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1. Qinheng electronics hl 340 usb serial adapter drivers serial#
2. Qinheng electronics hl 340 usb serial adapter drivers drivers#
3. Qinheng electronics hl 340 usb serial adapter drivers driver#

Qinheng electronics hl 340 usb serial adapter drivers serial#

It provides 8-bit parallel interface, used for MCU 8-UART extension.ĬH340/CH341 USB to serial port Android free drive application library, for Android OS 3.1 and above version which supports USB Host mode already, no need to load Android kernel driver, no root privileges. It supports hardware flow control, compatible with 16C550/16C750. Each UART receive/transmit has independent 128-byte FIFO. The datasheet is the description of USB to serial port and printer port.ĬH438 datasheet.

Qinheng electronics hl 340 usb serial adapter drivers drivers#

Drivers support for Windows/Linux/Android/Mac, etc.

Used to distribute to the end user with the product.ĬH341 datasheet, USB bus converter chip with multiple communication interfaces, such as USB to serial port/parallel port/printer port/I2C interface etc. (Discontinued).ġ.CH341SER.EXE(Windows driver, supports WIN10/WIN8/WIN7/XP etc.)Ģ.CH341SER_ANDROID.ZIP(Android application)ĬH340/CH341 USB to serial port Windows driver, supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, Server 2016/2012/2008/2003, 2000/ME/98，Microsoft WHQL Certified, supports USB to 3 and 9 wire serial ports. The backplane of the CH340K is 0# pin GND, which is an optional connection the 3# pin GND is the necessary connection.ĬH340R provides reverse polarity TXD and MODEM interface signals. The CH340K has three diodes built in to reduce current flow backwards between the I/O pins of the MCU. RoHS compliant SOP-16, SOP-8, SSOP-20 and ESSOP-10, MSOP-10 lead-free package.ĬH340C, CH340N, CH340K, CH340E and CH340B integrate 12MHz clock, no external crystal required.ĬH340B integrates EEPROM used to configure the serial number, etc.CH340C/N/K/E and CH340B integrate 12MHz clock, no external crystal required, CH340B also integrates EEPROM used to configure the serial number, etc.Supports 5V and 3.3V power supply even supports as low as 3V.

Qinheng electronics hl 340 usb serial adapter drivers driver#

Software compatible with CH341, customers can use driver of CH341 directly.CH340R supports IrDA specification SIR infrared communication, supports baudrates varies from 2400bps to 115200bps.through external voltage conversion chip. Provides further RS232, RS485, RS422 interface, etc.Supports common MODEM interface signals RTS, DTR, DCD, RI, DSR and CTS.Hardware full duplex serial UART interface, integrated transmit-receive buffer, supports communication baudrates varies from 50bps to 2Mbps.

Original UART applications are totally compatible without any modification.

Emulate standard UART interface, used to upgrade the original serial devices or expand additional UART via USB.Full speed USB device interface, USB 2.0 compatible.For more information about converting USB to printer interface, please refer to the datasheet CH340DS2. In UART mode, CH340 provides common MODEM interface signals, to expand UART interface of computer or upgrade common serial communication devices to USB directly. CH340 is a USB converter chip, which converts USB to serial UART interface or to printer interface.