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DataSheet
CH9140DS1.PDF CH9140 datasheet. BLE to UART bridge controller, supports BLE master-slave integrated mode and slave mode, can realize automatic connection or binding in BLE master-slave mode. The computer end provides BLE virtual serial port driver, compatible with common serial application program and serial port debug tools. CH9140 realizes wireless UART and UART extension, without secondary development. 1.2 2021-11-29
CH341DS1.PDF CH341 datasheet, USB bus converter chip with multiple communication interfaces, such as USB to serial port/parallel port/printer port/I2C interface etc. Drivers support for Windows/Linux/Android/Mac, etc. The datasheet is the description of USB to serial port and printer port. 3.3 2021-07-03
CH9328DS1.PDF CH9328 datasheet, serial port to USB HID keyboard, serial port to receive data, according to HID keyboard device specification, upload to computer via USB bus, no need to install driver. 1.6 2021-11-18
CH454DS1.PDF CH454 datasheet. CH454 is used for display driver of 16-segment LED displays or 8 alphanumeric displays and for keyboard scan control, supports 17 segments x 7 digital tubes, 16 segments x 8 digital tubes and 8 segments x 16 digital tubes. 1.5 2021-11-19
BLE2U.PDF BLE2U manual. A BLE/UART/USB transmission module. The BLE2U implements data transmission between BLE, USB and UART. It supports BLE master-slave mode, slave mode and master mode. BLE4.2 is supported. Available PC-side USB and BLE virtual serial port driver, which is compatible with common serial applications and serial port debug tools, with no secondary development required, implementing transmission between 3 "serial ports". 1.3 2022-07-01
CH579DS1.PDF CH579 datasheet. A microcontroller with 32-bit Cortex-M0 core for BLE wireless communication. It provides 250K ROM and 32K SRAM, and the minimum power is 0.2uA. It integrates with Ethernet controller and transceiver, full-speed USB host and device controller and transceiver, segment LCD driver module, 12-bit ADC, touch-key detection module, RTC, etc. It also provides Ethernet and Bluetooth Low Energy protocol stack and API. 1.8 2021-11-19
CH9141DS1.PDF CH9141 datasheet. BLE and UART bidirectional transparent transmission chip, supports BLE and UART interface configuration, provides IO, ADC and other functions. It is convenient for serial device to realize BLE connection. The computer end provides BLE virtual serial port driver, compatible with common serial application program and serial port debug tools. CH9141 realizes wireless UART and UART extension, without secondary development. 2.1 2021-11-29
CH343DS1.PDF CH343 datasheet, USB to single serial port, supports up to 6M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, built-in crystal oscillator. CH343 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. 1.5 2021-11-18
CH9101DS1.PDF CH9101 datasheet, USB to single serial port, supports up to 3M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, CH9101 provides RS485 control and GPIO signals, built-in crystal oscillator and provides SSOP28, QFN32, QFN16 and QSOP16 packages. CH9101 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. 1.3 2022-05-24
CH9103DS1.PDF CH9103 datasheet, USB to dual serial ports, supports up to 3M baud rate, serial port signals support 5V/3.3V/2.5V/1.8V, provides RS485 direction control and GPIO and other signal pins, built-in crystal oscillator, QFN40 package. Built-in Unique USB Serial Number, supports USB parameters configuration. CH9103 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. 1.1 2022-05-24
CH9102DS1.PDF CH9102 datasheet, USB to single serial port, supports up to 4M baud rate, serial port signals support 1.8~5V. CH9102 provides RS485 control and GPIO signals, built-in crystal oscillator and provides QFN24 and QFN28 packages. CH9102 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. 1.3 2022-05-24
CH9326DS1.PDF CH9326 datasheet, USB HID to serial port, built-in crystal oscillator, supports built-in HID driver in operating system. 1.6 2021-11-18
CH9340DS.PDF CH9340 datasheet, USB CDC to single serial port, built-in crystal oscillator, supports built-in CDC driver in operating system. 1.0 2021-11-18
CH344DS1.PDF CH344 datasheet, USB to quad serial ports, supports up to 6Mbps baud rate, supports USB parameters configuration, provides RS485 direction control and GPIO and other signal pins. CH344 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. 1.5 2022-05-24
CH342DS1.PDF CH342 datasheet, USB to dual serial port, supports up to 3M baud rate, serial port signals supports 1.8V~5V, built-in crystal oscillator. CH342 supports built-in CDC driver in operating system or multi-functional high-speed VCP manufacture driver. 1.5 2022-01-27
CH450DS1.PDF CH450 datasheet. CH450 is used for driver of 48 LEDs or 6 digital tubes and for 48-key keyboard scan control, compatible with high-speed two-wire interface. 2.0 2021-11-19
BLE-SER.PDF BLE-SER manual. A BLE to UART module, supports BLE master-slave mode and slave mode, and supports BLE4.2. It can implement automatic connection and binding in BLE master-slave mode. Available PC-side BLE virtual serial port driver, which is compatible with common serial applications and serial port debug tools, with no secondary development required, implementing wireless UART and UART extension. 1.4 2022-06-30
