CN216286250U - Industrial control system based on iMX8MN treater - Google Patents
Industrial control system based on iMX8MN treater Download PDFInfo
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- CN216286250U CN216286250U CN202122982825.6U CN202122982825U CN216286250U CN 216286250 U CN216286250 U CN 216286250U CN 202122982825 U CN202122982825 U CN 202122982825U CN 216286250 U CN216286250 U CN 216286250U
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Abstract
The utility model discloses an iMX8MN processor-based industrial control system, which comprises a machine detection module, a circuit detection module, a serial communication module, a camera, a central processing unit, a pulse generation circuit, a TFT (thin film transistor) liquid crystal touch display screen, an LED (light-emitting diode) indicator lamp and a power supply, wherein the machine detection module is connected with the circuit detection module; the machine detection module comprises a temperature sensor and a vibration sensor, and the circuit detection module comprises a voltage monitor, a current monitor and an overload monitor. The utility model realizes the multi-aspect monitoring of the machine, pre-warns the state of the machine, avoids the fault caused by untimely discovery, has accuracy and reliability in data transmission of the system and saves the labor cost at the same time.
Description
Technical Field
The utility model relates to the field of industrial monitoring, in particular to an industrial control system based on an iMX8MN processor.
Background
With the development of equipment informatization, the key tasks of key industries increasingly depend on industrial automation. At present, the traditional control system is a distributed control system, the performability and the visibility of the control system are poor, the problem can not be fed back in time, the efficiency is low, the application of the prior industrial multi-signal and multi-control-unit integral cooperation can not be met, and the networking communication capacity of industrial control equipment can not be realized, and a signal transmission mode generally adopts a one-to-one structure, so that the circuit connection is complex, the engineering cost is high, the maintenance is difficult, the signal transmission effect is not good, and the accuracy of the control operation is hindered.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the industrial control system based on the iMX8MN processor solves the problems of insufficient monitoring and insufficient monitoring accuracy in the prior art.
In order to achieve the purpose of the utility model, the utility model adopts the technical scheme that:
the industrial control system based on the iMX8MN processor is provided and comprises a machine detection module, a circuit detection module, a serial communication module, a camera, a central processing unit, a pulse generation circuit, a TFT (thin film transistor) liquid crystal touch display screen, an LED (light-emitting diode) indicator lamp and a power supply; the machine detection module comprises a temperature sensor and a vibration sensor, and the circuit detection module comprises a voltage monitor, a current monitor and an overload monitor;
the output end of the machine detection module is connected with the first input end of the central processing unit through the serial communication module; the output end of the circuit detection module is connected with the first input end of the central processing unit through the serial communication module; the output end of the camera is connected with the second input end of the central processing unit; the output end of the central processing unit is connected with the input end of the pulse generating circuit; the output end of the pulse generating circuit is respectively connected with the input end of the TFT liquid crystal touch display screen and the input end of the LED indicating lamp for power supply;
the power supply is used for supplying power to the machine detection module, the circuit detection module, the serial communication module, the camera, the central processing unit, the pulse generation circuit, the TFT liquid crystal touch display screen and the LED indicator lamp.
Further: the central processor comprises iMX8MN processor chips; iMX8 processor chip 8MN is connected to the PHY chip via an independent interface RGMII; iMX8 processor chip 8MN is connected with DM9000C chip through the first GPMI interface; iMX8 processor chip 8MN is connected with memory DDR 4; iMX8MN processor chip is connected with the first socket CN1 through two serial ports Uart and a standard interface RS 232; iMX8 processor chip 8MN is connected to the touch screen controller TSC2007 through a first I2C interface; iMX8 LCD backlight of the 8MN processor chip is set to PWM mode; iMX8 processor chip 8MN is connected to chip SN65DSI184 via display interface MIPI _ DSI; iMX8MN processor chip expands four ways USB Host 2.0 port through hub USB2514 of four interfaces; the PHY chip, the DM9000C chip, the touch screen controller TSC2007 chip and the chip SN65DSI184 are respectively connected with the first socket CN 1;
iMX8MN processor chip is connected to the real time clock chip ISL1208 via a second I2C interface; iMX8 processor chip 8MN is connected to two crystal oscillators; iMX8MN processor chip is connected with the second socket CN2 through 32 GPIO ports, 1 OTG/PCIe port, the first SPI port, the third I2C port and an SD/SDIO port; iMX8, connecting the processor chip eMMC chip with the processor chip 8 MN; iMX8 processor chip 8MN is connected to CH438Q chip through the second GPMI interface; iMX8MN processor chip is connected with MCP2518FD chip through the second SPI port; the real time clock chip ISL1208, the CH438Q chip and the MCP2518FD chip are respectively connected to the second socket CN 2.
