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提交 001e99a2 编写于 作者: A Annie_wang
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Signed-off-by: NAnnie_wang <annie.wangli@huawei.com>
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en/application-dev/reference/apis/js-apis-cardEmulation.md
浏览文件 @ 001e99a2
......@@ -21,11 +21,11 @@ Enumerates the NFC card emulation types.
**System capability**: SystemCapability.Communication.NFC.CardEmulation
| Name| Value| Description|
| -------- | -------- | -------- |
| Name | Value | Description |
| ---- | ---- | -------- |
| HCE | 0 | HCE.|
| UICC | 1 | Subscriber identity module (SIM) card emulation.|
| ESE | 2 | embedded Secure Element (eSE) emulation.|
| ESE | 2 | embedded Secure Element (eSE) emulation. |
## CardType<sup>9+</sup>
......@@ -33,8 +33,8 @@ Enumerates the types of services used by the card emulation application.
**System capability**: SystemCapability.Communication.NFC.CardEmulation
| Name| Value| Description|
| -------- | -------- | -------- |
| Name | Value | Description |
| ------- | --------- | ----------------- |
| PAYMENT | "payment" | Payment type.|
| OTHER | "other" | Other types.|
......@@ -51,14 +51,14 @@ Checks whether a certain type of card emulation is supported.
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | -------- | ---- | ----------------------- |
| Name | Type | Mandatory | Description |
| ------- | ------ | ---- | ---------------------------------------- |
| feature | number | Yes | Card emulation type. For details, see [FeatureType](#featuretype).|
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| **Type** | **Description** |
| ------- | -------------------------------------- |
| boolean | Returns **true** if the card emulation type is supported; returns **false** otherwise.|
## hasHceCapability<sup>9+</sup>
......@@ -73,8 +73,8 @@ Checks whether HCE is supported.
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| **Type** | **Description** |
| ------- | -------------------------------- |
| boolean | Returns **true** if HCE is supported; returns **false** otherwise.|
## isDefaultService<sup>9+</sup>
......@@ -89,15 +89,15 @@ Checks whether an application is the default application of the specified servic
**Parameters**
| Name | Type | Mandatory| Description |
| ------- | -------- | ---- | ----------------------- |
| elementName | [ElementName](js-apis-bundleManager-elementName.md#elementname) | Yes| Application description, which consists of the bundle name and component name.|
| type | [CardType](#cardtype9) | Yes| Card emulation service type.|
| Name | Type | Mandatory | Description |
| ----------- | ---------------------------------------- | ---- | ----------------------- |
| elementName | [ElementName](js-apis-bundleManager-elementName.md#elementname) | Yes | Application description, which consists of the bundle name and component name.|
| type | [CardType](#cardtype9) | Yes | Card emulation service type. |
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| **Type** | **Description** |
| ------- | ------------------------------------ |
| boolean | Returns **true** if the application is the default payment application; returns **false** otherwise.|
**Example**
......@@ -108,13 +108,11 @@ import cardEmulation from '@ohos.nfc.cardEmulation';
var isHceSupported = cardEmulation.isSupported(cardEmulation.FeatureType.HCE);
if (!isHceSupported) {
console.log('this device is not supported for HCE, ignore it.');
return;
}
var hasHceCap = cardEmulation.hasHceCapability();
if (!hasHceCap) {
console.log('this device hasHceCapability false, ignore it.');
return;
}
var elementName = {
......
en/application-dev/reference/apis/js-apis-nfcTag.md
浏览文件 @ 001e99a2
......@@ -48,10 +48,11 @@ Before developing applications related to tag read and write, you must declare N
}
```
> **CAUTION**<br>
1. The **actions** field is mandatory. It must be **ohos.nfc.tag.action.TAG_FOUND** and cannot be changed.
2. The **name** field under **metadata** is mandatory. It must be **tag-tech** and cannot be changed.
3. The **value** field under **metadata** is mandatory. It can be **NfcA**, **NfcB**, **NfcF**, **NfcV**, **IsoDep**, **Ndef**, **MifareClassic**, **MifareUL**, **NdefFormatable** or any of their combinations. Incorrect settings of this field will cause a parsing failure.
4. The **name** field under **requestPermissions** is mandatory. It must be **ohos.permission.NFC_TAG** and cannot be changed.
>
> - The **actions** field is mandatory. It must be **ohos.nfc.tag.action.TAG_FOUND** and cannot be changed.
