AN3408 datasheet(20/38 Pages) STMICROELECTRONICS

tên linh kiện	AN3408

Giải thích chi tiết về linh kiện	The NFC technology allows accessing standard

PDF	38 Pages

Scroll/Zoom	100%

nhà sản xuất	STMICROELECTRONICS [STMicroelectronics]

Trang chủ	http://www.st.com

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20 / 38 page

Example of NDEF record

AN3408

20/38

DocID018867 Rev 4

Its type value is the three ASCII characters 'act'.

4.3.4

Icon record

The icon record contains an image (bmp or jpg) or a media type (such as an mpeg file).

4.3.5

Size record

The size record is coded on 4 bytes and defines the number of bytes. Its type value is the

ASCII character 's'.

4.3.6

Type record

The type record is UTF-8 string that describes a MIME type. Its type value is the ASCII

character 't'.

4.3.7

Example of a smart poster record composed of a Title and a URI

Table 29 below details the smart poster record.

Table 28. Smart poster record with a Title and a URI

NDEF message

0x03

0x24

Smart poster record

URL record

Text record

Type

NDEF

message

TLV

Number of bytes of the NDEF message

Smart poster record

URL record

Text record

Table 29. NDEF message

0xD1

0x02

0x1F

0x5370

Record header

Record type length

Length of the smart poster

Record type 'Sp'

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