Further: the first socket CN1 is provided with three columns A, B and C; the second socket CN2 is provided with three columns D, E and F; and each row is provided with 22 cores; the A column of the first insert row CN1 and the F column of the second insert row CN2 are arranged at two outer sides of the main board; the column C of the first bank CN1 and the column D of the second bank CN2 are disposed at both inner sides of the main board.
Further: two ports of the four USB Host 2.0 ports are connected with the first socket CN1, and the other two ports are connected with the second socket CN 2.
Further: iMX8 processor chip 8MN is connected to BD71847A power.
Further: the power supply includes a capacitor C1; two ends of the capacitor C1 are used as input ends of a power supply; one end of a capacitor C1 is connected with one end of the primary side of a transformer T1, the other end of the primary side of a transformer T1 is respectively connected with a grounding capacitor C2 and one end of a fuse F, and the other end of the fuse F is respectively connected with the cathode of a diode D1 and the anode of a diode D2; the other end of the capacitor C1 is connected with one end of a secondary side of a transformer T1, the other end of the secondary side of the transformer T1 is respectively connected with one end of a grounded capacitor C3 and one end of a resistor R1, and the other end of the resistor R1 is respectively connected with the cathode of a diode D4 and the anode of a diode D3;
the cathode of the diode D2 is respectively connected with the cathode of the diode D3, the anode of the grounded electrode capacitor C4, one end of the resistor R2 and one end of the first primary side of the transformer T2; the other end of the resistor R2 is connected with one end of a resistor R3; the other end of the resistor R3 is connected with one end of the second primary side of the transformer T2;
the anode of the diode D1 is respectively connected with the anode of the diode D4, one end of the resistor R4 and one end of the resistor R13, and is grounded; the other end of the resistor R4 is connected with one end of the capacitor C5; the other end of the capacitor C5 is respectively connected with the base electrode of the triode Q2, the negative electrode of the voltage stabilizing diode D7, one end of the resistor R9 and one end of the resistor R10; the other end of the resistor R9 is respectively connected with one end of a resistor R6 and the collector of the triode Q1; the emitter of the triode Q1 is respectively connected with the cathode of the zener diode D6 and one end of the resistor R7; the base electrode of the triode Q1 is connected with the sliding terminal of the rheostat VR; the first terminal of the rheostat VR is connected with one end of a resistor R5, and the other end of the resistor R5 is connected with the anode of the polar capacitor C6; the second terminal of the rheostat VR is connected with one end of the resistor R8; the other end of the resistor R5, the other end of the resistor R6 and the other end of the resistor R7 are respectively connected with the cathode of a diode D5, and the anode of the diode D5 is connected with one end of a third primary side of the transformer T2; the cathode of the active capacitor C6, the other end of the resistor R8, the anode of the voltage stabilizing diode D6 and the other end of the resistor R10 are respectively connected with the anode of the voltage stabilizing diode D7;
an emitter of the triode Q2 is connected with one end of the resistor R12; the other end of the resistor R12 is connected with the collector of the triode Q3; the base electrode of the triode Q3 is respectively connected with the collector electrode of the triode Q2 and one end of the resistor R11, and the other end of the resistor R11 is connected with the anode of the voltage stabilizing diode D7; an emitter of the triode Q3 is connected with the other end of the resistor R13;
the other end of the resistor R12 is respectively connected with the anode of the active capacitor C8 and the cathode of the diode D8; the anode of the diode D8 is connected with one end of the capacitor C7, the cathode of the diode D9 and the other end of the second primary side of the transformer T2 respectively; the other end of the capacitor C7 and the anode of the diode D9 are respectively connected with one end of a resistor R14; the negative electrode of the polar capacitor C8 is respectively connected with one end of the second primary side of the transformer T2 and the base electrode of the triode Q4; an emitter of the triode Q4 is connected with one end of the resistor R15; a collector of the triode Q4 is respectively connected with the other end of the first primary side of the transformer T2 and one end of the capacitor C9; the other end of the capacitor C9 is connected with one end of a resistor R16; the other end of the resistor R14, the other end of the resistor R15 and the other end of the resistor R16 are respectively connected with the other end of the resistor R13 and the other end of the third primary side of the transformer T2;
