CN103035035A - Automatic fare collection system main control unit - Google Patents
Automatic fare collection system main control unit Download PDFInfo
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Abstract
The invention relates to an automatic fare collection system main control unit which comprises a component object model (COM) express module, an input and output control module, an audio encoding and decoding module, a peripheral component interconnect (PCI)-industry standard architecture (ISA) change-over bridge and a reader-writer circuit. The audio encoding and decoding module and the PCI-ISA change-over bridge are connected with the COM express module. The reader-writer circuit is connected with the PCI-ISA change-over bridge. The audio encoding and decoding module comprises one way of audio input and one way of audio output. A PCI bus can be converted into an ISA bus through the PCI-ISA change-over bridge. The reader-writer circuit is used for reading information of tickets. The automatic fare collection system main control unit is high in expandability and flexibility. Port resource and size of a support plate can be collocated and adjusted flexibly according to requirements. The requirements of different projects can be met through different flexible collocation and combination of the COM module and the support plate, workload for designing the support plate is relatively small, development period is shortened, and meanwhile development cost is reduced. Ticket checking speed is improved through communication of a parallel bus and the COM module.
Description
Technical field
The present invention relates to AFC terminal device, particularly relate to a kind of rail traffic ticket automatic selling and checking system main control unit.
Background technology
At present, in field of track traffic, the mainboard that uses in the various AFC (Automatic Fare Collection) equipment all is the industrial control mainboard of standard basically.Different AFC system (Auto Fare Collection, AFC) demands such as interface, function and performance of project and AFC equipment are all different, often need to be to industrial control mainboard again type selecting or customization because of the variation of the factors such as structure, interface requirements, functional requirement, performance requirement, cost control.The existing mainboard of industrial computer manufacturer often is difficult to satisfy fully the demand of various AFC equipment at aspects such as interface, structure, cost and performances, the industrial control mainboard that needs again customization to satisfy the demands, the development and Design cycle is longer, correspondingly also can have a strong impact on the construction cycle of AFC equipment, also can cause AFC equipment development cost to increase to some extent simultaneously.
Summary of the invention
Based on this, be necessary to provide a kind of versatility strong, carry out change in design comparatively simply, AFC system main control unit flexibly.
A kind of AFC system main control unit, comprise that COM Express module, input/output control module, audio coding decoding module, PCI turn ISA connection-bridge and noncontact IC card read/write device circuit, described input/output control module, audio coding decoding module and PCI turn the ISA connection-bridge and connect described COM Express module, and described noncontact IC card read/write device circuit connects described PCI and turns the ISA connection-bridge; Described input/output control module is used for expansion and connects IO interface, described audio coding decoding module comprises the input of one road audio frequency and the output of one road audio frequency, described PCI turns the ISA connection-bridge and is used for pci bus is converted to isa bus, and described noncontact IC card read/write device circuit is used for reading the ticket card information.
Therein among embodiment, also comprise power interface circuit, described power interface circuit comprises or door and power control circuit, described or door and power knob be connected input/output control module and be connected, described power control circuit is connected with described COM Express module; From input end power knob or be connected to two inputs or door from the start of outside/standby trigger pip, or the output terminal of door is connected to SUPER IO circuit.When described outside starting-up signal or button starting-up signal through or send the start trigger pulse to described input/output control module behind the door, after SUPER IO circuit receives the start trigger pip, SUPER IO chip sends a low pulse signal to the south bridge of described COM Express module, sends a lasting high level by south bridge and controls described power control circuit and exported 12 volts power supply by the output terminal of self and make described AFC system main control unit start to COM Express module.When trigger standby signal under open state after, similar with start process, what just south bridge sent to power control circuit is that 12 volts of power supplys that a described power control circuit of lasting low level control makes output terminal export to COM Express module disconnect.
Therein among embodiment, described power control circuit comprises the PMOS pipe, the NMOS pipe, filter unit, gate pmos utmost point series resistor and NMOS pipe drain electrode pull-up resistor, described filter unit connects 12 volts of power inputs, the source electrode of described PMOS pipe connects described filter unit, described pull-up resistor connects the source electrode of described PMOS pipe, described gate pmos utmost point series resistor and the rear drain electrode that is connected described NMOS pipe of described pull-up resistor series connection, the common port of 2 resistance connects the grid of described PMOS pipe, the drain electrode of described PMOS pipe is the output terminal of described power control circuit, the grid of described NMOS pipe connects the south bridge of described COM EXPRESS module, the source ground of described NMOS pipe through resistance.
Therein among embodiment, described power control circuit also comprises TVS pipe, filter capacitor, described TVS pipe is connected between described 12 volts of power inputs and the filter unit, and the negative electrode of described TVS pipe connects described 12 volts of power supply positive input terminals, the plus earth of described TVS pipe; Described filter capacitor one end connects the drain electrode of described PMOS pipe, the other end ground connection of described filter capacitor.
Therein among embodiment, described input/output control module is super input/output control circuit, by LPC(Low Pin Count) bus connects described COM Express module, and described super input/output control circuit is used for expansion and connects PS/2 interface, parallel port, a plurality of COM port and a plurality of universal input/output interface.
