写NFC标签支持Android安卓Ohos纯血鸿蒙唤醒微信小程序

津津有味道2024-12-07 21:30

本示例使用的发卡器：https://item.taobao.com/item.htm?spm=a21dvs.23580594.0.0.52de2c1b8bEEGz&ft=t&id=61539185785

Python

python 复制代码 
languagecodestr = "en".encode('gbk')
titlestr=self.lineEdit_title.text().strip().encode('gbk')
uriheaderindex = self.comboBox_headindex.currentIndex()
uristr=self.lineEdit_uri.text().strip().encode('gbk')
status = Objdll.tagbuf_adduri(languagecodestr, len(languagecodestr), titlestr, len(titlestr), uriheaderindex,uristr, len(uristr)) % 256

apptypestr="ohos.com:pkg".encode('gbk')
packagestr = "weixin://dl/business/?ticket=la0041f2cedf9630c9c7cc8c8715ac0c6".encode('gbk')
status = Objdll.tagbuf_addapp1(packagestr, len(packagestr),apptypestr,len(apptypestr)) % 256

self.WriteTag('NDEF缓冲区数据')


    def WriteTag(self,funcname):     #将NDEF缓冲区数据写入各种不同类型的NFC标签，清除标签内NDEF数据
        mypiccserial = bytes(8)
        mypiccseriallen=bytes(1)

        try:
            cardtyep = self.checkcardtype()  #判断发卡器上的标签类型
            if(cardtyep==1):        #写forumtype2 Ntag2标签
                if self.checkBox_before.isChecked():
                    myctrlword = 16
                else:
                    myctrlword = 0
                status = Objdll.forumtype2_write_ndeftag(myctrlword, mypiccserial, oldpicckey) % 256
                if (status == 0):
                    Objdll.pcdbeep(38)
                    cardno = 'ForumType2，UID：'
                    for num in range(0, 7):
                        cardno = cardno + '%02X' % (mypiccserial[num])
                    self.ListBottom('NDEF缓冲区数据写入标签成功！标签类型：'+cardno)
                    if (self.checkBox_before.isChecked() and not self.checkBox_later.isChecked()) or (not self.checkBox_before.isChecked() and self.checkBox_later.isChecked() or (self.checkBox_before.isChecked() and self.checkBox_later.isChecked())):
                        self.NtagkeyEn()
                else:
                    self.ListErrInf(status)

            elif(cardtyep==2):       #写forumtype5 15693标签
                myctrlword = 0
                afi=0
                status = Objdll.forumtype5_write_ndeftag(myctrlword,afi, mypiccserial) % 256
                if (status == 0):
                    Objdll.pcdbeep(38)
                    cardno = 'ForumType5，UID：'
                    for num in range(0, 8):
                        cardno = cardno + '%02X' % (mypiccserial[num])
                    if self.checkBox_later.isChecked():    #15693卡锁定块数据后只能读取不可再修改，为防止卡片锁死，请谨慎锁定
                        Objdll.iso15693lockblock(0,1,mypiccserial)
                    self.ListBottom('NDEF缓冲区数据写入标签成功！标签类型：' + cardno)
                else:
                    self.ListErrInf(status)

            elif (cardtyep == 3):  # 写MifareClassic标签
                if(funcname=='NDEF_Clear'):
                    if self.checkBox_before.isChecked():
                        myctrlword = 210
                    else:
                        myctrlword = 146
                    status = Objdll.piccclear_ndeftag(myctrlword, mypiccserial, oldpicckey) % 256
                else:
                    if self.checkBox_before.isChecked():
                        myctrlword = 210
                    else:
                        myctrlword = 146
                    if self.checkBox_later.isChecked():  #写标签后给标签加密保护
                        myctrlword=myctrlword+4
                    status = Objdll.piccwrite_ndeftag(myctrlword, mypiccserial, oldpicckey,newpicckey) % 256
                if (status == 0):
                    Objdll.pcdbeep(38)
                    cardno = 'MifareClass，UID：'
                    for num in range(0, 4):
                        cardno = cardno + '%02X' % (mypiccserial[num])
                    self.ListBottom('NDEF缓冲区数据写入标签成功！标签类型：' + cardno)
                else:
                    self.ListErrInf(status)