the other end of the third primary side of the transformer T2 is connected with one end of a capacitor C10 and one end of a resistor R17 respectively; the other end of the capacitor C10 and the other end of the resistor R17 are respectively connected with one end of a first secondary side of the transformer T2 and are grounded; the other end of the first secondary side of the transformer T2 is respectively connected with one end of a resistor R18, one end of a capacitor C13 and the anode of a diode D10; the other end of the resistor R18 is connected with one end of the capacitor C11; the cathode of the diode D10, the other end of the capacitor C13 and the other end of the capacitor C11 are respectively connected with the anode of the grounded electrode capacitor C12, connected with the grounded resistor R19 and used as a first output end of a power supply, and the output voltage is 50V;
one end of a second secondary side of the transformer T2 is connected with one end of the capacitor C15 and the anode of the diode D11, and the other end of the second secondary side of the transformer T2 is grounded; the other end of the capacitor C15 is respectively connected with the cathode of the diode D11, the anode of the grounded electrode capacitor C14, one end of a grounded resistor R20 and one end of a resistor R21; the other end of the resistor R21 is connected with the cathode of the grounding voltage stabilizing diode D12 and is used as a second output end of the power supply, and the output voltage is 5V.
The utility model has the beneficial effects that:
1. according to the utility model, the temperature of the machine is obtained through the temperature sensor of the machine detection module, once the temperature is too high, the corresponding LED indicator light is turned on, and an operator can adjust the working mode on the TFT liquid crystal touch display screen through the condition of the indicator light or switch the machine according to the indicator light; the vibration state of the machine is obtained through a vibration sensor of the machine detection module, once the vibration is abnormal, a corresponding LED indicating lamp is turned on, and a TFT liquid crystal touch display screen displays specific data, so that an operator can judge whether the machine is not placed in balance or loosened according to a display result and carry out corresponding adjustment;
2. the voltage monitor, the current monitor and the overload monitor of the machine detection module are used for acquiring the voltage and current states of related circuits when the machine works so as to prevent the machine from being damaged or burnt out due to the conditions of overlarge voltage, short circuit or overlarge power during working;
3. the central processing unit is arranged at the indoor machine end, and the TFT liquid crystal touch display screen can be arranged outdoors, so that geographical dispersion is realized, and the control operation is convenient;
4. the utility model can acquire the image information of the indoor machine end by combining the camera, and can monitor more comprehensively;
5. the system has the advantages of rich interfaces of the central processing unit, various functions, high integration level and wide application range, has accuracy and reliability in system data transmission, and saves labor cost.
Drawings
FIG. 1 is a system diagram of the present invention;
FIG. 2 is a logic diagram of iMX8MN processor;
FIG. 3 is a block diagram of the location of the iMX8MN processor of the present invention;
FIG. 4 is a power supply circuit diagram of the present invention;
FIG. 5 is a diagram of column A pins of the iMX8MN processor of the present invention;
FIG. 6 is a B-column pin diagram of the iMX8MN processor of the present invention;
FIG. 7 is a C-bank pin diagram of the iMX8MN processor of the present invention;
FIG. 8 is a D-column pin diagram of the iMX8MN processor of the present invention;
FIG. 9 is a diagram of the E column pin of the iMX8MN processor of the present invention;
FIG. 10 is a view of the pins in column F of the iMX8MN processor of the present invention.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and it will be apparent to those skilled in the art that various changes may be made without departing from the spirit and scope of the utility model as defined and defined in the appended claims, and all matters produced by the utility model using the inventive concept are protected.
