I write RFID read/write program source code (U2270) for your reference the complete source code.
File list:
我自己写的RFID读写程序(U2270)
...................\电路图
...................\...\Backup of 2270.sch
...................\...\Previous Backup of 2270.sch
...................\...\ST6677.sch
...................\...\U2270.Bkp
...................\...\U2270.ddb
...................\demo.c
...................\demo.c.bak
...................\demo.LST
...................\STARTUP.A51
...................\STARTUP.LST
...................\STARTUP.OBJ
...................\U2270.Opt
...................\U2270.plg
...................\U2270.Uv2
...................\U2270_Opt.Bak
...................\U2270_Uv2.Bak