_C_PWM2 [pin CN10_32] - D37/TIMER_A_BKIN1 [pin CN10_30] - D38/IO [pin CN10_28] - D39/TIMER_A_PWM3N [pin CN10_26] - D4/IO [pin CN10_8] - D40/TIMER_A_PWM2N [pin CN10_24] - D41/TIMER_A_ETR [pin CN10_20] - D42/TIMER_A_PWM1N [pin CN10_18] - D43/SDMMC_D0 [pin CN8_2] - D44/SDMMC_D1/I2S_A_CKIN [pin CN8_4] - D45/SDMMC_D2 [pin CN8_6] - D46/SDMMC_D3 [pin CN8_8] - D47/SDMMC_CK [pin CN8_10] - D48/SDMMC_CMD [pin CN8_12] - D49/IO [pin CN8_14] - D5/TIMER_A_PWM2 [pin CN10_6] - D50/IO [pin CN8_16] - D51/USART_B_SCLK [pin CN9_2] - D52/USART_B_RX [pin CN9_4] - D53/USART_B_TX [pin CN9_6] - D54/USART_B_RTS [pin CN9_8] - D55/USART_B_CTS [pin CN9_10] - D56/SAI_A_MCLK [pin CN9_14] - D57/SAI_A_FS [pin CN9_16] - D58/SAI_A_SCK [pin CN9_18] - D59/SAI_A_SD [pin CN9_20] - D6/TIMER_A_PWM1 [pin CN10_4] - D60/SAI_B_SD [pin CN9_22] - D61/SAI_B_SCK [pin CN9_24] - D62/SAI_B_MCLK [pin CN9_26] - D63/SAI_B_FS [pin CN9_28] - D64/IO [pin CN9_30] - D65/IO [pin CN9_29] - D66/CAN_TX [pin CN9_27] - D67/CAN_RX [pin CN9_25] - D68/I2C_B_SDA [pin CN9_21] - D69/I2C_B_SCL [pin CN9_19] - D7/IO [pin CN10_2] - D70/I2C_B_SMBA [pin CN9_17] - D71/IO [pin CN9_15] - D72/NC [pin CN9_13] - D8/IO [pin CN7_20] - D9/TIMER_B_PWM2 [pin CN7_18] - E5V [pin CN11_6] - GND_CN10 [pin CN10_5] - GND_CN10__1 [pin CN10_17] - GND_CN10__2 [pin CN10_22] - GND_CN10__3 [pin CN10_27] - GND_CN11 [pin CN11_8] - GND_CN11__1 [pin CN11_19] - GND_CN11__2 [pin CN11_20] - GND_CN11__3 [pin CN11_22] - GND_CN11__4 [pin CN11_49] - GND_CN11__5 [pin CN11_60] - GND_CN11__6 [pin CN11_71] - GND_CN11__7 [pin CN11_72] - GND_CN12 [pin CN12_9] - GND_CN12__1 [pin CN12_20] - GND_CN12__2 [pin CN12_39] - GND_CN12__3 [pin CN12_54] - GND_CN12__4 [pin CN12_63] - GND_CN12__5 [pin CN12_71] - GND_CN12__6 [pin CN12_72] - GND_CN7 [pin CN7_8] - GND_CN8 [pin CN8_11] - GND_CN8__1 [pin CN8_13] - GND_CN9 [pin CN9_12] - GND_CN9__1 [pin CN9_23] - IOREF [pin CN11_12] - IOREF_CN8 [pin CN8_3] - NC [pin CN11_10] - NC__1 [pin CN11_26] - NC__2 [pin CN11_67] - NC_CN8 [pin CN8_1] - PA0 [pin CN11_28] - PA1 [pin CN11_30] - PA10 [pin CN12_33] - PA11 [pin CN12_14] - PA12 [pin CN12_12] - PA13 [pin CN11_13] - PA14 [pin CN11_15] - PA15 [pin CN11_17] - PA2 [pin CN12_35] - PA3 [pin CN12_37] - PA4 [pin CN11_32] - PA5 [pin CN12_11] - PA6 [pin CN12_13] - PA7 [pin CN12_15] - PA8 [pin CN12_23] - PA9 [pin CN12_21] - PB0 [pin CN11_34] - PB1 [pin CN12_24] - PB10 [pin CN12_25] - PB11 [pin CN12_18] - PB12 [pin CN12_16] - PB13 [pin CN12_30] - PB14 [pin CN12_28] - PB15 [pin CN12_26] - PB2 [pin CN12_22] - PB3 [pin CN12_31] - PB4 [pin CN12_27] - PB5 [pin CN12_29] - PB6 [pin CN12_17] - PB7 [pin CN11_21] - PB8 [pin CN12_3] - PB9 [pin CN12_5] - PC0 [pin CN11_38] - PC1 [pin CN11_36] - PC10 [pin CN11_1] - PC11 [pin CN11_2] - PC12 [pin CN11_3] - PC13 [pin CN11_23] - PC14 [pin CN11_25] - PC15 [pin CN11_27] - PC2 [pin CN11_35] - PC3 [pin CN11_37] - PC4 [pin CN12_34] - PC5 [pin CN12_6] - PC6 [pin CN12_4] - PC7 [pin CN12_19] - PC8 [pin CN12_2] - PC9 [pin