As shown in FIG. 1, the iMX8MN processor-based industrial control system comprises a machine detection module, a circuit detection module, a serial communication module, a camera, a central processing unit, a pulse generation circuit, a TFT liquid crystal touch display screen, an LED indicator light and a power supply; the machine detection module comprises a temperature sensor and a vibration sensor, and the circuit detection module comprises a voltage monitor, a current monitor and an overload monitor;
the output end of the machine detection module is connected with the first input end of the central processing unit through the serial communication module; the output end of the circuit detection module is connected with the first input end of the central processing unit through the serial communication module; the output end of the camera is connected with the second input end of the central processing unit; the output end of the central processing unit is connected with the input end of the pulse generating circuit; the output end of the pulse generating circuit is respectively connected with the input end of the TFT liquid crystal touch display screen and the input end of the LED indicating lamp for power supply;
the power supply is used for supplying power to the machine detection module, the circuit detection module, the serial communication module, the camera, the central processing unit, the pulse generation circuit, the TFT liquid crystal touch display screen and the LED indicator lamp.
As shown in fig. 2 and 3, the central processor includes iMX8MN processor chips; iMX8 processor chip 8MN is connected to the PHY chip via an independent interface RGMII; iMX8 processor chip 8MN is connected with DM9000C chip through the first GPMI interface; iMX8 processor chip 8MN is connected with memory DDR 4; iMX8MN processor chip is connected with the first socket CN1 through two serial ports Uart and a standard interface RS 232; iMX8 processor chip 8MN is connected to the touch screen controller TSC2007 through a first I2C interface; iMX8 LCD backlight of the 8MN processor chip is set to PWM mode; iMX8 processor chip 8MN is connected to chip SN65DSI184 via display interface MIPI _ DSI; iMX8MN processor chip expands four ways USB Host 2.0 port through hub USB2514 of four interfaces; the PHY chip, the DM9000C chip, the touch screen controller TSC2007 chip and the chip SN65DSI184 are respectively connected with the first socket CN 1;
iMX8MN processor chip is connected to the real time clock chip ISL1208 via a second I2C interface; iMX8 processor chip 8MN is connected to two crystal oscillators; iMX8MN processor chip is connected with the second socket CN2 through 32 GPIO ports, 1 OTG/PCIe port, the first SPI port, the third I2C port and an SD/SDIO port; iMX8, connecting the processor chip eMMC chip with the processor chip 8 MN; iMX8 processor chip 8MN is connected to CH438Q chip through the second GPMI interface; iMX8MN processor chip is connected with MCP2518FD chip through the second SPI port; the real time clock chip ISL1208, the CH438Q chip and the MCP2518FD chip are respectively connected to the second socket CN 2.
The first socket CN1 is provided with three columns A, B and C; the second socket CN2 is provided with three columns D, E and F; and each row is provided with 22 cores; the A column of the first insert row CN1 and the F column of the second insert row CN2 are arranged at two outer sides of the main board; the column C of the first bank CN1 and the column D of the second bank CN2 are disposed at both inner sides of the main board.
Two ports of the four USB Host 2.0 ports are connected with the first socket CN1, and the other two ports are connected with the second socket CN 2.
iMX8 processor chip 8MN is connected to BD71847A power.
