| 摘要 |
PROBLEM TO BE SOLVED: To reduce burden of a control module and increase in speed in a vending machine system composed of a control module for performing money/card processing and one or more transport modules for performing processing mainly for commodities such as commodity transport.SOLUTION: A child main control device 310 and a sub-control device 320 are installed in a transport module 300, and control for the transport module is mainly distributed to the child main control device and the sub-control device in the transport module so as to achieve. Interaction of commands and states between a parent main control device 210 of a control module 200 and the child main control device 310 of the transport module 300 is confined to interaction of items related to money/card processing and determination processing so that burden of the parent control device 210 of the control module 200 is significantly reduced. |
