Espressif ESP32-Korvo Development Board Pinout and Technical Specifications
Code name: ESP32_KORVO
Manufacturer: Espressif
Espressif ESP32-Korvo development board is based on esp32 microcontroller and uses xtensa architecture. This development board has a maximum CPU frequency of 240 MHz and a flash size of 4MB.
🔗 Quick Links
📝 Espressif ESP32-Korvo Description
The ESP32-Korvo is a powerful AI voice development board based on the ESP32-WROVER module. Designed for speech recognition and audio applications, it integrates an audio codec, multiple microphone inputs, and a DSP for advanced audio processing. The board supports Wi-Fi and Bluetooth connectivity, making it ideal for AI-powered voice assistants, smart home applications, and audio streaming projects.
📊 Espressif ESP32-Korvo Specs
Below you can find the specifications of Espressif ESP32-Korvo, such as features, connectivity options, and Espressif ESP32-Korvo technical specs.
✨ Features
- 26 digital IO pins
- 16 external interrupt pins
- 10 analog input pins
- 8 PWM pins
🛰️ Connectivity
- WiFi: 802.11 b/g/n (2.4 GHz)
- Bluetooth: 4.2
- BLE: 4.2
📐 Technical specs
| Microcontroller | esp32 |
| Clock Speed | 240 MHz |
| Flash size | 4MB |
| Architecture | xtensa |
🔌 Espressif ESP32-Korvo Pinout
The ESP32-Korvo pinout includes GPIOs optimized for audio applications. It provides power pins (5V, 3.3V, and GND), UART (TX, RX), I2C (SDA, SCL), SPI (MISO, MOSI, SCK, SS), and dedicated I2S interfaces for high-quality audio processing. The board also features microphone input pins and speaker output for AI-driven voice applications.
🗺️ Espressif ESP32-Korvo Pins Mapping Arduino IDE
Below you can find the Espressif ESP32-Korvo pinout. This development board provides 26 digital IO pins, out of which 16 can be used as an external interrupt pins , 10 as analog input pins and 8 pins have Pulse-Width Modulation (PWM) .
| Pin | Analog | Touch | PWM | Other |
|---|---|---|---|---|
| 0 | A11 | T1 | PWM | |
| 1 | PWM | TX | ||
| 2 | A12 | T2 | PWM | |
| 3 | PWM | RX | ||
| 4 | A10 | T0 | PWM | |
| 5 | PWM | |||
| 12 | A15 | T5 | PWM | |
| 13 | A14 | T4 | PWM | |
| 14 | A16 | T6 | PWM | |
| 15 | A13 | T3 | PWM | |
| 16 | PWM | |||
| 17 | PWM | |||
| 18 | PWM | |||
| 19 | PWM | |||
| 21 | PWM | |||
| 22 | PWM | |||
| 23 | PWM | |||
| 25 | A18 | PWM | DAC1 | |
| 26 | A19 | PWM | DAC2 | |
| 27 | A17 | T7 | PWM | |
| 32 | A4 | T9 | PWM | |
| 33 | A5 | T8 | PWM |
🛠️ Default Tools
| Bootloader tool | esptool_py |
| Uploader tool | esptool_py |
| Network uploader tool | esp_ota |
| Bootloader address | 0x1000 |
| Flash mode | dio |
| Boot mode | dio |
| PSRAM type | |
| Maximum upload size | 1920 Kb (1966080 B) |
| Maximum data size | 320 Kb (327680 B) |
The Espressif ESP32-Korvo development board by default uses esptool_py uploader tool, esp_ota network uploader tool for Over-the-air (OTA) uploads and esptool_py bootloader tool. The bootloader starts at address "0x1000". Flash mode and boot mode for Espressif ESP32-Korvo development board by default is dio and dio respectively.
