CP2102 MICRO USB to UART TTL Module 6Pin Serial Converter UART, can convert any TTL interface pins to micro USB.Module description:. Original CP2102 chip, generate the COM after install the driver.Standard MICRO MINI – USB line input by computer USB interface, with 3.3 V and 5 V voltage output power.With self recovery fuse .In the case of accidental short circuit, which can effectively protect your downloader and computer USB port. Send and receive, onboard status indicator lights, lights, right after install the driver state will normally on lights, transceiver. Indicator light will flash, when communication with LED lights..Support from 300 BPS baud rate between ~ 1 MBPS.Communication format support: 1) 5,6,7,8 bits of data;2) support 1,1.5, 2 stop bits.3) odd, even, mark, space, none.Support operating system: Windows vista/xp / 98/8.1/7, Mac OS X/OS – 9, Linux. USB interface for MICRO MINI USB. SMD components welding for formal company, stable quality, beautiful appearance. with DTR trigger signal output, can be directly to the Arduino pro mini ATMEGA328P Arduino mainboard download program communication, etc. module size: 16 mm * 20 mm super small.