AT83C25OK是一个基于Atmel C51单片机,包括OMNIKEY®固件。它是一个单晶片准备使用的解决方案,它可以快速和容易地集成到任何PCMCIA智能卡读卡器。AT83C25OK is based on an Atmel C51 MCU and includes OMNIKEY®firmware. It is a single-chip ready-to-use solution that can be quickly and easily integrated into any PCMCIA smart card reader.