| 摘要 |
A sewing machine system includes a sewing machine and a storage device. The storage device includes an embroidery information storage portion, a conditions information storage portion, and a use history storage portion. The sewing machine includes a mounting portion to and from which the storage device can be mounted and removed, a first individual unit information storage portion that stores the first individual unit information, a use conditions determination portion that determines whether the sewing machine corresponds to the use conditions information, a usability determination portion that determines whether the embroidery information that is stored in the embroidery information storage portion can be used, a first decryption portion that decrypts the embroidery information, an individual unit information storage control portion that stores in the use history storage portion the first individual unit information, and an embroidery portion that performs embroidery sewing on a cloth.
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