is is small RS232 to TTL level serial converter module, suitable for any 3.3v or 5v target devices.Built-in SP3232EEN chip,fully compatible with existing legacy COM port software
Features:
1.On-board MAX3232 serial communication chip.
2.Onboard 9-pin serial female connector for easy connection with computer serial port.
3.Onboard receiving and transmitting communication indicator.
4.Onboard TTL interface, convenient for communication with single-chip microcomputer.
5. Working voltage: 3.3V-5V.
6.Output signals: VDD, TXD, RXD, CTS, RTS, GND
7. PCB size: 45 (mm) x 31 (mm).
Application:radio modified,root,GPS,car inspection,Hard disk maintenance,Set-top box upgrade.
Notice:VCC must be connected with external power supply before using to make the power light on,only in this way the module can work normally.
Package Includes:
5 x RS232 to TTL Female Serial Port Converter Module
1 x 20-pin Male and female Dupont cable