Among embodiment, the quantity of described super input/output control circuit is 4 therein.
Therein among embodiment, described read write line circuit comprises impact damper, address decoding circuitry, SAM(secure access module) card interface integrated circuit and radio frequency signal processing circuit, described SAM card interface integrated circuit is connected address decoding circuitry and is connected described PCI with impact damper and turns the isa bus that the ISA connection-bridge is changed out with radio frequency signal processing circuit, described AFC system main control unit also comprises input expander and the out-expander that is connected described isa bus by described address decoding circuitry with impact damper.
Among embodiment, described input expander and out-expander respectively have one, and 16 tunnel input and output are provided respectively therein; The quantity of described SAM card interface integrated circuit and radio frequency integrated circuit is 2; 4 interrupt request lines of described isa bus respectively with described 2 SAM card interface integrated circuit with are connected a radio frequency signal processing circuit and are connected, 4 address bus SA0 to SA3 of described isa bus after described impact damper strengthens driving force all with described 2 SAM card interface integrated circuit, 2 radio frequency signal processing circuit, input expander and out-expander connect, 6 address bus SA4 to SA9 of described isa bus are decoded into 8 chip select lines through described address decoding circuitry, wherein 4 connect respectively described 2 SAM card interface integrated circuit and 2 radio frequency integrated circuit, two in other 4 connect described input expander, article two, connect described out-expander, 8 data buses of described isa bus after described impact damper strengthens driving force all with described 2 SAM card interface integrated circuit, 2 radio frequency signal processing circuit, input expander and out-expander connect, the control line of reading of described isa bus is connected with write line and is connected described address decoding circuitry after impact damper strengthens driving force, 2 SAM card interface integrated circuit and 2 radio frequency signal processing circuit, the reseting signal line of described isa bus connect described 2 radio frequency signal processing circuit.
Therein among embodiment, also comprise PORT80 interface fault code display circuit, described PORT80 interface fault code display circuit comprises that PORT80 code translator, PORT80 code translator are connected with pci bus, 14 current-limiting resistances, the first charactron and the second charactrons, each is connected to the first charactron through a current-limiting resistance 7 output terminal LED_A1 to LED_DG1 of described PORT80 code translator, and each is connected to the second charactron through a current-limiting resistance 7 output terminal LED_A2 to LED_DG2 of described PORT80 code translator.
Therein among embodiment, described COM Express module is TYPE 2 types, described AFC system main control unit also comprises IDE hard disk connector and the CF card connector by the ide interface connection of COM Express module, reaches the gigabit ethernet card by the PCI-E bus connection of described COM Express module.1 PCI-E x 1 expansion slot and 1 PCI expansion slot also are installed in order to the usefulness of expansion on the support plate.The signaling interface (USB, VGA, LVDS, LAN, SATA etc.) that other COM EXPRESS modules self have possessed, there is not corresponding external interface connector on the module, need the connector of these signals between COM Express module and support plate caused support plate, install accordingly to outconnector at support plate.
With respect to traditional use industrial control mainboard scheme, AFC system main control unit (AFC mainboard) based on COM Express framework has higher extensibility and dirigibility, interface resource also can configure and adjust as required neatly, the size of the needs flexible design support plate that also can install according to device structure.Because structure, interface and interface definition that COM Express module 10 has standard, module and support plate are separated from each other, therefore can be according to concrete application, the choice for use different processor, comprise low-power consumption, cheaply or other high-performance polycaryon processor, the demand of disparity items can be arranged in pairs or groups neatly, make up to satisfy by different COM Express module and support plate, the COM Express module Alternate of different vendor can be realized.Also can keep COM Express module constant, the external interface of Adjustment System only needs the redesign support plate to get final product this moment, can greatly shorten the construction cycle.Because integrated most processor complicated architectures and relevant basic circuit on COM Express module, processor and most of common computer interface are all finished in COM Express module, so the workload of design support plate is relatively less, with respect in the prior art scheme again type selecting and the customization industrial control mainboard, reduced complexity, shorten the construction cycle, reduced simultaneously cost of development.Processor by COM Express module is directly processed the ticket card data that the read write line circuit reads, processing speed is more a lot of soon than the speed of the single-chip microcomputer that carries on traditional use read write line or arm processor processing, improve the efficient of swiping the card of ticket card, and then improved ticket checking speed.
Description of drawings
Fig. 1 is the circuit structure block diagram of AFC system main control unit among the embodiment;
Fig. 2 is the circuit structure block diagram that power interface circuit connects COM Express module among the embodiment;
Fig. 3 is the circuit theory diagrams of power control circuit among the embodiment;
Fig. 4 is the circuit theory diagrams that the read write line circuit connects the PCI-ISA connection-bridge among the embodiment;
Fig. 5 is the circuit theory diagrams of PORT80 interface fault code display circuit among the embodiment;
Fig. 6 is the circuit structure block diagram of AFC system main control unit among another embodiment.
