EM4056 查看數據表（PDF） - EM Microelectronic - MARIN SA

零件编号

产品描述 (功能)

比赛名单

EM4056

2KBIT Read/Write with ANTICOLLISION Contactless Identification Device

EM Microelectronic - MARIN SA 

Example of Arbitration protocol *

Read ROM

No

Yes

CRC error ?

Reset flag

Read next bit

(from LSB to MSB)

Yes

0 and 1 ?

No

Set flag

Yes

0?

EM4056

No

Chosen bit: 0

Chosen bit: 0

Chosen bit: 1

All tags are identified

No

Yes

MSB ?

Chosen bit: 1

No

Yes

Flag set ?

*patented by Biel School of Negineering, MicroLab I3S

Fig. 21

Copyright © 2005, EM Microelectronic-Marin SA

12

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