Vivotek FD8166A-N - Page 315

VIVOTEK
User's Manual - 315
function getstatus Function type
getstauts : Information of smartSD internal status return value
as below:
smartsd_lifetime_num:
Accumulated amount of data that has been written
smartsd_lifetime_den:
Card-guaranteed amount of data that can be written
smartsd_lifetime_rate:
The ratio of smartsd_lifetime_num to smartsd_lifetime_den.
It means the accumulated percentage amount of flash block has
been written. The range is from 0 to 100 (unit : %). The SD card
is recommended to be replaced if the percentage reaches above
90%.
smartsd_spare_block_rate:
Usage rate of spare blocks.
It means the usage percentage of total spare block. The range is
from 0 to 100 (unit : %). The SD card is recommended to be
replaced if the percentage reaches above 90%.
smartsd_data_size_per_unit:
Size (in sectors) of data to be written when Life Information1 is
updated.
smartsd_num_of_sudden_power_failure:
Indicates how many times power disconnection occurred during
write/erase operations
smartsd_operation_mode:
Enables/disables power-off detection and write error notification
smartsd_attached:
Indicate the smartSD is attached or not.
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