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ST25DV64K 데이터시트(PDF) 162 Page - STMicroelectronics

부품명 ST25DV64K
상세설명  Dynamic NFC/RFID tag IC with 4-, 16-, or 64-Kbit EEPROM, and fast transfer mode capability
PDF  197 Pages
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제조업체  STMICROELECTRONICS [STMicroelectronics]
홈페이지  http://www.st.com
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ST25DV64K 데이터시트(HTML) 162 Page - STMicroelectronics

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B.2.3
I2C byte write in mailbox and polling
Table 269. Byte Write in mailbox when mailbox is free from RF message and fast transfer mode is
activated
Request/Response Frame
Comment
Master drives SDA
Slave drives SDA
Start A6h
-
Device select for writing
-
ACK
9th bit
20h
-
Send mailbox address MSB (1 Byte)
-
ACK
9th bit
08h
-
Send Address LSB (1 Byte)
Write must be done at first address of mailbox
-
ACK
9th bit
DATA
-
Send Data
-
ACK
9th bit
Stop
-
Immediate update of mailbox
Table 270. Byte Write in mailbox when mailbox is not free from RF message fast transfer mode is not
activated
Request/Response Frame
Comment
Master drives SDA
Slave drives SDA
Start A6h
-
Device select for writing
-
ACK
9th bit
20h
-
Send mailbox address MSB (1 Byte)
-
ACK
9th bit
08h
-
Send Address LSB (1 Byte)
Write must be done at first address of mailbox
-
ACK
9th bit
DATA
-
Send Data
-
NoACK
9th bit Access
Mailbox busy or FTM not activated
Stop
-
No Programming
Device return in Standby
ST25DV04K ST25DV16K ST25DV64K
I²C Byte writing and polling
DS10925 - Rev 11
page 162/197



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