... adopts Atmel ARM9 processor, the embedded Linux operating system and real-time database. Real-time data acquisition and display, data automatically record storage, clock ... AT9261, 200MHz;Flash: 64 SDRAM;Memory: Nand Flash 256M, USB card option;Interface: 8xAI, 4xDI, 2xDO, 5x232, 2x485, 2xLAN, 2xUSB;RTC ...