SparkFun Serial Basic Breakout - CH340G

USB - RS232 adapter equipped with a USB type A connector and an RS232 connector in the DB9 male standard. It uses the original FTDI FT232RL chip, which guarantees a reliable connection between a variety of devices. Waveshare USB-TO-RS232-Male-Cable

A module with a USB converter - GPIO/ADC/I2C based on the MCP2221A chip. It allows you to connect sensors, displays or PWM drivers to the computer via a 2.54 mm or Stemma QT/Qwiic connector. Adafruit 4471

USB-UART TTL converter based on the CH343G chip. Equipped with a number of security features ensuring stable and safe communication. Waveshare CH343 USB UART Board (mini)

A small USB-UART TTL converter module based on the CH340 system with a USB type A connector. Designed for the ESP-01 and ESP-01S modules

USB-TO-TTL-FT232 is a reliable USB-to-UART converter designed for applications requiring a compact module with safe and fast serial communication. It is well-suited for microcontroller programming, UART port diagnostics, and powering devices in embedded systems. With high system compatibility and full logic-level isolation, it is an ideal tool for electronics designers and system integrators.

USB - UART converter based on the CH9102F chip. Compatible with the voltage of 3.3 V and 5 V, it has been equipped with a USB type C connector. Adafruit 5568

USB to TTL Serial Cable - Debug / Console Cable for Raspberry Pi, RoHS

BOB-13263

UART - USB converter based on the FT232RL chip with TX, RX, RTS and CTS lines led out to the pin connector, the remaining lines available on solder fields for pin connectors. Micro-USB socket. Voltage supply from 3.3 to 5 V. FT232 USB UART Board (micro)

The FT232RNL USB to UART converter provides stable serial communication and debugging of industrial equipment, supporting 3.3V and 5V voltages and hardware flow control. With power indicators, protection diodes, and compatibility with multiple operating systems, it offers reliable data transfers from 300 bps to 3 Mbps, as well as additional protections against faults and electrostatic discharge. Waveshare USB TO TTL (C)

USB-UART TTL converter based on the CH343G chip. Equipped with a number of security features ensuring stable and safe communication. Waveshare CH343 USB UART Board (type A)

Versatile USB protocol converter, offering four channels (RS485, RS232, two TTL) and 12V, 5V and 3.3V power supply, ideal for IoT and industrial applications. Compatible with Windows, Linux, LattePanda and Raspberry Pi, no drivers required, and optional installation allows easy device management. DFRobot TEL0185

USB - UART TTL converter based on the FT232RL chip, the module is equipped with a miniUSB socket. Works with 3.3V or 5V voltage levels.