CH340G USB to TTL Serial Port Module with External 12M Crystal Oscillator Supports 3.3V/5V Voltage Levels 2Mbps Baud Rate Comes with Circuit Protection and Indicator Lights

USB to TTL serial port module for CH340G chipThe baud rate error of the signal sent by the external 12M crystal oscillator serial port is less than 0.3%Supports 3.3V/5V level 2Mbps baud rate with circuit protection and indicator lightThe VCC pin and signal pin support dual voltage selection of 3.3V and 5V, which can be selected through the onboard dip switchThere are five white indicator lights on the board, which are used to indicate the power supply status, signal transmission and reception status, and RTS CTS indicator lightReserved hardware flow control pins DTR, DCD, RI, DSR, and RS232 can be pin R232 for easy external control of other devicesEquipped with multiple protection functions against short circuit, overcurrent, and high voltage

• The baud rate error of the external 12M crystal oscillator serial port signal sent by the CH340G chip's USB to TTL serial port module is less than 0.3%
• Supports 3.3V/5V level 2Mbps baud rate with circuit protection and indicator light, with multiple protection functions against short circuit, overcurrent, and high voltage
• The VCC pin and signal pin support dual voltage selection of 3.3V and 5V, which can be selected through the onboard dip switch
• There are five white indicator lights on the board, which are used to indicate the power supply status, signal transmission and reception status, and RTS CTS indicator light
• Reserved hardware flow control pins DTR, DCD, RI, DSR, and RS232 can be pin R232 for easy external control of other devices