ODROID ESP32

Development Board ODROID_ESP32

ODROID ESP32 is a development board based on the ESP32 microcontroller using XTENSA architecture.

This board features a maximum CPU frequency of 240 MHz and 16MB flash memory.

240 MHz CPU 16MB Flash WiFi + BT 4.2

About ODROID ESP32

ESP32 Xtensa dual-core 32-bit LX6 · 240 MHz

ESP32 module integrated into ODROID boards - used for low-level control, Bluetooth, and real-time tasks in hybrid systems.

Technical Specifications

Complete technical specification details for ODROID ESP32

ESP32 · Dual-Core

Arch

XTENSA

Clock

240 MHz

Flash

16MB

Connectivity

WiFi

802.11 b/g/n (2.4 GHz)

Bluetooth 4.2

Classic + BLE

Digital IO

Analog In

PWM

Interrupts

Full datasheet & reference manual

Download

Quick Setup

Copy-paste configs for ODROID ESP32 - auto‑generated from this board's exact hardware specs.

ESP32 240 MHz 16MB DIO Xtensa

In Arduino IDE 2 select Odroid Esp32 from the esp32 by Espressif package. In PlatformIO use board = esp32dev. ESP32 · 240 MHz · 16MB · DIO.

Tools menu settings

Board (select in Arduino IDE) Odroid Esp32

CPU Frequency 240 MHz

Flash Size 16MB

Flash Mode DIO

Upload Speed 921600

Architecture Xtensa

In Arduino IDE 2, open Boards Manager, search "esp32" by Espressif and install it. Then go to Tools → Board and select "Odroid Esp32" for the ODROID ESP32.

platformio.ini


[env:odroid_esp32]
platform  = espressif32
board     = esp32dev
framework = arduino

; Exact hardware config for ODROID ESP32
board_build.mcu        = esp32
board_build.f_cpu      = 240000000L
board_build.flash_size = 16MB
board_build.flash_mode = dio
board_upload.flash_size = 16MB

The board value is a close generic match - check PlatformIO board registry for an exact fit.

esp32: block (YAML)


esp32:
  board: esp32dev
  framework:
    type: arduino   # or "esp-idf"

# ODROID ESP32 - 240 MHz ESP32
# Flash: 16MB | USB: N/A

Paste into your device's .yaml. See ESPHome ESP32 docs for full options.

esptool.py - flash command


esptool.py \
  --chip esp32 \
  --baud 921600 \
  write_flash \
    --flash_mode dio \
    --flash_size 16MB \
    0x1000 bootloader.bin \
    0x8000    partitions.bin \
    0xe000    boot_app0.bin \
    0x10000   firmware.bin

Install: pip install esptool - replace firmware.bin with your binary - bootloader at 0x1000

ODROID ESP32 Pinout Diagram

Complete pin reference for ODROID ESP32

Useful Links

Datasheets and resources for ODROID ESP32

Board Datasheet

Technical specifications

ESP32 Datasheet

Microcontroller reference

Pin Mappings

Complete pinout and GPIO mapping for ODROID ESP32

Digital I/O Pins

Interrupt Pins

Analog Inputs

PWM Pins

Pin	PWM	Other
1	PWM	TX
2	PWM	LED_BUILTIN
3	PWM	RX
4	PWM	SCL
15	PWM	SDA
18	PWM	SCK
19	PWM	MISO
22	PWM	SS
23	PWM	MOSI
25	PWM	DAC1
26	PWM	DAC2
35		ADC1
36		ADC2

Legend

A0 Analog input

T0 Touch sensor

PWM PWM capable

RX/TX Serial pins

LED Built-in LED

# Pin number

Default Tools & Configuration

Build and upload settings for ODROID ESP32

Setting	Value
Bootloader tool	esptool_py
Uploader tool	esptool_py
Network uploader tool	esp_ota
Bootloader address	`0x1000`
Flash mode	dio
Boot mode	dio
Maximum upload size	1280 KB (1310720 bytes)
Maximum data size	320 KB (327680 bytes)

Configuration Summary

The ODROID ESP32 uses esptool_py for uploads , esp_ota for OTA updates, and esptool_py bootloader at 0x1000.

Flash mode: dio | Boot mode: dio

Max sketch size: 1280 KB | Max data size: 320 KB

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ODROID ESP32

About ODROID ESP32

Technical Specifications

Quick Setup

ODROID ESP32 Pinout Diagram

Useful Links

Pin Mappings

Default Tools & Configuration

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Contents