6pin CP2102 - USB-TTL UART Module 232 to 485 Board Serial Converter Multifunctional

This CP2102-based multifunctional serial converter module provides USB-to-serial communication with support for TTL (UART), RS232, and RS485 interfaces. Designed for ease of use and reliable performance, it is ideal for embedded development, industrial control, and communication between microcontrollers and computers. The compact board features a 6-pin interface and can switch between protocols with simple jumper

Key Features & Benefits:

• Based on Silicon Labs CP2102: Stable and widely supported USB-to-serial chip with built-in drivers for Windows, Linux, and macOS.

• Supports 3 Modes:
   ✔️ USB to TTL (UART)
   ✔️ USB to RS232
   ✔️ USB to RS485

• 6-Pin Interface: Includes TXD, RXD, GND, VCC, and RS232/RS485 signal lines.

• Plug-and-Play USB Interface: Simple driver installation with automatic COM port assignment.

• Stable Communication: Built-in ESD protection and signal conditioning for reliable data transfer.

• Compact, Multifunctional Board: Suitable for debugging, data logging, and protocol conversion.

Specifications:

• USB Interface: USB 2.0 (compatible with USB 3.0/1.1)

• Chipset: CP2102 (Silicon Labs)

• Supported Protocols: TTL (UART, 3.3V/5V), RS232, RS485

• Baud Rate: Up to 1 Mbps (UART/TTL)

• Pins: 6-pin header (usually TXD, RXD, GND, VCC, D+, D- or A/B for RS485)

• Voltage Levels: TTL I/O selectable between 3.3V and 5V (via jumper or solder pad)

• Protection: Built-in ESD and surge protection (varies by version)

• OS Compatibility: Windows, Linux, macOS (with CP210x drivers)

• LED Indicators: TX, RX activity (varies by version)

• RoHS Compliant: Yes

Applications:

• Serial communication with microcontrollers (Arduino, STM32, ESP32, etc.)

• RS232 and RS485 industrial device interfacing

• USB-based data logging and diagnostics

• Modbus RTU and other serial protocols

• Firmware flashing and debugging