> - The **name** field under **metadata** is mandatory. It must be **tag-tech** and cannot be changed.
> - The **value** field under **metadata** is mandatory. It can be **NfcA**, **NfcB**, **NfcF**, **NfcV**, **IsoDep**, **Ndef**, **MifareClassic**, **MifareUL**, **NdefFormatable** or any of their combinations. Incorrect settings of this field will cause a parsing failure.
> - The **name** field under **requestPermissions** is mandatory. It must be **ohos.permission.NFC_TAG** and cannot be changed.
## **Modules to Import**
......@@ -98,7 +99,7 @@ onCreate(want, launchParam) {
if (isNfcATag) {
var nfcA;
try {
nfcA = tag.getNfcATag(taginfo);
nfcA = tag.getNfcATag(tagInfo);
} catch (error) {
console.log("tag.getNfcATag caught error: " + error);
}
......@@ -109,7 +110,7 @@ onCreate(want, launchParam) {
if (isIsoDepTag) {
var isoDep;
try {
isoDep = tag.getIsoDep(taginfo);
isoDep = tag.getIsoDep(tagInfo);
} catch (error) {
console.log("tag.getIsoDep caught error: " + error);
}
......@@ -139,8 +140,8 @@ Obtains an **NfcATag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcATag](js-apis-nfctech.md#nfcatag) | **NfcATag** object obtained.|
## tag.getNfcA<sup>9+</sup>
......@@ -159,16 +160,16 @@ Obtains an **NfcATag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description**|
| -------- | -------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcATag](js-apis-nfctech.md#nfcatag) | **NfcATag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getNfcBTag
......@@ -190,8 +191,8 @@ Obtains an **NfcBTag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description** |
| -------- | ---------------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcBTag](js-apis-nfctech.md#nfcbtag) | **NfcBTag** object obtained.|
## tag.getNfcB<sup>9+</sup>
......@@ -210,16 +211,16 @@ Obtains an **NfcBTag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description** |
| -------- | ---------------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcBTag](js-apis-nfctech.md#nfcbtag) | **NfcBTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getNfcFTag
......@@ -241,8 +242,8 @@ Obtains an **NfcFTag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description** |
| -------- | ---------------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcFTag](js-apis-nfctech.md#nfcftag) | **NfcFTag** object obtained.|
## tag.getNfcF<sup>9+</sup>
......@@ -261,16 +262,16 @@ Obtains an **NfcFTag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description** |
| -------- | ---------------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcFTag](js-apis-nfctech.md#nfcftag) | **NfcFTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getNfcVTag
......@@ -292,8 +293,8 @@ Obtains an **NfcVTag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description** |
| -------- | ---------------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcVTag](js-apis-nfctech.md#nfcvtag) | **NfcVTag** object obtained.|
## tag.getNfcV<sup>9+</sup>
......@@ -312,16 +313,16 @@ Obtains an **NfcVTag** object, which allows access to the tags that use the NFC-
**Return value**
| **Type**| **Description** |
| -------- | ---------------- |
| **Type** | **Description** |
| ------------------------------------- | ------------- |
| [NfcVTag](js-apis-nfctech.md#nfcvtag) | **NfcVTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getIsoDep<sup>9+</sup>
......@@ -335,21 +336,21 @@ Obtains an **IsoDepTag** object, which allows access to the tags that use the IS
**Parameters**
| Name | Type | Mandatory | Description |
| --------- | ------------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes| Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**. |
| ------- | ------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**.|
**Return value**
| **Type**| **Description** |
| ---------- | ------------------|
| **Type** | **Description** |
| ---------------------------------------- | ----------------------------------- |
| [IsoDepTag](js-apis-nfctech.md#isodeptag9) | **IsoDepTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getNdef<sup>9+</sup>
......@@ -363,21 +364,21 @@ Obtains an **NdefTag** object, which allows access to the tags in the NFC Data E
**Parameters**
| Name | Type | Mandatory | Description |
| --------- | ------------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**. |
| ------- | ------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**.|
**Return value**
| **Type**| **Description** |
| ---------| -------------- |
| **Type** | **Description** |
| -------------------------------------- | ------------------------------- |
| [NdefTag](js-apis-nfctech.md#ndeftag9) | **NdefTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getMifareClassic<sup>9+</sup>
......@@ -391,21 +392,21 @@ Obtains a **MifareClassicTag** object, which allows access to the tags that use
**Parameters**
| Name | Type | Mandatory | Description |
| --------- | ------------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**. |
| ------- | ------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**.|
