User manual

VIVOTEK

336 - User's Manual

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.