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M24LR64E-R 数据表(PDF) 103 Page - STMicroelectronics |
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M24LR64E-R 数据表(HTML) 103 Page - STMicroelectronics |
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103 / 140 page ![]() M24LR64E-R Command codes Doc ID 022712 Rev 3 103/140 Request parameters: ● Request flags ● (optional) UID ● Sector number ● Sector security status (refer to Table 81) Response parameter: ● No parameter Response parameter: ● Error code as Error_flag is set: – 10h: the specified block is not available – 11h: the specified block is already locked and thus cannot be locked again – 14h: the specified block was not successfully locked Table 81. Sector security status b7 b6 b5 b4 b3 b2 b1 b0 0 0 0 password control bits Read / Write protection bits 1 Table 82. Lock-sector response format when Error_flag is NOT set Response SOF Response_flags CRC16 Response EOF 8 bits 16 bits Table 83. Lock-sector response format when Error_flag is set Response SOF Response_ flags Error code CRC16 Response EOF 8 bits 8 bits 16 bits Figure 68. Lock-sector frame exchange between VCD and M24LR64E-R VCD SOF Lock-sector request EOF M24LR64E-R <-t1-> SOF Lock-sector response EOF Lock sequence when error M24LR64E-R <--------------- Wt -----------> SOF Lock-sector response EOF |
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