**Return value**
| **Type**| **Description** |
| ----------------- | ------------------------|
| **Type** | **Description** |
| ---------------------------------------- | ---------------------------------------- |
| [MifareClassicTag](js-apis-nfctech.md#mifareclassictag-9) | **MifareClassicTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getMifareUltralight<sup>9+</sup>
......@@ -418,21 +419,21 @@ Obtains a **MifareUltralightTag** object, which allows access to the tags that u
**Parameters**
| Name | Type | Mandatory | Description |
| --------- | ------------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**. |
| ------- | ------------------- | ---- | ---------------------------------------- |
| taginfo | [TagInfo](#taginfo) | Yes | Tag information including the technology type and related parameters, which are obtained from **tag.getTagInfo(want: Want)**.|
**Return value**
| **Type**| **Description** |
| -------------------- | ---------------------------|
| **Type** | **Description** |
| ---------------------------------------- | ---------------------------------------- |
| [MifareUltralightTag](js-apis-nfctech.md#mifareultralighttag9) | **MifareUltralightTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getNdefFormatable<sup>9+</sup>
......@@ -445,16 +446,16 @@ Obtains an **NdefFormatableTag** object, which allows access to the tags that ar
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| ---------------------------------------- | ---------------------------------------- |
| [NdefFormatableTag](js-apis-nfctech.md#ndefformatabletag) | **NdefFormatableTag** object obtained.|
**Error codes**
For details about the error codes, see [NFC Error Codes](../errorcodes/errorcode-nfc.md).
| ID| Error Message|
| ------- | -------|
| ID | Error Message |
| ------- | ---------------------------------------- |
| 3100201 | Tag running state is abnormal in service. |
## tag.getTagInfo<sup>9+</sup>
......@@ -468,13 +469,13 @@ Obtains **TagInfo** from **Want**, which is initialized by the NFC service and c
**Parameters**
| Name | Type | Mandatory | Description |
| --------- | ------------------------- | ---- | ---------------------------------------- |
| want | [Want](js-apis-app-ability-want.md#Want) | Yes | Data obtained from the parameters of the **onCreate** entry function when an ability is dispatched. |
| ---- | ---------------------------------------- | ---- | --------------------------------- |
| want | [Want](js-apis-app-ability-want.md#Want) | Yes | Data obtained from the parameters of the **onCreate** entry function when an ability is dispatched.|
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| ------------------- | --------------------------- |
| [TagInfo](#taginfo) | **TagInfo** object obtained.|
......@@ -488,14 +489,14 @@ Creates an NDEF record based on the specified URI.
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | -------------------------------------- |
| uri | string | Yes| Data to write to the NDEF record.|
| Name | Type | Mandatory | Description |
| ---- | ------ | ---- | ---------------------- |
| uri | string | Yes | Data to write to the NDEF record.|
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| -------------------------- | ---------------------------------------- |
| [NdefRecord](#ndefrecord9) | NDEF record created. For details, see *NFCForum-TS-NDEF_1.0*.|
**Example**
......@@ -527,15 +528,15 @@ Creates an NDEF record based on the specified text data and encoding type.
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | -------------------------------------- |
| Name | Type | Mandatory | Description |
| ------ | ------ | ---- | ------------------------ |
| text | string | Yes | Text to write to the NDEF record.|
| locale | string | Yes | Encoding mode of the text.|
| locale | string | Yes | Encoding mode of the text. |
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| -------------------------- | ---------------------------------------- |
| [NdefRecord](#ndefrecord9) | NDEF record created. For details, see *NFCForum-TS-NDEF_1.0*.|
**Example**
......@@ -569,15 +570,15 @@ Creates an NDEF record based on the specified MIME data and type.
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | -------------------------------------- |
| Name | Type | Mandatory | Description |
| -------- | -------- | ---- | ---------------------------------------- |
| mimeType | string | Yes | MIME type that complies with RFC rules, for example, **text/plain** or **image/jpeg**.|
| mimeData | number[] | Yes | MIME data, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| mimeData | number[] | Yes | MIME data, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**. |
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| -------------------------- | ---------------------------------------- |
| [NdefRecord](#ndefrecord9) | NDEF record created. For details, see *NFCForum-TS-NDEF_1.0*.|
**Example**
......@@ -609,16 +610,16 @@ Creates an NDEF record based on application-specific data.
