CH340 is a USB bus conversion chip, it can realize USB to UART interface or USB to printer interface. In serial UART mode, CH340 provides common MODEM liaison signal, used to expand UART interface of computer or upgrade the common serial device to USB bus directly.
USB to Serial Port Chip CH340 - NanjingQinhengMicroelectronics
CH340 is a USB bus converter chip which converts USB to serial port or printer port. In UART mode, CH340 provides standard MODEM signals, used to extend serial port for computers, or upgrade directly from normal serial device to USB bus. For more information about converting USB to printer interface, please refer to the CH340DS2 datasheet.
CH340T Datasheet (PDF) - Nanjing Qinheng Microelectronics Co., …
Part #: CH340T. Download. File Size: 148Kbytes. Page: 6 Pages. Description: USB to serial chip. Manufacturer: Nanjing Qinheng Microelectronics Co., Ltd..
CH340T_WCH (南京沁恒)_CH340T中文资料_PDF手册_价格-立创商城
CH340是一个USB总线的转接芯片，实现USB转串口或者USB转打印口。 在串口方式下，CH340提供常用的MODEM联络信号，用于为计算机扩展异步串口，或者将普通的串口设备直接升级到USB总线。 CH340T由WCH (南京沁恒)设计生产，立创商城现货销售，正品保证，参考价格￥3.48，封装为SSOP-20-209mil。 商城还提供CH340T专业中文资料、详细参数、引脚图、PCB焊盘图，典型应用图，Datasheet数据手册等资料查询和免费下载。 参数：应用功能：收 …
USB to Serial Chip CH340 Datasheet by SparkFun Electronics
CH340 chip has built-in USB pul l-up resistor, UD+ and UD- pins must be connected to USB bus directly.
CH340 IC Pinout, Datasheet, Equivalent, Circuit and Specs
Oct 8, 2021 · CH340 is a popular IC that is a bidirectional USB to Serial converter IC, used to convert USB signals into UART, which can be used to communicate with microcontrollers.
BB-CH340T Olimex LTD | Development Boards, Kits, Programmers …
BB-CH340T – CH340 - USB 2.0 to UART Interface Evaluation Board from Olimex LTD. Pricing and Availability on millions of electronic components from Digi-Key Electronics.
WCH(Jiangsu Qin Heng) CH340T - LCSC Electronics
CH340T WCH (Jiangsu Qin Heng) - 2Mbps Transceiver USB 2.0 SSOP-20-209mil USB Converters USB Converters. Check out the in-stock pricing and datasheet for electronic components from LCSC Electronics.
CH340T datasheet (3/6 Pages) WCH | USB to serial chip
When CH340 chip is working normally, the outside must supply 12MHz clock signal to XI pin. In. generally, clock signal is generated by inverter in CH340 through oscillating of crystal keeping frequency. CH340 chip supports 5V and 3.3V power voltage. When using 5V …
CH340 is a USB bus converter chip which converts USB to serial port or printer port. In UART mode, CH340 provides standard MODEM signals, used to extend serial port for computers, or upgrade directly from normal serial device to USB bus. For more information about converting USB to printer interface, please refer to the CH340DS2 datasheet. 2.