Embodiment
For purpose of the present invention, feature and advantage can more be become apparent, below in conjunction with accompanying drawing the specific embodiment of the present invention is described in detail.
The industrial control mainboard interface of standard lacks extendability and dirigibility, different AFC system (Auto Fare Collection, AFC) project is often all not quite alike to interface and the resource distribution demand of mainboard, if the size of outsourcing industrial control board, resource and interface do not satisfy the demands, the cycle of customization or type selecting can be long again.Owing to being subjected to the restriction of AFC device modeling and installing space, the industrial master board of Application standard size will be weaker in the dirigibility that adapts to AFC equipment whole machine installation configuration aspects.In traditional AFC mainboard scheme, include only relevant computer interface in the mainboard of AFC equipment, do not comprise the noncontact IC card read/write device circuit.The noncontact IC card read/write device that is traditional AFC equipment is module independently, read write line is by serial ports and industrial master board swap data, the data of reading and writing IC card are processed by the single-chip microcomputer on the reader/writer module or arm processor, the speed that data transmit and process is relatively slow, correspondingly can have influence on ticket checking efficient, and field of track traffic is more and more higher to the ticket checking rate request, work hours in a line city for example, the working clan often needs the wait ticket checking that lines up, if ticket checking speed can greatly affect social production more slowly.
COM Express standard is to be made the computer module standard of association (PICMG) definition by the PCI industrial computer, and it has defined COM(COMPUTER ON MODULE) physical size, and COM support plate (Carrier Board) between interface and connector etc.COM Express standard is applicable to present most high-performance CPU based on newer bussing technique, and the peripheral hardware of COM Express module generally includes USB 2.0, SATA, PATA, Ethernet, VGA, LVDS, SDVO, PCI and PCI-Express etc.PICMG has defined several pin assignment types, every type of combination that specific peripheral hardware, expansion interface and connector layout are arranged, and the main Types of the COM Express module of stipulating in the COM Express standard has TYPE1 ~ TYPE6.COM Express module is made a module with a CPU and minimum system thereof exactly, and this module can be inserted on the support plate of user's designed, designed, the whole external interfaces that comprise user's request on the support plate, the COM module consists of the mainboard of special purpose with support plate.
At present, in field of track traffic, the mainboard that uses in the various AFC (Automatic Fare Collection) equipment all is the industrial control mainboard of standard basically.Different AFC projects and interface requirements, function and the performance requirement of AFC equipment are all different, often need to be to industrial control mainboard again type selecting because of the variation of the factors such as structure, interface requirements, functional requirement, performance requirement, cost control, the existing mainboard of industrial control mainboard production firm often is difficult to satisfy fully the demand of AFC equipment at aspects such as interface, structure, cost and performances.Again customize the industrial control mainboard that satisfies the demands such as needs, the development and Design cycle is longer, also can have a strong impact on the construction cycle of AFC equipment accordingly.
Based on this, the invention provides a kind of mainboard based on COM Express framework, i.e. a kind of AFC system main control unit that meets the COMExpress standard.Comprised processor and relevant chipset in the COM Express module, most of common conventional computer interface all has been integrated on the COM Express module, and the present invention designs a and matching used support plate of COM Express module.Whole signals of COM Express module are connected on the COM Express support plate through connector, because the interface that COM Express module is drawn can not satisfy the requirement of AFC fully, the present invention has also expanded some interfaces on COM Express support plate, and has integrated a part of AFC application circuit at support plate.COM Express module and COM support plate consist of the AFC system main control unit together.
Fig. 1 is the circuit structure block diagram of AFC system main control unit among the embodiment, comprises COMExpress module 10, input/output control module 210, audio coding decoding module 220, PCI-ISA connection-bridge 230 and noncontact IC card read/write device circuit 240.COM Express module 10 is passed through respectively lpc bus (Low Pin Count Bus), audio coding signal line (AC-Link), reached PCI(Peripheral Component Interconnect, and is peripheral parts interconnected) bus connection input/output control module 210, audio coding decoding module 220 and PCI-ISA connection-bridge 230.PCI turns ISA connection-bridge 230 by ISA(Industrial Standard Architecture, industrial standard architectures) bus connection noncontact IC card read/write device circuit 240.
Input/output control module 210 is used for expansion and connects IO interface, such as COM port (COM), parallel port (LPT), the PS/2 interface that is used for connection mouse or keyboard and universal input/output interface (GPIO) etc.Among embodiment, input/output control module adopts super input/output control circuit (Super IO Controller) therein.
Audio coding decoding module 220 comprises the input of one road audio frequency and the output of one road audio frequency, can also comprise the input of No. one microphone.PCI-ISA connection-bridge 230 is used for pci bus is converted to isa bus, and noncontact IC card read/write device circuit 240 is used for reading the ticket card information.