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | -------------------------------------- |
| domainName | string | Yes | Bundle name of the application or domain name of the organization that releases the applications.|
| type | string | Yes | Type of the application data.|
| Name | Type | Mandatory | Description |
| ------------ | -------- | ---- | ----------------------------------- |
| domainName | string | Yes | Bundle name of the application or domain name of the organization that releases the applications. |
| type | string | Yes | Type of the application data. |
| externalData | number[] | Yes | Application data, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| -------------------------- | ---------------------------------------- |
| [NdefRecord](#ndefrecord9) | NDEF record created. For details, see *NFCForum-TS-NDEF_1.0*.|
**Example**
......@@ -652,14 +653,14 @@ Converts an NDEF message to bytes.
**Parameters**
| Name | Type | Mandatory| Description |
| -------- | ----------------------- | ---- | -------------------------------------- |
| Name | Type | Mandatory | Description |
| ----------- | ---------------------------------------- | ---- | ----------- |
| ndefMessage | [NdefMessage](js-apis-nfctech.md#ndefmessage9) | Yes | NDEF message to convert.|
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| -------- | ---------------------------------------- |
| number[] | NDEF message in bytes, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
**Example**
......@@ -693,14 +694,14 @@ Creates an NDEF message from raw byte data. The data must comply with the NDEF r
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| data | number[] | Yes| Raw byte data, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**. The data must comply with the NDEF record format.|
| **Name**| **Type** | **Mandatory**| **Description** |
| ------- | -------- | ------ | ---------------------------------------- |
| data | number[] | Yes | Raw byte data, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**. The data must comply with the NDEF record format.|
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| ---------------------------------------- | ---------------------------------------- |
| [NdefMessage](js-apis-nfctech.md#ndefmessage9) | NDEF message created. For details, see *NFCForum-TS-NDEF_1.0*.|
**Example**
......@@ -727,14 +728,14 @@ Creates an NDEF message from the NDEF records list.
**Parameters**
| **Name**| **Type**| **Mandatory**| **Description**|
| -------- | -------- | -------- | -------- |
| ndefRecords | [NdefRecord](js-apis-nfcTag.md#ndefrecord9)[] | Yes| NDEF record list used to create the NDEF message. For details, see *NFCForum-TS-NDEF_1.0*.|
| **Name** | **Type** | **Mandatory**| **Description** |
| ----------- | ---------------------------------------- | ------ | ---------------------------------------- |
| ndefRecords | [NdefRecord](js-apis-nfcTag.md#ndefrecord9)[] | Yes | NDEF record list used to create the NDEF message. For details, see *NFCForum-TS-NDEF_1.0*.|
**Return value**
| **Type**| **Description** |
| ------------------ | --------------------------|
| **Type** | **Description** |
| ---------------------------------------- | ---------------------------------------- |
| [NdefMessage](js-apis-nfctech.md#ndefmessage9) | NDEF message created. For details, see *NFCForum-TS-NDEF_1.0*.|
**Example**
......@@ -762,66 +763,66 @@ Defines the **TagInfo** object, which provides information about the tag technol
**Required permissions**: ohos.permission.NFC_TAG
| **Name**| **Type**| **Readable**| **Writable**| **Description**|
| -------- | -------- | -------- | -------- | -------- |
| uid<sup>9+</sup> | number[] | Yes| No| Tag unique identifier (UID), which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| technology<sup>9+</sup> | number[] | Yes| No| Supported technologies. Each number is a constant indicating the supported technology.|
