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数据搜索系统，热门电子元器件搜索 |
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数据搜索系统，热门电子元器件搜索 |
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ST25DV64K 数据表(PDF) 162 Page - STMicroelectronics |
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ST25DV64K 数据表(HTML) 162 Page - STMicroelectronics |
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162 / 200 page  B.2.2 I2C byte writing in dynamic registers and polling Table 266. Byte Write in Dynamic Register (if not Read Only) 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 Dynamic Register ADDRESS_LSB - Send Address LSB (1 Byte) Dynamic register are located from address 2000h to 2007h , some are only readable - ACK 9th bit DATA - Send Data - ACK 9th bit Stop - Immediate update of Dynamic register Table 267. Polling during programming after byte write in Dynamic Register Request/Response Frame Comment Master drives SDA Slave drives SDA Start A6h - Device select for writing - ACK 9th bit Device Busy Dynamic register updates is immediate Stop - End of Polling Table 268. Byte Write in Dynamic Register if Read Only Request/Response Frame Comment Master drives SDA Slave drives SDA Start A6h - Device select for writing - ACK 9th bit 20h - Send Address MSB (1 Byte) - NoACK 9th bit RO Dynamic Register ADDRESS_LSB - Send Address LSB (1 Byte) Addresses 2001h, 2004h, 2005h and 2007h are Read Only registers. - ACK 9th bit DATA - Send Data - NoACK 9th bit Stop - No Programming Device return in Standby ST25DV04K ST25DV16K ST25DV64K I2C Byte writing and polling DS10925 - Rev 9 page 162/200 |
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