With respect to traditional use industrial control mainboard scheme, AFC system main control unit (AFC mainboard) based on COM Express framework has higher extensibility and dirigibility, interface resource also can configure and adjust as required neatly, the size of the needs flexible design support plate that also can install according to device structure.Because structure, interface and interface definition that COM Express module 10 has standard, module and support plate are separated from each other, therefore can be according to concrete application, the choice for use different processor, comprise low-power consumption, cheaply or other high-performance polycaryon processor, the demand of disparity items can be arranged in pairs or groups neatly, make up to satisfy by different COM Express module 10 and support plate, COM Express module 10 Alternates of different vendor can be realized.Also can keep COM Express module 10 constant, the external interface of Adjustment System only needs the redesign support plate to get final product this moment, can greatly shorten the construction cycle.Because integrated most processor complicated architectures and relevant basic circuit on COM Express module 10, processor and most of common computer interface are all finished in COM Express module 10, so the workload of design support plate is relatively less, with respect in the prior art scheme again type selecting and the customization industrial control mainboard, reduced complexity, shorten the construction cycle, reduced simultaneously cost of development.Ticket card data are directly processed the data that noncontact IC card read/write device circuit 240 reads by the processor of COM Express module 10, processing speed is more a lot of soon than the speed of the single-chip microcomputer that carries on traditional use read write line or arm processor processing, improve the efficient of swiping the card of ticket card, and then improved ticket checking speed.
Among embodiment, COM Express module 10 is TYPE 2 types therein.TYPE 2 type COM Express modules relatively are suitable for the interface requirements of AFC mainboard, only need the in addition less interface of expansion on support plate.COM Express standard has 2 kinds of standard size: 95x95mm and 95x125mm for the size definition of module, and mounting hole site and connector need compatible these two kinds of sizes during the design support plate.The signal of COM Express module 10 is connected with support plate through the connector of two 220 pins of AB and CD (PIN).The TYPE 2 type COM Express modules of COM Express standard code comprise PCI-E interface, LPC interface, VGA monitor signal interface, SDVO interface, pci interface, 4 road SATA interfaces, 1 tunnel LAN interface, 8 USB2.0 interfaces, LVDS monitor signal interface etc., the connector of these signals between COM module and support plate causes support plate, installs accordingly to outconnector at support plate for external signaling interface (USB, SATA, LAN, VGA, LVDS etc.).1 PCI-E x 1 expansion slot and 1 PCI expansion slot also are installed in order to the usefulness of expansion on the support plate.
In traditional AFC mainboard scheme, do not have automatic Opportunity awaiting control for linear signal, after AFC equipment stopped operation, uncontrollable mainboard entered holding state automatically to reduce power consumption.Therefore, be necessary to increase the function of controlling its start or entering holding state by outside start/standby signal to the AFC system main control unit.
Please refer to Fig. 2, in embodiment illustrated in fig. 2, the AFC system main control unit also comprises power interface circuit.The AFC system main control unit adopts external AT power mode power supply, can control main-board on-off by power knob.In this embodiment, the DC-DC circuit 252 generation+5V power supplys that turn 5V with 12V are support plate power supply and as the standby power 5VSB of COM Express module 10, standby power 5VSB still keeps energising during shutdown.Understandable, if replace the AT power supply with the ATX power supply in other embodiments, then since the ATX power supply carry+5VSB and+3.3V output, DC-DC circuit 252 can omit, and the PS-ON# signal that SUPER IO controller need to be used for control ATX power supply this moment is connected to the power supply control pin (PS-ON) of ATX power supply.Power interface circuit comprises or door and power control circuit 250, can be by power knob or the main control unit start of outside starting-up signal control AFC system or standby, the starting-up signal that its peripheral starting-up signal and power knob are sent consists of or logic, as long as one of them signal effectively.Give a pulse signal to super input/output control circuit when pressing power knob, also can produce a pulse signal to super input/output control circuit by outside starting-up signal, super input/output control circuit can send low pulse signal to the PWRTN# signal end of COM Express module 10 south bridges after receiving this signal, sends start/standby signal SLP_S3# by south bridge afterwards.The SLP_S3# signal is low level under holding state, and high level after the start can be controlled the break-make of power control circuit 250 by SLP_S3#, namely controls power control circuit 250 and whether exports 12 volts power supply 12V_COM to COM_Express module 10.Like this, after AFC equipment is stopping operation, can be signaled (being outside standby signal) by the relevant controlling plate of equipment to the AFC system main control unit, make COM Express module 10 enter holding state, at this moment, parts in the COM Express module 10 except internal memory all quit work, and COM Express module 10 power consumptions are very low.When opening, AFC equipment after the operation, sends out starting-up signal outside to start shooting to the AFC system main control unit.After under open state, triggering standby signal, similar with start process, what just south bridge sent to power control circuit 250 is a lasting low level, and 12 volts of power supplys that control power control circuit 250 makes output terminal export to COM Express module 10 disconnect.
