Support USB-CIF۰۲ operating system: Windows۲۰۰۰/XP/Windows۷/Win۸ (WinNT۴/۹۵/۹۸/Me/DOS not included ). Support USB-CIF۰۲ programming software version: CX-Programmer V۱.۰ and above. fully compatible with USB۲.۰ norms. USB-bus powered, with current consumption of ۵۰ mA. Baud rate: ۳۰۰ bps ~ ۱Mbps automatically adapt to the standard baud rate. Support UART data format: data bits: ۷-۸; stop bit: ۱, ۲; check-bit: odd / even / no parity. Each PC only supports one USB cable programming