BLE-TPT.PDF BLE-TPT manual. The BLE-TPT implements bidirectional transfer between BLE and serial port, supports serial port and BLE interface configuration, and provides IO, ADC and other functions to facilitate serial devices to achieve BLE connection, the computer-side provides BLE virtual serial port driver, compatible with common serial port applications and serial port debug tools, with no secondary development required, easy to communicate with serial ports, easy to get rid of the cable limit. 1.4 2022-06-30
Driver&Tools
CH343SER.ZIP For CH342/CH343/CH344/CH347/CH9101/CH9102/CH9103/CH9143, USB to high-speed serial port VCP vendor driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 1.61 2022-05-13
CH367DRV.EXE CH367/CH368 Windows driver, supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, SERVER 2016/2012/2008/2003, 2000/NT4.0/ME/98, Microsoft WHQL Certified, used to distribute to the end user with the product. Supports PCIE card based CH367 or CH368. 1.1 2016-09-28
CH365DRV.EXE CH365 Windows driver which used to distribute to the end user with the product. Used for different kinds of PCI card based CH365. With Microsoft WHQL Certified, supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, Server 2016/2012/2008/2003, 2000/ME/98. 1.8 2016-09-28
CH365DRV.ZIP CH365 Windows driver and DLL dynamic library, contains INF installation file modification example. Used for different kinds of PCI card based CH365. With Microsoft WHQL Certified, supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, Server 2016/2012/2008/2003, 2000/ME/98. 1.8 2016-09-27
CH341SER.EXE CH340/CH341 USB to serial port Windows driver, supports Windows XP/Vista/7/8/8.1/10/11/ SERVER 2003/2008/2012/2016/2019/2022 -32/64bit, Microsoft WHQL Certified, supports USB to 3-line and 9-line serial port. Used to distribute to user with the product. 3.7 2022-05-11
CH341SER.ZIP CH340/CH341 USB to serial port Windows driver, supports Windows XP/Vista/7/8/8.1/10/11/ SERVER 2003/2008/2012/2016/2019/2022 -32/64bit, Microsoft WHQL Certified, supports USB to 3-line and 9-line serial port. 3.7 2022-05-13
CH372DRV.EXE For CH372/CH375/CH376/CH378, USB driver which can be used in both built-in and external firmware modes, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 3.2 2022-05-24
CH372DRV.ZIP For CH372/CH375/CH376/CH378, USB driver which can be used in both built-in and external firmware modes, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 3.2 2022-05-24
CH367DRV.ZIP CH367/CH368 Windows driver and DLL dynamic library, supports 32/64-bit Windows 10/8.1/8/7/VISTA/XP, SERVER 2016/2012/2008/2003, 2000/NT4.0/ME/98, Microsoft WHQL Certified, used for PCIE card based CH367 or CH368. 1.1 2016-09-27
CH9340SER.EXE Driver for CH9340, supports USB to CDC serial port, supports Windows XP/Vista/7/8/8.1/10/11/ SERVER 2003/2008/2012/2016/2019/2022 -32/64bit, Microsoft WHQL Certified, for Linux/macOS/Windows 10 and above operating system use the driver built-in. Used to distribute to user with the product. 1.0 2022-05-11
CH343CDC.ZIP For CH342/CH343/CH344/CH347/CH910X/CH9143/CH9340, USB to CDC serial port driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 1.4 2022-05-13
CH35XDRV.EXE For CH351/CH352/CH353/CH355/CH356/CH358/CH359 1.6 2019-06-14
CH38XDRV.EXE CH382/CH384 driver installation package and EEPROM configuration tool, used to distribute to the end user with the product. Supports PCIE to Dual UARTs card, PCIE to printer/ parallel port card, Dual UARTs and single parallel port card, Quad UARTs card, Quad UARTs and single parallel port card, Octal UARTs card, 28 UARTs card, etc. Supports 32/64-bit Windows 11/10/8.1/8/7/VISTA/XP 1.4 2019-06-14
CH35XDRV.ZIP For CH351/CH352/CH353/CH355/CH356/CH358/CH359 1.6 2019-06-14
CH38XDRV.ZIP CH382/CH384 driver installation package and EEPROM configuration tool, used to distribute to the end user with the product. Supports PCIE to Dual UARTs card, PCIE to printer/ parallel port card, Dual UARTs and single parallel port card, Quad UARTs card, Quad UARTs and single parallel port card, Octal UARTs card, 28 UARTs card, etc. Supports 32/64-bit Windows 11/10/8.1/8/7/VISTA/XP 1.4 2019-06-14
CH343SER.EXE For CH342/CH343/CH344/CH347/CH9101/CH9102/CH9103/CH9143, USB to high-speed serial port VCP vendor driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 1.61 2022-05-13
CH34XSER_MAC.ZI... For CH340/CH341/CH342/CH343/CH344/CH347/CH9101/CH9102/CH9103/CH9143, USB to serial port VCP vendor driver of macOS 1.7 2022-05-13
CH343CDC.EXE For CH342/CH343/CH344/CH347/CH910X/CH9143/CH9340, USB to CDC serial port driver, supports Windows 11/10/8.1/8/7/VISTA/XP/2000 1.4 2022-05-13
CH341SER_ANDROI... CH340/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. Contains apk, lib library file (Java Driver), App Demo Example (USB to UART Demo SDK). 1.6 2019-04-19
CH341SER_LINUX.... CH340/CH341 USB to serial port LINUX driver 1.5 2018-03-18
CH341SER_MAC.ZI... CH340/CH341 USB to serial port MAC OS driver 1.5 2018-07-05
Others
PRODUCT_GUIDE.P... Electronic selection of product selection manual, please refer to related product technical manual for more technical information. 1.4 2018-12-29
InstallNoteOn64... Instructions for the driver after 18 years of August cannot be installed under some 64-bit WIN7 (English) 1.0 2019-01-10

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