            elif(cardtyep==4):       #写forumtype4 标签
                if self.checkBox_before.isChecked():
                    myctrlword = 64
                else:
                    myctrlword = 0
                status = Objdll.forumtype4_write_ndeftag(myctrlword, mypiccserial,mypiccseriallen,newpicckey) % 256
                if (status == 0):
                    Objdll.pcdbeep(38)
                    cardno = 'ForumType4，UID：'
                    for num in range(0, mypiccseriallen[0]):
                        cardno = cardno + '%02X' % (mypiccserial[num])
                    self.ListBottom('NDEF缓冲区数据写入标签成功！标签类型：' + cardno)
                else:
                    self.ListErrInf(status)

            elif (cardtyep == 23):
                self.ListErrInf(23)
            else:
                self.ListErrInf(8)

        except:
            self.ListErrInf(8)

C#

cs 复制代码 
string languagecodestr = "en";  //语言编码，英文为en,中文为zh
int languagecodestrlen = languagecodestr.Length;

string titlestr = ""; //标题
int titlestrlen = System.Text.Encoding.GetEncoding(936).GetBytes(titlestr).Length; //标题长度

int uriheaderindex = 0;   //前缀

string uristr = "weixin://dl/business/?ticket=la0041f2cedf9630c9c7cc8c8715ac0c6";   //uri
int uristrlen = System.Text.Encoding.GetEncoding(936).GetBytes(uristr).Length; //uri长度

string packagestr = "com.tencent.mm" ;   //APP名称            
int packagestrlen = System.Text.Encoding.GetEncoding(936).GetBytes(packagestr).Length; //APP名称长度

string apptypestr="ohos.com:pkg";
int apptypelen=System.Text.Encoding.GetEncoding(936).GetBytes(apptypestr).Length; 

byte status0 = tagbuf_adduri(languagecodestr, languagecodestrlen, titlestr, titlestrlen, uriheaderindex, uristr, uristrlen);	
byte status1=  tagbuf_addapp1(packagestr, packagestrlen,apptypestr,apptypelen);
if (status0 +status1==0 ){
    bool havelock = checkBox1.Checked;             //卡片是否已加锁  
    bool KeyEn = checkBox2.Checked; ;               //是否启用密码保护NDEF信息
    WriteDataBufToTag("NDEF组合标签", havelock, KeyEn);
}


private void WriteDataBufToTag(string NDEFinfo, bool havelock, bool keyEn)
{
    byte status;
    byte afi;
    byte myctrlword;//控制字
    byte[] mypiccserial = new byte[8];//卡序列号
    byte[] mypiccseriallen = new byte[1];
    byte[] oldpicckey = new byte[6];  //卡片旧密码
    byte[] newpicckey = new byte[6];  //卡片新密码

    oldpicckey[0] = 0x19; oldpicckey[1] = 0x74; oldpicckey[2] = 0x02; oldpicckey[3] = 0x02; oldpicckey[4] = 0x01; oldpicckey[5] = 0x11;//为防止测试中忘记以设定的密码，标签统一用此组密码加密，客户可自行设置其他的标签保护密码
    newpicckey[0] = 0x19; newpicckey[1] = 0x74; newpicckey[2] = 0x02; newpicckey[3] = 0x02; newpicckey[4] = 0x01; newpicckey[5] = 0x11;

    int cardtype = checkcardtype();
    switch (cardtype)
    {
        case 1:     //Ntag2x标签
            if (havelock) { myctrlword = 0x10; } else { myctrlword = 0; }
            status = forumtype2_write_ndeftag(myctrlword, mypiccserial, oldpicckey);
            if (status == 0)
            {
                NtagKeyEn(mypiccserial);   //开启或关闭Ntag2x标签密码保护功能
                //if (KeyEn) { NtagPageLock(); }  锁定Ntag2标签数据块，锁定后不可再改修改，请谨慎使用

