Mobile POS machine with dust removal function based on block chain technology
A POS machine and blockchain technology, applied in computer security devices, instruments, electrical digital data processing, etc., can solve problems such as reducing the practicability of POS machines, increasing the failure rate of POS machines, poor contact of POS machines, etc. The probability of poor contact, the effect of improving clarity and improving stability
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[0028] The present invention is described in further detail now in conjunction with accompanying drawing. These drawings are all simplified schematic diagrams, which only illustrate the basic structure of the present invention in a schematic manner, so they only show the configurations related to the present invention.
[0029] like figure 1 As shown, a mobile POS machine with dust removal function based on blockchain technology includes a main body 4, a display screen, a card slot 10 and at least two control buttons, the processor is electrically connected to a memory, and the memory Accept the block chain data written by the block chain nodes, and store the block chain data. The block chain system is provided in the processor, and the block chain system includes a data layer, a network layer, a consensus layer, Incentive layer, contract layer and application layer, the blockchain data comes from the data layer, the processor is a single-chip microcomputer or PLC, and the me...
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