SRT512 datasheet(10/46 Pages) STMICROELECTRONICS

Part #	SRT512

Description	13.56 MHz short-range contactless memory chip with 512-bit EEPROM and anticollision functions

PDF	46 Pages

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Manufacturer	STMICROELECTRONICS [STMicroelectronics]

Direct Link	http://www.st.com

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10 / 46 page

Data transfer

SRT512

10/46

Doc ID 13277 Rev 4

3.1.2

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The SOF described in Figure 5 is composed of:

●

one falling edge,

●

followed by 10 ETUs at logic-0,

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followed by a single rising edge,

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followed by at least 2 ETUs (and at most 3) at logic-1.

Figure 5.

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3.1.3

Request end of frame

The EOF shown in Figure 6 is composed of:

●

one falling edge,

●

followed by 10 ETUs at logic-0,

●

followed by a single rising edge.

Figure 6.

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Table 2.

Bit description

Bit

Description

Value

Start bit used to synchronize the transmission

b0 = 0

b1 to b8

Information byte (command, address or data)

The information byte is sent with

the least significant bit first

Stop bit used to indicate the end of a character

b9 = 1

ai07665

ETU

b10

b11

0000000000

ai07666

ETU

0000000000

SRT512 Datasheet(PDF) 10 Page - STMicroelectronics

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