Fig. 3 is the circuit theory diagrams of power control circuit 250 among the embodiment, comprises the grid series resistor R3 of grid series resistor R2, the NMOS pipe Q2 of PMOS pipe Q1, NMOS pipe Q2, filter unit 254, pull-up resistor R1 and PMOS pipe Q1.Filter unit 254 connects 12 volts of power inputs, the source electrode of PMOS pipe Q1 connects filter unit 254, resistance R 1 connects the 12VDC power supply, resistance R 2 and the rear drain electrode that is connected NMOS pipe Q2 of resistance R 1 series connection, the common port that resistance R 1 is connected with resistance R connects the grid of PMOS pipe Q1, the drain electrode of PMOS pipe Q1 is the output terminal of power control circuit 250, is used for output 12V power supply to COM Express module 10.South bridge and NMOS that resistance R 3 is connected to COM Express module 10 manage between the grid of Q2, and the grid of NMOS pipe Q2 connects the SLP_S3# of the south bridge of COM Express modules 10 through resistance R 3, the source ground of NMOS pipe Q2.
In the embodiment shown in fig. 3, power control circuit 250 also comprises Transient Suppression Diode (TVS) D1, the first filter capacitor C7, the second filter capacitor C5 and C6.TVS pipe D1 is connected between 12 volts of power inputs and the filter unit 254, and the negative electrode of TVS pipe D1 connects 12 volts of power supply positive input terminals, plus earth.The common port of the grid of the first filter capacitor C7 one end contact resistance R3 and NMOS pipe Q2, other end ground connection.The second filter capacitor comprises capacitor C parallel with one another 5 and capacitor C 6, and the one end connects the drain electrode of PMOS pipe Q1, other end ground connection.Filter unit 254 specifically comprises the capacitor C 1 ~ C4 of inductance L 1 and 4 ground connection, wherein is connected to inductance L 1 between the unearthed end of C1 and C2.
When the SLP_S3# that sends when the south bridge of COM Express module 10 was high level, NMOS pipe Q2, PMOS pipe Q1 conducting had the 12V power supply to be given to COMExpress module 10 through the output terminal output of power control circuit 250; When SLP_S3# was low level, NMOS pipe Q2, PMOS pipe Q1 cut-off was to the 12V power supply disconnection of COM Express module 10.
Fig. 4 is the circuit theory diagrams that noncontact IC card read/write device circuit 240 connects PCI-ISA connection-bridge 230 among the embodiment.The read write line circuit comprises impact damper 242, address decoding circuitry 244, SAM(secure access module) card interface integrated circuit 246 and radio frequency signal processing circuit 248.SAM card interface integrated circuit 246 is connected with radio frequency signal processing circuit to be connected with impact damper by address decoding circuitry 244 and is connected the isa bus that PCI-ISA connection-bridge 230 is changed out.In the embodiment shown in fig. 4, the AFC system main control unit also comprises by address decoding circuitry 244 is connected input expander 262 and the out-expander 264 that connects isa bus with impact damper, 16 tunnel input and output are provided respectively.In this embodiment, the quantity of SAM card interface integrated circuit 246 and radio frequency signal processing circuit 248 is 2.
In the embodiment shown in fig. 4, what radiofrequency signal was processed integrated circuit 248 employings is that frequency is the chip of the read/write contactless IC-card of 13.56MHz, and its data-interface is 8 bit parallel interfaces.SAM card interface integrated circuit 246 can be realized the ISO7816 interface to the conversion of 8 bit parallel interfaces, and it can provide two SAM card interfaces that satisfy the ISO7816 standard, and the data-interface of SAM card interface integrated circuit 246 also is 8 bit parallel buses.This embodiment choice for use isa bus is as the interface of SAM card interface integrated circuit 246 and radio frequency signal processing circuit 248 parallel buss, because COM Express module 10 does not provide the ISA interface, utilize PCI-ISA connection-bridge 230 to change out isa bus by pci bus, so just can satisfy the requirement that high speed parallel bus transmits data.
Please refer to Fig. 4, there is no need the isa bus signal is all extracted during actual the use, only need to use isa bus least-significant byte data bus SD0 to SD7,10 address bus SA0 to SA9, read control line/IOR, write line/IOW, 4 interrupt request line IRQ3 ~ IRQ6 and reseting signal line RST.The signal annexation of isa bus and noncontact IC card read/write device circuit 240 as shown in Figure 4.Owing to address bus SA0 to SA3, the data bus SD0 to SD7 of isa bus, reading control line/IOR and write line/IOW will connect a plurality of integrated circuit, therefore adding first-level buffer device 242 to strengthen driving force.Address bus is that A0 to A3, data bus are D0 to D7, read control line and be/WR for/RD, write line behind impact damper 242.Address bus A0 to A3 is connected with the address wire A0 to A3 of 2 radio frequency signal processing circuit 248,2 SAM card interface integrated circuit 246 respectively, data bus D0 to D7 is connected with the data line D0 to D7 of radio frequency signal processing circuit 248, SAM card interface integrated circuit 246, input expander 262 and out-expander 264 respectively, read control line/RD and write line/WR respectively with the reading control pin and write control pin and be connected of radio frequency signal processing circuit 248, SAM card interface integrated circuit 246.