| supportedProfiles | number[] | Yes| No| Supported profiles. This parameter is not supported since API version 9. Use [tag.TagInfo#technology](#tagtaginfo) instead.|
| extrasData<sup>9+</sup> | [PacMap](js-apis-inner-ability-dataAbilityHelper.md#pacmap)[] | Yes| No| Extended attribute value of the tag technology.<br>**System API**: This is a system API.|
| tagRfDiscId<sup>9+</sup> | number | Yes| No| ID allocated when the tag is discovered.<br>**System API**: This is a system API.|
| remoteTagService<sup>9+</sup> | [rpc.RemoteObject](js-apis-rpc.md#remoteobject) | Yes| No| Remote object of the NFC service process used for interface communication between the client and the service.<br>**System API**: This is a system API.|
| **Name** | **Type** | **Readable**| **Writable**| **Description** |
| ----------------------------- | ---------------------------------------- | ------ | ------ | ---------------------------------------- |
| uid<sup>9+</sup> | number[] | Yes | No | Tag unique identifier (UID), which consists of hexadecimal numbers ranging from **0x00** to **0xFF**. |
| technology<sup>9+</sup> | number[] | Yes | No | Supported technologies. Each number is a constant indicating the supported technology. |
| supportedProfiles | number[] | Yes | No | Supported profiles. This parameter is not supported since API version 9. Use [tag.TagInfo#technology](#tagtaginfo) instead.|
| extrasData<sup>9+</sup> | [PacMap](js-apis-inner-ability-dataAbilityHelper.md#pacmap)[] | Yes | No | Extended attribute value of the tag technology.<br>**System API**: This is a system API. |
| tagRfDiscId<sup>9+</sup> | number | Yes | No | ID allocated when the tag is discovered.<br>**System API**: This is a system API. |
| remoteTagService<sup>9+</sup> | [rpc.RemoteObject](js-apis-rpc.md#remoteobject) | Yes | No | Remote object of the NFC service process used for interface communication between the client and the service.<br>**System API**: This is a system API.|
## NdefRecord<sup>9+</sup>
Defines an NDEF record. For details, see *NFCForum-TS-NDEF_1.0*.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Type**| **Readable**| **Writable**| **Description**|
| -------- | -------- | -------- | -------- | -------- |
| tnf | number | Yes| No| Type name field (TNF) of the NDEF record.|
| rtdType| number[] | Yes| No| Record type definition (RTD) of the NDEF record. It consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| id | number[] | Yes| No| NDEF record ID, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| payload | number[] | Yes| No| NDEF payload, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| **Name** | **Type** | **Readable**| **Writable**| **Description** |
| ------- | -------- | ------ | ------ | ---------------------------------------- |
| tnf | number | Yes | No | Type name field (TNF) of the NDEF record. |
| rtdType | number[] | Yes | No | Record type definition (RTD) of the NDEF record. It consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| id | number[] | Yes | No | NDEF record ID, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
| payload | number[] | Yes | No | NDEF payload, which consists of hexadecimal numbers ranging from **0x00** to **0xFF**.|
## Technology Type Definition
Enumerates the tag technology types.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| NFC_A | 1 | NFC-A (ISO 14443-3A).|
| **Name** | **Value**| **Description** |
| ---------------------------- | ----- | ------------------------ |
| NFC_A | 1 | NFC-A (ISO 14443-3A). |
| NFC_B | 2 | NFC-B (ISO 14443-3B).|
| ISO_DEP | 3 | ISO-DEP (ISO 14443-4).|
| NFC_F | 4 | NFC-F (JIS 6319-4).|
| NFC_V | 5 | NFC-V (ISO 15693).|
| NDEF | 6 | NDEF.|
| NDEF_FORMATABLE<sup>9+</sup> | 7 | NDEF formattable.|
| MIFARE_CLASSIC | 8 | MIFARE Classic.|
| MIFARE_ULTRALIGHT | 9 | MIFARE Ultralight.|
| NFC_F | 4 | NFC-F (JIS 6319-4). |
