IC memory card having read/write inhibit capabilities

作者： Kyougo Suzuki , Yuzou Matsuo

DOI:

关键词: Semiconductor memory 、 Password 、 Semiconductor storage 、 Computer hardware 、 Memory control 、 Reading (computer) 、 Set (abstract data type) 、 Computer science 、 Signal

摘要: A semiconductor storage device having a memory for storing various data, connector portion uniting with reader-writer device, and control controlling reading of data from the writing into in accordance an instruction inputted through portion. The has set password region where been written. is provided address comparison outputting coincidence signal to when points collation outputted input coincide each other. When received, reads out outputs region, inhibits access until receiving