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EM4094 ID 卡的５１读卡方案，很经典的代码，主要是uEM 公司的ID卡，支持ISO15693协议，读卡的ID号后通过串口发送出来的例子，已经在为酒店的门锁项目上使用
Name Function --- --- --- --- --- --- Check_SST_39VF160 Check manufacturer and device ID CFI_Query CFI Query Entry/E...
国标BMS协议ID对照表
ID读卡器的通用程序，C编程。CPU为Atmel公司的AT89S52芯片，晶振11.0592MHz 读卡采用边沿检测方式，只要跳变边沿脉宽在要求的脉宽范围内就是合法脉宽 每位脉宽要求490us-530us，半位要求为230us-280us，...
Six objects here: The document you re reading & its Chinese version Set of "HWDesign" includes all hardware design ...
* KeyDebounce Accept new key reading, handle timing for debounce & slew * KeyId Report which key is currently pressed ...