                pcdbeep(38);
                string carduid = "Ntag2UID：";
                for (int i = 0; i < 7; i++)
                {
                    carduid = carduid + mypiccserial[i].ToString("X02");
                }
                MessageBox.Show(carduid + "，NDEF智能海报写入成功！！", "示例提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else { disperrinf(status); }
            break;
        case 2:     //15693标签
            myctrlword = 0;
            afi = 0;
            status = forumtype5_write_ndeftag(myctrlword, afi, mypiccserial);
            if (status == 0)
            {
                //if (KeyEn)    //15693卡锁定块数据后只能读取不可再修改，为防止卡片锁死，仅在确定需要才开启此段代码。
                //{
                //    status = iso15693lockblock(34, 1, mypiccserial);
                //}
                pcdbeep(38);
                string carduid = "15693UID：";
                for (int i = 0; i < 8; i++)
                {
                    carduid = carduid + mypiccserial[i].ToString("X02");
                }
                MessageBox.Show(carduid + "，NDEF智能海报写入成功！！", "示例提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else { disperrinf(status); }
            break;
        case 3:             //MifareClass标签
            if (havelock) { myctrlword = 0x80 + 0x40 + 0x10; } else { myctrlword = 0x80 + 0x10; }
            if (keyEn) { myctrlword = (byte)(myctrlword + 0x04); }
            status = piccwrite_ndeftag(myctrlword, mypiccserial, oldpicckey, newpicckey);
            if (status == 0)
            {
                pcdbeep(38);
                string carduid = "MifareClassUID：";
                for (int i = 0; i < 4; i++)
                {
                    carduid = carduid + mypiccserial[i].ToString("X02");
                }
                MessageBox.Show(carduid + "，NDEF智能海报写入成功！！", "示例提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else { disperrinf(status); }
                   
            break;
        case 4:     //ForumType4标签
            myctrlword = 0;     //0表示标签无密码，如设置密码取值  &H40 ，mypicckey 存放密码
            status = forumtype4_write_ndeftag(myctrlword, mypiccserial, mypiccseriallen, newpicckey);
            if (status == 0)
            {
                pcdbeep(38);
                string carduid = "ForumType4UID：";
                for (int i = 0; i < mypiccseriallen[0]; i++)
                {
                    carduid = carduid + mypiccserial[i].ToString("X02");
                }
                MessageBox.Show(carduid + "，NDEF智能海报写入成功！！", "示例提示", MessageBoxButtons.OK, MessageBoxIcon.Information);
            }
            else { disperrinf(status); }
                    
            break;
        default:
            MessageBox.Show("请刷有效的NFC标签！", "示例提示", MessageBoxButtons.OK, MessageBoxIcon.Error);
            break;
    }
}

VB源码

vbnet 复制代码 
Dim dispstr As String
Dim status As Byte
Dim status1 As Byte
Dim afi As Byte
Dim myctrlword As Byte
Dim mypiccserial(0 To 7) As Byte
Dim mypicckey(0 To 15) As Byte
Dim mypiccseriallen(1) As Byte
    
Dim languagecodestr As String
Dim languagecodestrlen As Long
Dim titlestr As String
Dim titlestrlen As Long
Dim uriheaderindex As Long
Dim uristr As String
Dim uristrlen As Long

Dim taginfstr As String

Dim packagestr As String
Dim packagestrlen As Long
    
languagecodestr = "en"      '语言编码，英文为en,中文为zh
languagecodestrlen = 2

noteinf = ""
If isexcel Then
    getexcelinf2
End If
    
If Trim(Text18.Text) = "" And Trim(Text5.Text) = "" Then
    excelclos
    MsgBox "请输入要写入的URL！", vbCritical + vbOKOnly, "提示"
    Text18.SetFocus
    Exit Sub
End If
    
