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ST25DV64K 데이터시트(PDF) 163 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]
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ST25DV64K 데이터시트(HTML) 163 Page - STMicroelectronics

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B.2.4
I2C byte write and polling in system memory
Table 271. Byte Write in System memory if I2C security session is open and register is not RO
Request/Response Frame
Comment
Master drives SDA
Slave drives SDA
Start AEh
-
Device select for writing
-
ACK
9th bit
ADDRESS_MSB
-
Send Address MSB (1 Byte)
-
ACK
9th bit
ADDRESS_LSB
-
Send Address LSB (1 Byte)
-
ACK
9th bit
DATA
-
Send Data
-
ACK
9th bit
Stop
-
Start of Programming
Table 272. Polling during programing after byte write in System memory if I2C security session is open
and register is not RO
Request/Response Frame
Comment
Master drives SDA
Slave drives SDA
Start AEh
-
Device select for writing
-
NoACK
9th bit Device Busy
Start AEh
-
Device select for writing
-
NoACK
9th bit Device Busy
Start AEh
-
Device select for writing
-
...
9th bit
Start AEh
-
Device select for writing
-
ACK
9th bit Device ready
Programing completed
Stop
-
end of Polling
ST25DV04K ST25DV16K ST25DV64K
I²C Byte writing and polling
DS10925 - Rev 11
page 163/197



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