The look-at-me saltus step from low to high of interrupt request line IRQ3 ~ IRQ6 in the isa bus represents interrupt request, till signal will keep high level to respond this interruption to processor.The look-at-me of 2 SAM card interface integrated circuit 246 is connected with interrupt request line IRQ3, IRQ5 behind the door through non-, and interrupt request line IRQ4, IRQ6 are connected respectively with the interruption pin INT of 2 radio frequency signal processing circuit 248.The reseting signal line RST of isa bus is connected with the reset pin of 2 radio frequency signal processing circuit 248, and the reset signal high level is effective, can utilize this signal 2 radio frequency signal processing circuit 248 that reset.
The signal interpretation that address decoding circuitry 244 is used for address bus A4 to A9 is chip selection signal CS1 ~ CS8.
Above-mentioned AFC system main control unit, by the data of isa bus transmitting radio frequency signal treatment circuit 248 and SAM card interface integrated circuit 246, than use in the conventional art serial ports transmit data Speed improving a lot.In addition, noncontact IC card read/write device circuit 240, input expander 262 and out-expander 264 are combined with support plate, do not use independently reader/writer module and IO expander board, reduced the total cost of AFC equipment circuitry plate.
In the embodiment shown in fig. 5, the AFC system main control unit also comprises PORT80 interface fault code display circuit 270.PORT80 interface fault code display circuit 270 comprises PORT80 code translator 272,14 current-limiting resistances, the first charactron 274 and the second charactrons 276.Each is connected to the first charactron 274 through a current-limiting resistance 7 output terminal LED_A1 to LED_DG1 of PORT80 code translator 272, and each is connected to the second charactron 276 through a current-limiting resistance 7 output terminal LED_A2 to LED_DG2 of PORT80 code translator 272.The common port COM ground connection of two charactrons.
The major function of PORT80 interface fault code display circuit 270 circuit is to show POST(Power On SelfTest, powers up rear self check) code.When each start, BIOS can carry out self diagnosis to the critical component of mainboard, can utilize the testing result of BIOS built in self testing program in the mainboard by charactron the self diagnosis code to be shown.BIOS can deliver to corresponding code place, 80H address, IO space when carrying out built in self testing, read the post code at place, 80H address, IO space by pci bus, decode by 272 pairs of 80H ports of PORT80 code translator, and by two charactrons demonstration hexadecimal digits, each different numerical value represents each performed program of present BIOS.The maintainer can tentatively judge according to the POST code table of each BIOS of producer the failure problems of mainboard critical component, has improved the maintainability of product.
Fig. 6 is the circuit structure block diagram of AFC system main control unit among another embodiment, this not shown power interface circuit.In this embodiment, the quantity of super input/output control circuit (Super IO Controller) is 4.Super input/output control circuit 1 is in order to provide PS/2 interface, 2 COM port (COM1, COM2), 1 parallel port (LPT), 8 universal input/output interfaces (GPIO1 ~ GPIO8) and power knob interface.Super input/ output control circuit 2,3,4 all provides 4 COM port and 8 universal input/output interfaces.Wherein the COM port COM13 and the COM14 that expand of super input/output control circuit 4 can be configured to RS232, RS422 or RS485 interface.
The serial ports that AFC equipment uses is more, and foregoing circuit provides 14 COM port, and (COM1～COM14), serial ports quantity can satisfy the demand of AFC equipment.As shown in Figure 6, the south bridge of COM Express module 10 can be drawn 8 universal input/output interfaces, 32 universal input/output interfaces have been expanded altogether in the aforesaid super input/output control circuit 1 ~ 4, the input expander 262 of aforementioned isa bus expansion and out-expander 264 also can be universal input/output interface (each 16 the tunnel), the total quantity of universal input/output interface is 72 like this, can satisfy AFC equipment fully to the demand of IO.
In the embodiment shown in fig. 6, the AFC system main control unit also comprises IDE hard disk connector and the CF card connector by the ide interface connection of COM Express module 10, and passes through the gigabit ethernet card of the PCI-E bus connection of COM Express module 10.Also comprise 1 PCI-E x 1 expansion slot and 1 PCI expansion slot on the support plate.The signaling interface (USB, VGA, LVDS, LAN, SATA etc.) that other COM EXPRESS modules self have possessed, there is not corresponding external interface connector on the module, the connector of these signals between COM EXPRESS module and support plate causes support plate, installs accordingly to outconnector at support plate.
Above-mentioned AFC system main control unit is particularly useful for the Rail Transit Systems such as subway, light rail, but also can be applied to the large common facility that other need to sell ticket checking, such as cinema, gymnasium, theatre, airport etc.
The above embodiment has only expressed several embodiment of the present invention, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to claim of the present invention.Should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, can also make some distortion and improvement, these all belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be as the criterion with claims.
Claims (10)
1. AFC system main control unit, comprise COM Express module, it is characterized in that, comprise that also input/output control module, audio coding decoding module, PCI turn ISA connection-bridge and noncontact IC card read/write device circuit, described input/output control module, audio coding decoding module and PCI turn the ISA connection-bridge and connect described COM Express module, and described noncontact IC card read/write device circuit connects described PCI and turns the ISA connection-bridge;
Described input/output control module is used for expansion and connects IO interface, described audio coding decoding module comprises the input of one road audio frequency and the output of one road audio frequency, described PCI turns the ISA connection-bridge and is used for pci bus is converted to isa bus, and described noncontact IC card read/write device circuit is used for reading the ticket card information.