| NFC_V | 5 | NFC-V (ISO 15693). |
| NDEF | 6 | NDEF. |
| NDEF_FORMATABLE<sup>9+</sup> | 7 | NDEF formattable. |
| MIFARE_CLASSIC | 8 | MIFARE Classic. |
| MIFARE_ULTRALIGHT | 9 | MIFARE Ultralight. |
## TnfType<sup>9+</sup>
Enumerates the TNF types. For details, see *NFCForum-TS-NDEF_1.0*.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| TNF_EMPTY | 0x0 | Empty.|
| TNF_WELL_KNOWN | 0x1 | NFC Forum Well Known Type [NFC RTD].|
| **Name** | **Value**| **Description** |
| ---------------- | ----- | ---------------------------------------- |
| TNF_EMPTY | 0x0 | Empty. |
| TNF_WELL_KNOWN | 0x1 | NFC Forum Well Known Type [NFC RTD]. |
| TNF_MEDIA | 0x2 | Media-type as defined in RFC 2046 [RFC 2046].|
| TNF_ABSOLUTE_URI | 0x3 | Absolute URI as defined in RFC 3986 [RFC 3986].|
| TNF_EXT_APP | 0x4 | NFC Forum external type [NFC RTD].|
| TNF_UNKNOWN | 0x5 | Unknown.|
| TNF_UNCHANGED | 0x6 | Unchanged (see section 2.3.3 in *NFCForum-TS-NDEF_1.0*).|
| TNF_EXT_APP | 0x4 | NFC Forum external type [NFC RTD]. |
| TNF_UNKNOWN | 0x5 | Unknown. |
| TNF_UNCHANGED | 0x6 | Unchanged (see section 2.3.3 in *NFCForum-TS-NDEF_1.0*). |
## NDEF Record RTD
Enumerates the NDEF record types. For details about the RTD, see *NFCForum-TS-NDEF_1.0*.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| RTD_TEXT<sup>9+</sup> | [0x54] | NDEF record of the text type.|
| **Name** | **Value** | **Description** |
| --------------------- | ------ | ------------------ |
| RTD_TEXT<sup>9+</sup> | [0x54] | NDEF record of the text type. |
| RTD_URI<sup>9+</sup> | [0x55] | NDEF record of the URI type.|
## NfcForumType<sup>9+</sup>
......@@ -829,12 +830,12 @@ Enumerates the NFC Forum tag types.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| NFC_FORUM_TYPE_1 | 1 | NFC Forum tag type 1.|
| NFC_FORUM_TYPE_2 | 2 | NFC Forum tag type 2.|
| NFC_FORUM_TYPE_3 | 3 | NFC Forum tag type 3.|
| NFC_FORUM_TYPE_4 | 4 | NFC Forum tag type 4.|
| **Name** | **Value**| **Description** |
| ---------------- | ----- | ----------------- |
| NFC_FORUM_TYPE_1 | 1 | NFC Forum tag type 1. |
| NFC_FORUM_TYPE_2 | 2 | NFC Forum tag type 2. |
| NFC_FORUM_TYPE_3 | 3 | NFC Forum tag type 3. |
| NFC_FORUM_TYPE_4 | 4 | NFC Forum tag type 4. |
| MIFARE_CLASSIC | 101 | MIFARE Classic.|
## MifareClassicType<sup>9+</sup>
......@@ -842,21 +843,21 @@ Enumerates the MIFARE Classic tag types.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| TYPE_UNKNOWN | 0 | Unknown type.|
| **Name** | **Value**| **Description** |
| ------------ | ----- | ----------------- |
| TYPE_UNKNOWN | 0 | Unknown type. |
| TYPE_CLASSIC | 1 | MIFARE Classic.|
| TYPE_PLUS | 2 | MIFARE Plus.|
| TYPE_PRO | 3 | MIFARE Pro.|
| TYPE_PLUS | 2 | MIFARE Plus. |
| TYPE_PRO | 3 | MIFARE Pro. |
## MifareClassicSize<sup>9+</sup>
Enumerates the sizes of a MIFARE Classic tag.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| MC_SIZE_MINI | 320 | Each tag has 5 sectors, and each sector has 4 blocks.|
| **Name** | **Value**| **Description** |
| ------------ | ----- | ------------------ |
| MC_SIZE_MINI | 320 | Each tag has 5 sectors, and each sector has 4 blocks. |
| MC_SIZE_1K | 1024 | Each tag has 16 sectors, and each sector has 4 blocks.|
| MC_SIZE_2K | 2048 | Each tag has 32 sectors, and each sector has 4 blocks.|
| MC_SIZE_4K | 4096 | Each tag has 40 sectors, and each sector has 4 blocks.|
......@@ -866,9 +867,10 @@ Enumerates the MIFARE Ultralight tag types.
**System capability**: SystemCapability.Communication.NFC.Tag
| **Name**| **Value**| **Description**|
| -------- | -------- | -------- |
| TYPE_UNKNOWN | 0 | Unknown type.|
| TYPE_ULTRALIGHT | 1 | MIFARE Ultralight.|
| **Name** | **Value**| **Description** |
| ----------------- | ----- | ---------------------- |
| TYPE_UNKNOWN | 0 | Unknown type. |
| TYPE_ULTRALIGHT | 1 | MIFARE Ultralight. |
| TYPE_ULTRALIGHT_C | 2 | MIFARE Ultralight C.|
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