An access controller for man doors at our facility. It receives Wiegand signals from a keypad/card reader and activates a relay to open the door. Access codes are stored in EEPROM. The active code list is updated from TFTP on a local server.

Dependencies:   24LCxx_I2C CardReader USBHOST

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Data Structures

Data Structures

Here are the data structures with brief descriptions:
NTPClientNTP Client to update the mbed's RTC using a remote time server