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.


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)