Features: USB interface With CH341A chip Support 24 EEPROM and 25 SPI flash 8pin or 16pin chip With 24/25 status indicator lamp Support USB to TTL conversionSupport 24EEPROM and 25 SPI flash 8pin/ 16pin chip Recognize 25 series chip automatically Supports download STC series procedure of single chip SPI pin to support expanding the utility STC microcontroller supports a full range of program download Support expanding the utility by SPI pin With SOP8 SOP16 to DIP8 converter board Used in wide applications – PC motherboard, LCD monitor, DVD, router program reading and writing Supports Windows XP, Vista, Win7, and Win8 (32/64bit) system Provide 5V-3.3V power supply output