package com.example.writeepc.base; import android.media.MediaPlayer; import android.os.Bundle; import android.util.Log; import android.widget.Toast; import androidx.annotation.Nullable; import androidx.appcompat.app.AppCompatActivity; import com.handheld.uhfr.UHFRManager; import com.uhf.api.cls.Reader; import cn.pda.serialport.Tools; public class BaseActivity extends AppCompatActivity { public UHFRManager uhfrManager; public byte[] accesspwd; public short timeOut = 2000; public MediaPlayer music; @Override protected void onCreate(@Nullable Bundle savedInstanceState) { super.onCreate(savedInstanceState); } public void initUHFRManager() { uhfrManager = UHFRManager.getInstance(); uhfrManager.setGen2session(false); uhfrManager.setPower(22,22); accesspwd = Tools.HexString2Bytes("00000000"); music = MediaPlayer.create(this, com.example.writeepc.R.raw.msg); // int[] power = uhfrManager.getPower(); // Log.e("TAG", "initUHFRManager:" + power[0]); // Log.e("TAG", "initUHFRManager:" + power[1]); } // 1- 读取TID public void readTid() { byte[] rdata = new byte[12]; Reader.READER_ERR readerErr = uhfrManager.getTagData(2, 0, 6, rdata, accesspwd, timeOut); Log.e("TAG", "readTid:" + readerErr.name()); if (readerErr == Reader.READER_ERR.MT_OK_ERR) { music.start(); readTidReault(true, Tools.Bytes2HexString(rdata, 12),rdata); } else { Toast.makeText(this, "读取失败", Toast.LENGTH_SHORT).show(); readTidReault(false, null, null); } } // 1- 读取EPC public void readEPC(int lenth) { byte[] rdata = new byte[lenth]; Reader.READER_ERR readerErr = uhfrManager.getTagData(1, 2, lenth/2, rdata, accesspwd, timeOut); Log.e("TAG", "readTid:" + readerErr.name()); if (readerErr == Reader.READER_ERR.MT_OK_ERR) { music.start(); readTidReault(true, Tools.Bytes2HexString(rdata, lenth),rdata); } else { Toast.makeText(this, "读取失败", Toast.LENGTH_SHORT).show(); readTidReault(false, null, null); } } protected void readTidReault(boolean readState, String result,byte[] rdata) { } @Override protected void onDestroy() { super.onDestroy(); if (uhfrManager!=null){ uhfrManager.close(); uhfrManager=null; } } }