2. AFC system main control unit according to claim 1, it is characterized in that, also comprise power interface circuit, described power interface circuit comprises or door and power control circuit, described or door and power knob be connected input/output control module and be connected, described power control circuit is connected with described COM Express module;
Described or door is used for receiving the starting-up signal that outside starting-up signal or described power knob are sent, when receiving described outside starting-up signal or starting-up signal, send power-on pulse to described input/output control module, described power-on pulse is delivered to the south bridge of described COM Express module after described input/output control module is processed, send high level by south bridge and control described power control circuit and exported 12 volts power supply signal by the output terminal of self and make described AFC system main control unit start to COM Express module.
3. AFC system main control unit according to claim 2, it is characterized in that, described power control circuit comprises the PMOS pipe, the NMOS pipe, filter unit, gate pmos utmost point series resistor and NMOS pipe drain electrode pull-up resistor, described filter unit connects 12 volts of power inputs, the source electrode of described PMOS pipe connects described filter unit, described gate pmos utmost point series resistor connects the grid of described PMOS pipe, described NMOS pipe drain electrode pull-up resistor and the rear drain electrode that is connected described NMOS pipe of described gate pmos utmost point series resistor series connection, gate pmos utmost point series resistor is connected the drain electrode pull-up resistor with NMOS common port connects the grid of described PMOS pipe, the drain electrode of described PMOS pipe is the output terminal of described power control circuit, the grid of described NMOS pipe connects described south bridge, the source ground of described NMOS pipe.
4. AFC system main control unit according to claim 3, it is characterized in that, described power control circuit also comprises Transient Suppression Diode, the first filter capacitor, the second filter capacitor NMOS tube grid series resistor, described Transient Suppression Diode is connected between described 12 volts of power inputs and the filter unit, the negative electrode of described Transient Suppression Diode connects described 12 volts of power inputs, the plus earth of described Transient Suppression Diode, described NMOS tube grid series resistor is connected between the grid of described south bridge and NMOS pipe, described the first filter capacitor one end connects the common port of the grid of described NMOS tube grid series resistor and NMOS pipe, other end ground connection; Described the second filter capacitor one end connects the drain electrode of described PMOS pipe, the other end ground connection of described the second filter capacitor.
5. AFC system main control unit according to claim 1, it is characterized in that, described input/output control module is super input/output control circuit, connect described COM Express module by lpc bus, described super input/output control circuit is used for expansion and connects PS/2 interface, parallel port, a plurality of COM port and a plurality of universal input/output interface.
6. AFC system main control unit according to claim 5 is characterized in that, the quantity of described super input/output control circuit is 4.
7. AFC system main control unit according to claim 1, it is characterized in that, described noncontact IC card read/write device circuit comprises impact damper, address decoding circuitry, SAM card interface integrated circuit and radio frequency signal processing circuit, described SAM card interface integrated circuit is connected address decoding circuitry and is connected described PCI with impact damper and turns the isa bus that the ISA connection-bridge is changed out with radio frequency signal processing circuit, described AFC system main control unit also comprises input expander and the out-expander that is connected described isa bus by described address decoding circuitry with impact damper.
8. AFC system main control unit according to claim 7 is characterized in that, described input expander and out-expander respectively have one, and 16 tunnel input and output are provided respectively; The quantity of described SAM card interface integrated circuit and radio frequency signal processing circuit is 2;
4 interrupt request lines of described isa bus respectively with described 2 SAM card interface integrated circuit with are connected a radio frequency signal processing circuit and are connected,
4 address bus SA0 to SA3 of described isa bus all are connected with described 2 SAM card interface integrated circuit, 2 radio frequency signal processing circuit, input expander and out-expanders after described impact damper strengthens driving force,
6 address bus SA4 to SA9 of described isa bus are decoded into 8 chip select lines through described address decoding circuitry, wherein 4 connect respectively described 2 SAM card interface integrated circuit and 2 radio frequency signal processing circuit, two in other 4 connect described input expander, two described out-expanders of connection
8 data buses of described isa bus after described impact damper strengthens driving force all with described 2 SAM card interface integrated circuit, 2 radio frequency signal processing circuit, input expander and out-expander connection,
The control line of reading of described isa bus is connected with write line and is connected described address decoding circuitry, 2 SAM card interface integrated circuit and 2 radio frequency signal processing circuit after impact damper strengthens driving force,
The reseting signal line of described isa bus connects described 2 radio frequency signal processing circuit.
9. AFC system main control unit according to claim 1, it is characterized in that, also comprise PORT80 interface fault code display circuit, described PORT80 interface fault code display circuit comprises the PORT80 code translator, 14 current-limiting resistances, the first charactron and the second charactron, the input end of described PORT80 code translator is connected with pci bus, each is connected to the first charactron through a current-limiting resistance 7 output terminal LED A1 to LED DG1 of PORT80 code translator, and each is connected to the second charactron through a current-limiting resistance 7 output terminal LED A2 to LED DG2 of described PORT80 code translator.
