用AVR单片机ATMega32通过U2270B读取H4001只读RFID卡号的范例，H4001卡有关信息，采用曼切斯特编码，125Khz,RF/64,位周期512uS，激光编程64位ID。-with AVR ATMega32 through U2270B RFID read CD-H4001 Create a model, the H4001 card information using Manchester encoding, 125Khz, RF/64. 512 uS-cycle laser

H4100 125kHz RFID卡解码程序，适用2270B或者简易电路输入，适用AVR单片机-H4100 125kHz RFID card decoding process, for 2270B or a simple circuit input, for AVR Microcontroller

利用AVR单片机操作U2270B及电控锁-operation U2270B use AVR mcu, RFID 125K

EM410x read-only tag decoder for U2270B reader IC and ATtiny2313 uC with LCD and UART output of ID. Language: AVR-BASIC (BASCOM).-EM410x read-only tag decoder for U2270B reader IC and ATtiny2313 uC with LCD and UART output of ID. Language: AVR-BASIC

AVR单片机 U2270B读卡器曼码程序源码-AVR U2270B Manchester