Module Introduction The AT25F512/1024/2048/4096/S010/S040 is a kind of the Non-volalite Memory Chips, which is issued by the ATMEL Company. The save capacity of them are different, they can start the communication with the master through the Synchronous Serial Mode simply. Four signal lines can be used in general, namely, CS, SCK, SI and SO. Application Field It is used for Data Save of the Industry and Business Low-power Device 【DOWNLOAD】