Giới thiệu Bộ 2 IC giao tiếp USB - UART CH340G SOP-16

- CH340 là chip chuyển đổi bus USB, có thể nhận USB sang cổng nối tiếp hoặc cổng USB để in.
Ở chế độ cổng nối tiếp, CH340 cung cấp các tín hiệu tiếp xúc MODEM chung, được sử dụng để mở rộng cổng nối tiếp không đồng bộ cho máy tính hoặc trực tiếp nâng cấp thiết bị cổng nối tiếp chung lên bus USB.
- chi tiết: https://www.wch.cn/products/CH340.html?from=list
* Tính năng do nhà sản xuất đưa ra:
- Full-speed USB device interface, compatible with USB V2.0.
- Emulates standard serial ports for upgrading original serial peripherals, or adding additional serial ports via USB.
- The serial port applications under the Windows operating system on the computer side are fully compatible and do not need to be modified.
- Hardware full-duplex serial port, built-in transceiver buffer, support communication baud rate 50bps ~ 2Mbps.
- Support common MODEM contact signals RTS, DTR, DCD, RI, DSR, CTS.
- Through the addition of level conversion devices, interfaces such as RS232, RS485, and RS422 are provided.
- CH340R chip supports IrDA standard SIR infrared communication, supports baud rate from 2400bps to 115200bps.
- Built-in firmware, the software is compatible with CH341, and the VCP driver of CH341 can be used directly.
- Supports 5V supply voltage and 3.3V supply voltage.
- CH340C/N/K/E/X/B has built-in clock without external crystal oscillator, CH340B also has built-in EEPROM for configuring serial number and so on.
- Provide SOP-16, SOP-8 and SSOP-20 and ESSOP-10, MSOP-10 lead-free package, RoHS compliant.