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ST25DV64K 数据表(PDF) 160 Page - STMicroelectronics |
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ST25DV64K 数据表(HTML) 160 Page - STMicroelectronics |
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160 / 200 page ![]() Appendix B I2C sequences B.1 Device select codes Table 262. Device select usage Device select value Comment Hexadecimal Binary - 1010 E211 R/W Device select generic E2 = 0b User memory, Dynamic registers, FTM mailbox E2 = 1b System memory A6h 1010 0110b User memory, Dynamic registers, FTM mailbox writing A7h 1010 0111b User memory, Dynamic registers, FTM mailbox reading AEh 1010 1110b System memory writing AFh 1010 1111b System memory reading B.2 I2C Byte writing and polling B.2.1 I2C byte write in user memory Table 263. Byte Write in user memory when write operation allowed Request/Response Frame Comment Master drives SDA Slave drives SDA Start A6h - 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 (1 Byte) - ACK 9th bit Stop - Start of Programming ST25DV04K ST25DV16K ST25DV64K I2C sequences DS10925 - Rev 9 page 160/200 |
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