Automobile fee information checking system without parking
A technology of motor vehicles and management machines, which is applied to instruments, ticketing equipment, etc., can solve the problems of difficult collection of fees, no need to slow down or stop, and reduce the workload of inspections, so as to prevent various cheating, reduce workload, and improve inspection The effect is simple and convenient
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[0011] see figure 1 and figure 2 . The hardware circuit of vehicle-mounted machine 1 is connected and formed by power supply circuit 11, status indicator circuit 12, radio frequency circuit 13, data memory 14 and encryption microprocessor 15; The power output port of power supply circuit 11 is connected to the power supply port of state indicator circuit 12, radio frequency circuit 13, data memory 14 and encryption microprocessor 15 respectively, provides DC working power to them; The data port of encryption microprocessor 15 is connected to data The data port of the memory 14 is used to realize the data exchange between the encrypted microprocessor 15 and the data memory 14, write relevant information into the data memory 14 or read corresponding data from the data memory 14, and the control of the encrypted microprocessor 15 Port is connected to the state control port of data memory 14, is used for encryption microprocessor 15 to the control of data memory 14 input and ou...
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