10. the described AFC system main control unit of any one according to claim 1-9, it is characterized in that, described COM Express module is TYPE 2 types, described AFC system main control unit also comprises IDE hard disk connector and the CF card connector by the ide interface connection of COM Express module, reaches the gigabit ethernet card by the PCI-E bus connection of described COM Express module.
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| CN201210508811.3A CN103035035B (en) | 2012-12-03 | 2012-12-03 | Automatic fare collection system main control unit |
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| CN201210508811.3A CN103035035B (en) | 2012-12-03 | 2012-12-03 | Automatic fare collection system main control unit |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103578146A (en) * | 2013-10-29 | 2014-02-12 | 南京熊猫电子股份有限公司 | General selling and recycling module control panel for automatic ticket selling and checking machine |
| CN105006024A (en) * | 2014-04-15 | 2015-10-28 | 北京仁康华丰科技有限公司 | Magnetic ticket module adaptation apparatus for automatic ticket checking device |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002199457A (en) * | 2000-12-27 | 2002-07-12 | Canon Inc | Wireless communication system, control method for the wireless communication system, and output/input management unit and output/input management system, and wireless communication terminal |
| HK1050067A1 (en) * | 2001-01-10 | 2003-06-06 | Nippon Signal Co Ltd | Contactless token and automatic fare collection system using the token |
| CN1783146A (en) * | 2004-09-14 | 2006-06-07 | 株式会社日立制作所 | Automatic ticket examination method, automatic ticket examination system, ticket vending device and automatic ticket examination device |
| CN1825359A (en) * | 2006-04-06 | 2006-08-30 | 刘秋元 | Prepayment, giving change IC card read-write device, smart card subsystem and paying method |
| JP2009252000A (en) * | 2008-04-08 | 2009-10-29 | Omron Corp | Station service device and method for entrance record transfer |
| CN201780607U (en) * | 2010-06-02 | 2011-03-30 | 周锡卫 | Identification policy railway ticket selling and checking system |
| CN202120364U (en) * | 2011-06-24 | 2012-01-18 | 北京兆维电子(集团)有限责任公司 | Ticket vending machine |
| CN202275341U (en) * | 2011-11-03 | 2012-06-13 | 山东超越数控电子有限公司 | Expansion board based on COM Express modules |
| KR20120077426A (en) * | 2010-12-30 | 2012-07-10 | 주식회사 포스코아이씨티 | Automatic fare correction with power saving function |
| CN202995822U (en) * | 2012-12-03 | 2013-06-12 | 高新现代智能系统股份有限公司 | An automatic fare collection system master control unit |
-
2012
- 2012-12-03 CN CN201210508811.3A patent/CN103035035B/en not_active Expired - Fee Related
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002199457A (en) * | 2000-12-27 | 2002-07-12 | Canon Inc | Wireless communication system, control method for the wireless communication system, and output/input management unit and output/input management system, and wireless communication terminal |
| HK1050067A1 (en) * | 2001-01-10 | 2003-06-06 | Nippon Signal Co Ltd | Contactless token and automatic fare collection system using the token |
| CN1783146A (en) * | 2004-09-14 | 2006-06-07 | 株式会社日立制作所 | Automatic ticket examination method, automatic ticket examination system, ticket vending device and automatic ticket examination device |
| CN1825359A (en) * | 2006-04-06 | 2006-08-30 | 刘秋元 | Prepayment, giving change IC card read-write device, smart card subsystem and paying method |
| JP2009252000A (en) * | 2008-04-08 | 2009-10-29 | Omron Corp | Station service device and method for entrance record transfer |
| CN201780607U (en) * | 2010-06-02 | 2011-03-30 | 周锡卫 | Identification policy railway ticket selling and checking system |
| KR20120077426A (en) * | 2010-12-30 | 2012-07-10 | 주식회사 포스코아이씨티 | Automatic fare correction with power saving function |
| CN202120364U (en) * | 2011-06-24 | 2012-01-18 | 北京兆维电子(集团)有限责任公司 | Ticket vending machine |
| CN202275341U (en) * | 2011-11-03 | 2012-06-13 | 山东超越数控电子有限公司 | Expansion board based on COM Express modules |
| CN202995822U (en) * | 2012-12-03 | 2013-06-12 | 高新现代智能系统股份有限公司 | An automatic fare collection system master control unit |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103578146A (en) * | 2013-10-29 | 2014-02-12 | 南京熊猫电子股份有限公司 | General selling and recycling module control panel for automatic ticket selling and checking machine |
| CN105006024A (en) * | 2014-04-15 | 2015-10-28 | 北京仁康华丰科技有限公司 | Magnetic ticket module adaptation apparatus for automatic ticket checking device |
| CN105006024B (en) * | 2014-04-15 | 2018-01-12 | 北京仁康华丰科技有限公司 | A kind of magnetic ticket module adaptive device for Automatic fare collection equipment |
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|---|---|
| CN103035035B (en) | 2015-07-01 |
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