As this USB-TTL interface is based on the widely used CH340G chip, this interface is usually ready for operation without additional driver installation. In addition, the configuration with jumpers can be used to switch between 3.3 and 5 V (both supply voltage and logic level).

• Connections: USB type A, 5 pins
• Function: USB – TTL converter
• Chip: CH340G
• Voltage: selectable between 3.3 and 5 V (both supply voltage and logic level)
• Dimensions: 18 x 9 x 53 mm + 20-cm cable