CheckCardType
    
titlestr = Trim(Text4.Text)     '标题
titlestrlen = LenB(StrConv(titlestr, vbFromUnicode))
    
uriheaderindex = Combo2.ListIndex   '链接前缀
        
uristr = Trim(Text18.Text)  '链接
If Check4.Value > 0 Then uristr = uristr + cardstr
uristrlen = LenB(StrConv(uristr, vbFromUnicode))
If Combo2.ListIndex > 0 Then taginfstr = Trim(Combo2.Text) + uristr Else taginfstr = uristr

packagestr = Trim(Text5.Text)
packagestrlen = LenB(StrConv(packagestr, vbFromUnicode))
If packagestrlen > 0 Then taginfstr = taginfstr + "," + packagestr Else taginfstr = taginfstr + ","

taginfstr = noteinf + "," + taginfstr + "," + cardstr

If Len(Trim(outnote1.Text)) > 0 Then taginfstr = taginfstr + "," + Trim(outnote1.Text) Else taginfstr = taginfstr + ",  "
If Len(Trim(outnote2.Text)) > 0 Then taginfstr = taginfstr + "," + Trim(outnote2.Text) Else taginfstr = taginfstr + ",  "
If Len(Trim(outnote3.Text)) > 0 Then taginfstr = taginfstr + "," + Trim(outnote3.Text) Else taginfstr = taginfstr + ",  "

If CardType = 1 Then    'ForumType2、Ntag2
    tagbuf_forumtype4_clear
    If uristrlen > 0 Then status = tagbuf_adduri(languagecodestr, languagecodestrlen, titlestr, titlestrlen, uriheaderindex, uristr, uristrlen) Else status = 0
    If packagestrlen > 0 Then status1 = tagbuf_addapp(packagestr, packagestrlen) Else status1 = 0
    If (status + status1 = 0) Then
        If Check3.Value > 0 Then myctrlword = &H10 Else myctrlword = 0
        status = forumtype2_write_ndeftag(myctrlword, mypiccserial(0), oldpicckey(0))
        dispstr = "NFC_Forum_Type2Uid：" + cardstr + "，写入Url+App包名"
        dispriv dispstr, status
        
'        WritDevBufferInf taginfstr
        WritDevBufferCSV taginfstr
        
        If (Check3.Value > 0 And Check2.Value < 1) Or (Check3.Value < 1 And Check2.Value > 0) Then NtagKeyEn
    Else
        dispstr = "NFC_Forum_Type2Uid：" + cardstr + "，生成Url+App包名NDEF记录"
        dispriv dispstr, status
    End If
    
ElseIf CardType = 2 Then    'ForumType5、15693
    tagbuf_forumtype4_clear
    If uristrlen > 0 Then status = tagbuf_adduri(languagecodestr, languagecodestrlen, titlestr, titlestrlen, uriheaderindex, uristr, uristrlen) Else status = 0
    If packagestrlen > 0 Then status1 = tagbuf_addapp(packagestr, packagestrlen) Else status1 = 0
    If (status + status1 = 0) Then
        myctrlword = 0
        afi = 0
        status = forumtype5_write_ndeftag(myctrlword, afi, mypiccserial(0))
        dispstr = "NFC_Forum_Type5Uid：" + cardstr + "，写入Url+App包名"
        dispriv dispstr, status
        
'        WritDevBufferInf taginfstr
        WritDevBufferCSV taginfstr
        
        If Check2.Value > 0 Then status = iso15693lockblock(0, 1, VarPtr(mypiccserial(0)))  '15693卡锁定块数据后只能读取不可再修改，为防止卡片锁死，请谨慎锁定
    Else
        dispstr = "NFC_Forum_Type5Uid：" + cardstr + "，生成Url+App包名NDEF记录"
        dispriv dispstr, status
    End If
    
ElseIf CardType = 3 Then    'MifareClassIc
    tagbuf_clear
    If uristrlen > 0 Then status = tagbuf_adduri(languagecodestr, languagecodestrlen, titlestr, titlestrlen, uriheaderindex, uristr, uristrlen) Else status = 0
    If packagestrlen > 0 Then status1 = tagbuf_addapp(packagestr, packagestrlen) Else status1 = 0
    If (status + status1 = 0) Then
        If Check3.Value > 0 Then myctrlword = &H80 + &H40 + &H10 + &H2 Else myctrlword = &H80 + &H10 + &H2  'MifareClass卡是否已经加有保护密码
        If Check2.Value > 0 Then myctrlword = myctrlword + &H4  '写入NDEF数据后 并加上保护密码
        status = piccwrite_ndeftag(myctrlword, mypiccserial(0), oldpicckey(0), newpicckey(0))
        dispstr = "MifareClassUid：" + cardstr + "，写入Url+App包名"
        