CN12_1] - PD0 [pin CN11_57] - PD1 [pin CN11_55] - PD10 [pin CN12_65] - PD11 [pin CN12_45] - PD12 [pin CN12_43] - PD13 [pin CN12_41] - PD14 [pin CN12_46] - PD15 [pin CN12_48] - PD2 [pin CN11_4] - PD3 [pin CN11_40] - PD4 [pin CN11_39] - PD5 [pin CN11_41] - PD6 [pin CN11_43] - PD7 [pin CN11_45] - PD8 [pin CN12_10] - PD9 [pin CN11_69] - PE0 [pin CN12_64] - PE1 [pin CN11_61] - PE10 [pin CN12_47] - PE11 [pin CN12_56] - PE12 [pin CN12_49] - PE13 [pin CN12_55] - PE14 [pin CN12_51] - PE15 [pin CN12_53] - PE2 [pin CN11_46] - PE3 [pin CN11_47] - PE4 [pin CN11_48] - PE5 [pin CN11_50] - PE6 [pin CN11_62] - PE7 [pin CN12_44] - PE8 [pin CN12_40] - PE9 [pin CN12_52] - PF0 [pin CN11_53] - PF1 [pin CN11_51] - PF10 [pin CN12_42] - PF11 [pin CN12_62] - PF12 [pin CN12_59] - PF13 [pin CN12_57] - PF14 [pin CN12_50] - PF15 [pin CN12_60] - PF2 [pin CN11_52] - PF3 [pin CN12_58] - PF4 [pin CN12_38] - PF5 [pin CN12_36] - PF6 [pin CN11_9] - PF7 [pin CN11_11] - PF8 [pin CN11_54] - PF9 [pin CN11_56] - PG0 [pin CN11_59] - PG1 [pin CN11_58] - PG10 [pin CN11_66] - PG11 [pin CN11_70] - PG12 [pin CN11_65] - PG13 [pin CN11_68] - PG14 [pin CN12_61] - PG15 [pin CN11_64] - PG2 [pin CN11_42] - PG3 [pin CN11_44] - PG4 [pin CN12_69] - PG5 [pin CN12_68] - PG6 [pin CN12_70] - PG7 [pin CN12_67] - PG8 [pin CN12_66] - PG9 [pin CN11_63] - PH0 [pin CN11_29] - PH1 [pin CN11_31] - RESET [pin CN11_14] - RESET_CN8 [pin CN8_5] - U5V [pin CN12_8] - VBAT [pin CN11_33] - VDD [pin CN11_5] - VIN [pin CN11_24] - VIN_CN8 [pin CN8_15] ### U4 — [DHT11](https://www.flux.ai/vasyl/dht11.md) - Manufacturer Name: Adafruit Industries LLC - Part Type: Sensor - Manufacturer Part Number: YL100 - Datasheet URL: https://cdn-learn.adafruit.com/downloads/pdf/dht.pdf **Pins:** - DATA [pin 2] - GND [pin 4] - NC [pin 3] - VDD [pin 1] ### U5 — [LM016L](https://www.flux.ai/jecstronic/lm016l.md) - Manufacturer Name: Hitachi - Datasheet URL: https://datasheetspdf.com/pdf/1462370/Hitachi/LM016L/1 - License: https://creativecommons.org/licenses/by/4.0/ - Manufacturer Part Number: Hitachi - Part Type: LCD **Pins:** - DB0 [pin 7] - DB1 [pin 8] - DB2 [pin 9] - DB3 [pin 10] - DB4 [pin 11] - DB5 [pin 12] - DB6 [pin 13] - DB7 [pin 14] - E [pin 6] - R/W [pin 5] - RS [pin 4] - VDD [pin 2] - VO [pin 3] - VSS [pin 1] ### US1 — [HC-SR04](https://www.flux.ai/vasy_skral/hc-sr04.md) - Manufacturer Part Number: HC-SR04 - License: https://creativecommons.org/licenses/by/4.0/ - Datasheet URL: https://cdn.sparkfun.com/datasheets/Sensors/Proximity/HCSR04.pdf - Part Type: Sensor **Pins:** - ECHO [pin 3] - GND [pin 4] - TRIG [pin 2] - VCC [pin 1] *The full schematic, PCB layout, bill of materials, and interactive design are available at [https://www.flux.ai/darwinmb/esp32-s3-wroom-1-reference-design](https://www.flux.ai/darwinmb/esp32-s3-wroom-1-reference-design).* --- *Generated from [https://www.flux.ai/darwinmb/esp32-s3-wroom-1-reference-design](https://www.flux.ai/darwinmb/esp32-s3-wroom-1-reference-design)*