This a source of 13.560MHz RFID card reader for TRH031M as ATMEGA8-16AU MPU. The title is 3Alogics TRH031M 13.56MHz RFID Reader V1.0. project : RFID Reader V2.0 Target : MEGA8-16AU Crystal: 16.000 Mhz Input : TRH031M RFID 13.56MHz Outp

定时器timer0定时1S，控制SPI显示 中断方式 RTC采用秒中断控制UART0通讯 查询方式 外部中断INT1、INT2控制LED显示 其中INT1控制亮，INT2控制灭-Timer timer timer0 1S, control display interrupt RTC SPI interrupt control UART0 communication using second inquiry means external interrupt INT1, INT2 INT1