'        WritDevBufferInf taginfstr
        WritDevBufferCSV taginfstr
        
        dispriv dispstr, status
    Else
        dispstr = "MifareClassUid：" + cardstr + "，生成Url+App包名NDEF记录"
        dispriv dispstr, status
    End If
    
ElseIf CardType = 4 Then    'ForumType4
    tagbuf_forumtype4_clear
    If uristrlen > 0 Then status = tagbuf_adduri(languagecodestr, languagecodestrlen, titlestr, titlestrlen, uriheaderindex, uristr, uristrlen) Else status = 0
    If packagestrlen > 0 Then status1 = tagbuf_addapp(packagestr, packagestrlen) Else status1 = 0
    If (status + status1 = 0) Then
        If Check3.Value > 0 Then myctrlword = &H40 Else myctrlword = 0
        status = forumtype4_write_ndeftag(myctrlword, mypiccserial(0), mypiccseriallen(0), mypicckey(0))
        dispstr = "NFC_Forum_Type4Uid：" + cardstr + "，写入Url+App包名"
        
'        WritDevBufferInf taginfstr
        WritDevBufferCSV taginfstr
        
        dispriv dispstr, status
    Else
        dispstr = "NFC_Forum_Type4Uid：" + cardstr + "，生成Url+App包名NDEF记录"
        dispriv dispstr, status
    End If
End If
相关推荐
zhangminghuan7 小时前
UniApp / 微信小程序实战拓展面试题｜业务坑点、工程化、跨端踩坑（2026 前端进阶）
小程序
Kingexpand_com15 小时前
企业车队运营痛点解析：传统人工模式如何实现数字化升级
小程序·app·软件开发·app定制开发·打车用车app·车队
2601_949950631 天前
练题簿在线练题全流程：从资料导入到模拟考试与错题复盘
学习·考研·小程序·刷题·小程序推荐
投票竞赛1 天前
线上投票海报生成教程，一键制作带小程序码投票海报
小程序
AI工具人PM产品经理1 天前
零基础微信小程序入门：一个真实项目的里程碑路线图
微信小程序·云开发·学习路线·零基础入门·ai 编程
万物智能信息科技1 天前
PWM散热风扇设置—【万物智能之开源鸿蒙OpenHarmony系统实战开发系列教程】
人工智能·华为·开源·harmonyos·鸿蒙
JoyCong19981 天前
鸿蒙用户等来的是ToDesk：折叠屏适配、星闪笔、互动Tab一次补齐
人工智能·智能手机·电脑·鸿蒙·鸿蒙系统·远程工作·ipad
aqi001 天前
一文读懂 HarmonyOS 7.0 带来的十大API重要升级
android·华为·harmonyos·鸿蒙·harmony
海鸥两三1 天前
小程序文档预览 · 进阶面试题
小程序·uni-app·uniapp
热门推荐
01国内可直接用、免费额度/永久免费的大模型API清单（含 SiliconFlow、火山、阿里、智谱、百度、Kimi、DeepSeek、DMXAPI 等）02蜘蛛磁力 搜索引擎大全，如何使用蜘蛛磁力查找磁力链接03GitHub 镜像站点04历年考研数学一、数学二、数学三真题试卷及答案PDF05人工智能（AI）发展史：详细里程碑06微信历史版本含下载地址（ Windows PC | 安卓 | MAC ）及设置微信不更新072026 国产 AI 大模型横评：DeepSeek、通义千问、Kimi、文心一言、星火、豆包谁更能打？08ZCode 周末送额度活动开启：3 亿 Token 免费领取092026 爱知・名古屋亚运会怎么看？直播平台+赛程安排分享10数学公理体系大全:第六章 选择公理的等价形式及证明