用HDL硬件描述语言写成的MCS51系列单片机IP核，其中包括4位的MCU，内容系4篇硕士论文，其中两个需要用CAJ阅读器打开 -HDL Hardware Descr iption Language with written MCS51 Microcontroller IP core, including 4-bit MCU, the contents of a master' s thesis, Department 4,