nfc读写m1卡的方法

[sun0095]

求大牛指导，什么方法能读写m1卡制定的某个扇区？

[敌花师]

没试过读M1芯片，读过rfid巡更点

[doge0_0]

MCT工具 不用谢

[City_Savage]

应该MCT算同类软件里比较好的了。 https://github.com/ikarus23/MifareClassicTool

[qq_37169401]

//TODO 补充一个读取扇区的方法 public String readTag(Tag tag){ if (tag==null){ return ""; } MifareClassic mfc = MifareClassic.get(tag); boolean auth = false; try { mfc.connect(); String metaInfo = ""; int type = mfc.getType();//获取TAG的类型 获得MifareClassic标签的具体类型 int sectorCount = mfc.getSectorCount();//获取TAG中包含的扇区数 String types = ""; switch (type) { case MifareClassic.TYPE_CLASSIC: types = "TYPE_CLASSIC"; break; case MifareClassic.TYPE_PLUS: types = "TYPE_PLUS"; break; case MifareClassic.TYPE_PRO: types = "TYPE_PRO"; break; case MifareClassic.TYPE_UNKNOWN: types = "TYPE_UNKNOWN"; break; } //getBlockCount（）：获得标签总共有的的块数量； metaInfo +="卡片类型：" + types + "\n共" + sectorCount + "个扇区\n共" + mfc.getBlockCount() + "个块\n存储空间: " + mfc.getSize() + "B\n"; for (int i = 0; i < sectorCount; i++) { //验证当前扇区的KeyA密码，返回值为ture或false。 auth = mfc.authenticateSectorWithKeyA(i,MifareClassic.KEY_DEFAULT); int bCount; int bIndex; if (auth){ metaInfo +="Sector " + i + ":验证成功\n"; bCount = mfc.getBlockCountInSector(i);//获得当前扇区的所包含块的数量； bIndex = mfc.sectorToBlock(i);//当前扇区的第1块的块号； for (int j = 0; j < bCount; j++) { //读取当前块的数据。 byte[] bytes = mfc.readBlock(bIndex); metaInfo += "Block " + bIndex + " : " + printHexBinary(bytes) + "\n"; bIndex++; } } else { metaInfo += "Sector " + i + ":验证失败\n"; } } return metaInfo; } catch (IOException e) { Toast.makeText(this, e.getMessage(), Toast.LENGTH_LONG).show(); e.printStackTrace(); }finally { if (mfc!=null){ try { mfc.close(); } catch (IOException e) { Toast.makeText(this, e.getMessage(), Toast.LENGTH_LONG) .show(); } } } return null; }