Mif.ChangeValueBackup

This command is identical to Mif.ChangeValue, but can only be used for MIFARE cards which support automatic transfer, such as Pro or Light MIFARE variants.

Properties

Parameters (request frame)

Name Type/Size Description
Mode Integer (8 bits) Access mode. Possible values, 0x00: decrement, 0x01: increment, 0x02: restore/load.
Block Integer (8 bits) Block to load data from (only value blocks are supported).
Value Integer (32 bits) Value to add/subtract. This parameter is ignored when Mode = 0x02.

Returned values (response frame)

None