The Ubyte Quad Channel USB-to-UART Converter is a versatile and high-performance interface designed for applications requiring multiple UART connections over a USB interface. It integrates the XR21V1414IM48TR-F USB-to-Quad UART bridge, providing four independent serial channels with adjustable voltage levels (1.8V, 3.3V, and 5V).

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Ubyte Consulting Quad USB to UART Product Page

Key Features:

• USB Type-C Interface – Provides power and high-speed data communication.
• Quad UART Bridge (XR21V1414IM48TR-F) – Converts USB data into four UART channels, ensuring efficient serial communication.
• Voltage Level Shifters – Supports multiple logic levels for broad device compatibility.
• Integrated EEPROM (M24C02-WMN6TP) – Stores USB configuration settings for consistent operation.
• ESP32 Auto-Boot Support – Dedicated programmable Channel B with boot/reset controls for ESP32 development.
• Multiple Power Domains – Includes LDO regulators for 5V, 3.3V, and 1.8V operation.
• LED Indicators – Status LEDs for power, UART activity, and ESP32 boot/reset functions.
• Modular Voltage Selection – Allows independent voltage control for each channel banks.

Applications:

• Embedded System Development
• ESP32 Firmware Programming
• Industrial Automation
• IoT and Smart Device Prototyping
• Multi-UART Debugging & Monitoring

This converter offers robust electrical protection, modular design, and a reliable USB-to-serial communication solution for developers and industrial users alike.