用PDIUSBD12和单片机设计智能USB软件狗

The Design of Intelligence USB Software-dog with PDIUSBD12 and Chip Microprocessors

文章提出了一种低成本USB软件狗的设计方案 ,介绍了用PDIUSBD1 2和单片机设计智能USB软件狗的软硬件以及USB软件狗技术的优点、软件狗和主机之间的数据交换、软件狗的加解密技术。

This paper demonstrates the design of an improved low-cost USB software-dog and introduces the software and hardware with PDIUSBD12 and chip microprocessors. It also points out the advantages of USB software-dog and data exchange between the main computer and software-dog as well as the encryption technology.