am d6abaf32: am 145550a0: Merge "Document getPollBytes() and... (197eee42) · Commits · e / os / android_frameworks_base

core/java/android/nfc/Tag.java

+12 −0

Original line number	Diff line number	Diff line
		@@ -149,6 +149,12 @@ public class Tag implements Parcelable {
		* Get the low-level bytes returned by this Tag at poll-time.
		* <p>These can be used to help with advanced identification of a Tag.
		* <p>The meaning of these bytes depends on the Tag technology.
		* <p>ISO14443-3A: ATQA/SENS_RES
		* <p>ISO14443-3B: Application data (4 bytes) and Protocol Info (3 bytes) from ATQB/SENSB_RES
		* <p>JIS_X_6319_4: PAD0 (2 byte), PAD1 (2 byte), MRTI(2 byte), PAD2 (1 byte), RC (2 byte)
		* <p>ISO15693: response flags (1 byte), DSFID (1 byte)
		* from SENSF_RES
		*
		* @return poll bytes, or null if they do not exist for this Tag technology
		*/
		public byte[] getPollBytes() {
		@@ -159,6 +165,12 @@ public class Tag implements Parcelable {
		* Get the low-level bytes returned by this Tag at activation-time.
		* <p>These can be used to help with advanced identification of a Tag.
		* <p>The meaning of these bytes depends on the Tag technology.
		* <p>ISO14443-3A: SAK/SEL_RES
		* <p>ISO14443-3B: null
		* <p>ISO14443-3A & ISO14443-4: SAK/SEL_RES, historical bytes from ATS <TODO: confirm>
		* <p>ISO14443-3B & ISO14443-4: ATTRIB response
		* <p>JIS_X_6319_4: null
		* <p>ISO15693: response flags (1 byte), DSFID (1 byte): null
		* @return activation bytes, or null if they do not exist for this Tag technology
		*/
		public byte[] getActivationBytes() {