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Home / Development Boards & Control Boards / ESP-32 Core Development Board CP2102/CH340 Driver Wireless WiFi+Bluetooth Dual-Core Module

Attributes

Brand -
Category Electronic Components / Maker DIY / Development Boards & Control Boards
Origin -
CPU Dual-Core Tensilica LX6
Clock Speed 240 MHz
Flash Memory 4 MB
SRAM 520 KB
Wi-Fi Standard 802.11 b/g/n
Bluetooth Version v4.2 BR/EDR and BLE
GPIO Pins 34
Operating Voltage 3.3V
Input Voltage 5V via Micro USB
USB Interface Micro USB

5 reviews

A

Anonymous

Apr 13, 2026

Rating: 5/5

Easy to Setup

Drivers installed easily on Windows 10. Ready to code in minutes.

A

Anonymous

Apr 01, 2026

Rating: 5/5

Perfect for IoT Projects

Works flawlessly with Arduino IDE. The dual-core performance is noticeable.

A

Anonymous

Mar 31, 2026

Rating: 5/5

Excellent Board

Replaced my old ESP8266 projects with this. Much more powerful.

A

Anonymous

Mar 26, 2026

Rating: 4/5

Good but runs warm

Functionality is great, but it gets a bit warm during heavy Wi-Fi use.

A

Anonymous

Feb 16, 2026

Rating: 5/5

Great Value

Cheap and reliable. Wi-Fi connection is stable.

5 FAQ

Q: Is this compatible with Arduino IDE?

A: Yes, fully compatible. You need to add the ESP32 board manager URL.

Q: Does it support external antenna?

A: This specific model uses the onboard PCB antenna only.

Q: Can I power this with 3.3V directly?

A: It is recommended to use 5V via USB or VIN pin to ensure stability.

Q: How many PWM pins are available?

A: Almost all GPIO pins can be configured for PWM output.

Q: What is the difference between CP2102 and CH340?

A: Both are USB-to-UART bridges. Functionality is the same, drivers differ slightly.

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