一种基于Arm Developer suite 1.2开发，硬件环境为ARM7内核CPU和和遵循ISO7816标准的ESAM芯片与接触式IC卡。实现对ESAM芯片或IC芯片的读写操作。 -Based on the Arm Developer suite 1.2 the development of the hardware environment for ARM7 core CPU and follow the ISO7816 standard the ESAM chip and the c

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ESAM安全模块在预付费电表中的应用研究(Application Research of ESAM security module)

at91sam9g25平台，spi与esam通讯的驱动程序，基于linux平台(At91sam9g25 platform, the driver of SPI and ESAM communication, based on the Linux platform)