Product parameters:
1. The new 340 chip, which is the USB to TTL chip officially recommended by STC, will not cause incompatibility due to different drivers/different computers.
2. No power lamp PWR, as well as TXD and RXD indicator lights, reserve RTS, CTS position to facilitate the intuitive understanding of whether the product is working without the instrument;
3.3V 3 and 5V are selected by short circuit
4. Support WINDOWS 98/ME/2000/XP/Server 2003/VISTA/Server 2008/Win7/ Win832-bit / 64-bit