VintLabs ESP32 Devkit

Development Board ESP32_DEV

ESP32

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

This board features a maximum CPU frequency of 240 MHz and 4MB flash memory.

240 MHz CPU 4MB Flash WiFi + BT 4.2

About VintLabs ESP32 Devkit

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

Versatile ESP32 development board - ideal for learning, custom PCB integration, and wireless prototyping.

Technical Specifications

Complete technical specification details for VintLabs ESP32 Devkit

ESP32 · Dual-Core

Arch

XTENSA

Clock

240 MHz

Flash

4MB

Connectivity

WiFi

802.11 b/g/n (2.4 GHz)

Bluetooth 4.2

Classic + BLE

Digital IO

Analog In

PWM

Interrupts

Quick Setup

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

ESP32 240 MHz 4MB DIO Xtensa

In Arduino IDE 2 select Esp32 Dev from the esp32 by Espressif package. In PlatformIO use board = esp32dev. ESP32 · 240 MHz · 4MB · DIO.

Tools menu settings

Board (select in Arduino IDE) Esp32 Dev

CPU Frequency 240 MHz

Flash Size 4MB

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 "Esp32 Dev" for the VintLabs ESP32 Devkit.

platformio.ini


[env:vintlabs-devkit-v1]
platform  = espressif32
board     = esp32dev
framework = arduino

; Exact hardware config for VintLabs ESP32 Devkit
board_build.mcu        = esp32
board_build.f_cpu      = 240000000L
board_build.flash_size = 4MB
board_build.flash_mode = dio
board_upload.flash_size = 4MB

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"

# VintLabs ESP32 Devkit - 240 MHz ESP32
# Flash: 4MB | 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 4MB \
    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

Useful Links

Datasheets and resources for VintLabs ESP32 Devkit

ESP32 Datasheet

Microcontroller reference

Pin Mappings

Complete pinout and GPIO mapping for VintLabs ESP32 Devkit

Digital I/O Pins

Interrupt Pins

Analog Inputs

PWM Pins

Pin	Analog	Touch	PWM	Other
0	A11	T1
1			PWM	TX
2	A12	T2	PWM	LED_BUILTIN
3			PWM	RX
4	A10	T0	PWM
5			PWM	SS
12	A15	T5	PWM0 PWM
13	A14	T4	PWM1 PWM
14	A16	T6	PWM2 PWM
15	A13	T3	PWM3 PWM
16			PWM4 PWM
17			PWM5 PWM
18			PWM6 PWM	SCK
19			PWM7 PWM	MISO
21			PWM	SDA
22			PWM	SCL
23			PWM	MOSI
25	A18		PWM	DAC1
26	A19		PWM	DAC2
27	A17	T7	PWM
32	A4	T9	PWM
33	A5	T8	PWM
34	A6
35	A7
36	A0
39	A3

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 VintLabs ESP32 Devkit

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 VintLabs ESP32 Devkit 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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VintLabs ESP32 Devkit

About VintLabs ESP32 Devkit

Technical Specifications

Quick Setup

Useful Links

Pin Mappings

Default Tools & Configuration

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Contents