USB-UART converter with CH340N chip

Description

A small USB-UART TTL converter module based on the CH340N chip with a microUSB connector. Equipped with a LED indicating power. The module allows you to send UART bus signals (3.3 V or 5 V) to the computer via the USB port.

Features

• USB FS interface, compatible with USB 2.0
• Hardware full duplex UART serial interface, integrated transceiver buffer, supports transmission rates ranging from 50bps to 2Mbps
• Supports common MODEM interface signals RTS, DTR, DCD, RI, DSR and CTS
• Provides an additional RS232, RS485, RS422 etc. interface via an external voltage conversion circuit
• Software compatible with CH341
• Built-in 12MHz clock, no external quartz required
• MicroUSB connector
• Power supply 5 V and 3.3 V
• Dimensions: 16 x 15.9 mm