Espressif Systems ESP32 Series Manual 

ESP32 Hardware Design Guidelines provide technical information on the ESP32 series of products, including ESP32, the ESP-WROOM-32 module, and ESP32-DevKitC - the development board. Related Resources For additional documentation and resources on ESP32, please visit the website: ESP32 Resources. Release Notes Date Version Release notes 2016.12 ...

8 2 Pin Definitions 9 2.1 Pin Layout 9 2.2 Pin Description 9 2.3 Strapping Pins 11 3 Schematics and PCB Layout Design 13 3.1 Schematics 13 3.1.1 Power Supply 14 3.1.1.1 Digital Power Supply 14 3.1.1.2 Analog Power Supply 14 3.1.2 Power-on ...

24 4.1.3 Notes 25 4.2 ESP32-DevKitC 26 4.2.1 Overview 26 4.2.2 Schematics 27 4.2.2.1 Power Schematics 27 4.2.2.2 USB-UART Schematics 27 5 Applications 28 5.1 UART to Wi-Fi Smart Device 28 5.2 ESP32-Lyra Smart Audio Platform 28 ...

1 Pin Description 9 2 Strapping Pins 12 3 WROOM-32 Pinouts 24 4 Pin Definition of UART Interfaces 28 ...

1 Function Block Diagram 8 2 ESP32 Pin Layout 9 3 ESP32 Schematics 13 4 ESP32 Digital Power Supply Pins 14 5 ESP32 Analog Power Supply Pins 15 6 ESP32 Flash 16 7 ESP32 Crystal Oscillator 16 8 ESP32 Crystal Oscillator (RTC) 17 9 ESP32 RF Schematics 17 10 ESP32 Sensor External Sampling Capacitor 18 11 ESP32 External Capacitor 18 12 ESP32 PCB La ...

It is designed to achieve the best power performance and RF performance in a wide variety of applications and different power profiles, with robustness, versatility and reliability. ESP32 is a Wi-Fi plus Bluetooth System-on-a-C ...

• BT 4.2 controller and host stack • Service Discover Protocol (SDP) • General Access Profile (GAP) • Security Manage Protocol (SMP) • Bluetooth Low Energy (BLE) • ATT/GATT • HID • All GATT-based profile supported • SPP-Like GATT-based profile • BLE Beacon • A2DP/AVRCP/SPP ...

1 OVERVIEW • Wi-Fi location-aware devices • Security ID tags • Healthcare – Proximity and movement monitoring trigger devices – Temperature sensing loggers 1.3 Function Block Diagram Core and memory ROM Cryptographic hardware acceleration AES SHA RSA RTC ULP coprocesser Recovery memory PMU Bluetooth link controller Blueto ...

2 PIN DEFINITIONS 2. Pin Definitions 2.1 Pin Layout 32K_XP 12 VDET_2 11 10 9 8 7 6 5 4 3 2 1 VDET_1 CHIP_PU SENSOR_VN SENSOR_CAPN SENSOR_CAPP SENSOR_VP VDD3P3 VDD3P3 LNA_IN VDDA 25 26 27 28 29 30 31 32 33 34 35 36 GPIO16 VDD_SDIO GPIO5 VDD3P3_CPU 37 GPIO19 38 39 40 41 42 43 44 45 46 47 48 GPIO22 U0RXD U0TXD GPIO21 XTAL_N XTAL_P VDDA CAP2 CAP1 GPIO2 24 MTDO 2 ...