ESP32-WROOM-32 breadboard adapter for easy assembly and development

Information about this module is generated with the help of AI. The description may be incomplete, inaccurate, or subject to change.

This ESP32 breadboard adapter board is designed for the ESP32-WROOM-32 module. The board makes it easy to mount the ESP32 module on a breadboard and provides access to the module GPIO connections through standard pin headers.

The ESP32-WROOM-32 is mounted at the U1 position on the PCB. The board provides connections for GPIO, 3V3, GND, RX and TX. It also includes two push buttons, SW1 and SW2, used for RESET and BOOT. This makes the board suitable for development, programming and testing of ESP32 projects.

R1 is 1 kOhm and R2 is 2.2 kOhm. Together with C1, these components form part of the board power-up and reset circuit. R2 is used to keep the ESP32 EN signal at the correct level, while R1 and C1 form part of the RC circuit used for power-up and reset.

SW1 is used to reset the ESP32. SW2 is connected to GPIO0 and is used to select the ESP32 boot or programming mode. By holding BOOT while activating RESET, the module can be started in programming mode.

The separate RX/TX/GND connection can be used with an external USB to UART adapter for programming and serial communication. The ESP32 uses 3.3 V logic, which is important when connecting external electronics.

The two long pin headers are mounted on opposite sides of the PCB and provide a convenient connection to a breadboard. The board is therefore well suited for experiments with sensors, displays, relays, motor control, communication, IoT and other microcontroller projects.

The ESP32-WROOM-32 module includes Wi-Fi and Bluetooth and provides many functions such as SPI, I2C, UART, ADC, DAC, PWM and capacitive touch inputs. This makes the board a practical solution when a separate ESP32-WROOM-32 module is to be used as a development board.
Facts.
Product type: ESP32 breadboard adapter board
Compatible module: ESP32-WROOM-32
Microcontroller: ESP32
Processor: Dual-core 32-bit LX6
Maximum processor speed: 240 MHz
Wi-Fi: 802.11 b/g/n
Wi-Fi frequency: 2.4 GHz
Bluetooth: Bluetooth 4.2 BR/EDR and BLE
Flash memory: 4 MB
ESP32 supply voltage: 3.0 to 3.6 V
Recommended voltage: 3.3 V
Logic level: 3.3 V
GPIO: Up to 32 GPIO on ESP32-WROOM-32
Communication: UART, SPI, I2C, SDIO and I2S
Analog functions: ADC and DAC
Touch: Capacitive touch inputs
U1: ESP32-WROOM-32 mounting position
R1: 1 kOhm
R2: 2.2 kOhm
C1: 100 nF
SW1: RESET
SW2: BOOT
P3: RX, TX and GND
Pin headers: GPIO connections for breadboard
Antenna: Built-in PCB antenna on ESP32-WROOM-32
Programming: Via external USB to UART adapter
Application: Development, testing, IoT and prototyping

Included.
One kit with ESP32

About the product.
Weight: approx 13 gram.
Contact us if you have questions at info@pchbutik.se
Article no: 3695
Remaining stock quantity can be found under the Product details tab.
In our range since: 2026-08-24

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