Description This is a low cost USB to RS232 adapter cable based on CH340 chip. CH340 is low cost alternative to FTDI USB serial Chips. The module supports 50bps to 2Mbps baudrates. Supported OS Windows7 Windows 8 Macintosh OSX (v3.1) Linux 3.x.x, Linux 2.6.x Android Features Implements full v2.0 USB protocol Supported Baudrates: 50,75,100,110,134.5,150,300,600,900,1200,1800,2400,3600,4800,9600,14400,19200,28800, 33600,38400, 56000,57600,76800,115200,128000,153600,230400, 256000 (Baudrates up to 256000 are tested in Art of Circuits Lab using Bray Terminal) Cable length: ~56cm (30 inch aprox) Pinouts (All of the following signals are supported and are tested at Art of Circuits Lab using Bray Terminal) DCD: Data Collision Detect (INPUT) RX: Receive Data (INPUT) TX: Transmit Data (OUTPUT) DTR: Data Terminal Ready (OUTPUT) GND /0V : Signal Ground / Reference DSR : Data Set Ready (INPUT) RTS: Request to Send (OUTPUT) CTS : Clear to Send (INPUT) RI: Ring Indicator (INPUT) Related Documents and Downloads Datasheet (CH340) Drivers DB9 Connector Pinouts Related Software: Bray Terminal Termite Putty SSCOM32E Free RS232 Analyzer PortMon for windows CommFront Advanced Serial Protocol Analyzer Applications Data exchange between microcontroller and Desktop or Laptop Computers Connection with GPS Devices Connection with various external Phones, or modems, GSM Modules All other applications requiring USB/RS232 Serial interface. Router,HDD,ADSL,broad band modem firmware upgrade Package Includes 1x USB to RS232 DB9 Adapter Cable Based on CH340 (Tested and QC-OK)