As shown in fig. 4, the power supply includes a capacitor C1; two ends of the capacitor C1 are used as input ends of a power supply; one end of a capacitor C1 is connected with one end of the primary side of a transformer T1, the other end of the primary side of a transformer T1 is respectively connected with a grounding capacitor C2 and one end of a fuse F, and the other end of the fuse F is respectively connected with the cathode of a diode D1 and the anode of a diode D2; the other end of the capacitor C1 is connected with one end of a secondary side of a transformer T1, the other end of the secondary side of the transformer T1 is respectively connected with one end of a grounded capacitor C3 and one end of a resistor R1, and the other end of the resistor R1 is respectively connected with the cathode of a diode D4 and the anode of a diode D3;
the cathode of the diode D2 is respectively connected with the cathode of the diode D3, the anode of the grounded electrode capacitor C4, one end of the resistor R2 and one end of the first primary side of the transformer T2; the other end of the resistor R2 is connected with one end of a resistor R3; the other end of the resistor R3 is connected with one end of the second primary side of the transformer T2;
the anode of the diode D1 is respectively connected with the anode of the diode D4, one end of the resistor R4 and one end of the resistor R13, and is grounded; the other end of the resistor R4 is connected with one end of the capacitor C5; the other end of the capacitor C5 is respectively connected with the base electrode of the triode Q2, the negative electrode of the voltage stabilizing diode D7, one end of the resistor R9 and one end of the resistor R10; the other end of the resistor R9 is respectively connected with one end of a resistor R6 and the collector of the triode Q1; the emitter of the triode Q1 is respectively connected with the cathode of the zener diode D6 and one end of the resistor R7; the base electrode of the triode Q1 is connected with the sliding terminal of the rheostat VR; the first terminal of the rheostat VR is connected with one end of a resistor R5, and the other end of the resistor R5 is connected with the anode of the polar capacitor C6; the second terminal of the rheostat VR is connected with one end of the resistor R8; the other end of the resistor R5, the other end of the resistor R6 and the other end of the resistor R7 are respectively connected with the cathode of a diode D5, and the anode of the diode D5 is connected with one end of a third primary side of the transformer T2; the cathode of the active capacitor C6, the other end of the resistor R8, the anode of the voltage stabilizing diode D6 and the other end of the resistor R10 are respectively connected with the anode of the voltage stabilizing diode D7;
an emitter of the triode Q2 is connected with one end of the resistor R12; the other end of the resistor R12 is connected with the collector of the triode Q3; the base electrode of the triode Q3 is respectively connected with the collector electrode of the triode Q2 and one end of the resistor R11, and the other end of the resistor R11 is connected with the anode of the voltage stabilizing diode D7; an emitter of the triode Q3 is connected with the other end of the resistor R13;
the other end of the resistor R12 is respectively connected with the anode of the active capacitor C8 and the cathode of the diode D8; the anode of the diode D8 is connected with one end of the capacitor C7, the cathode of the diode D9 and the other end of the second primary side of the transformer T2 respectively; the other end of the capacitor C7 and the anode of the diode D9 are respectively connected with one end of a resistor R14; the negative electrode of the polar capacitor C8 is respectively connected with one end of the second primary side of the transformer T2 and the base electrode of the triode Q4; an emitter of the triode Q4 is connected with one end of the resistor R15; a collector of the triode Q4 is respectively connected with the other end of the first primary side of the transformer T2 and one end of the capacitor C9; the other end of the capacitor C9 is connected with one end of a resistor R16; the other end of the resistor R14, the other end of the resistor R15 and the other end of the resistor R16 are respectively connected with the other end of the resistor R13 and the other end of the third primary side of the transformer T2;
the other end of the third primary side of the transformer T2 is connected with one end of a capacitor C10 and one end of a resistor R17 respectively; the other end of the capacitor C10 and the other end of the resistor R17 are respectively connected with one end of a first secondary side of the transformer T2 and are grounded; the other end of the first secondary side of the transformer T2 is respectively connected with one end of a resistor R18, one end of a capacitor C13 and the anode of a diode D10; the other end of the resistor R18 is connected with one end of the capacitor C11; the cathode of the diode D10, the other end of the capacitor C13 and the other end of the capacitor C11 are respectively connected with the anode of the grounded electrode capacitor C12, connected with the grounded resistor R19 and used as a first output end of a power supply, and the output voltage is 50V;
one end of a second secondary side of the transformer T2 is connected with one end of the capacitor C15 and the anode of the diode D11, and the other end of the second secondary side of the transformer T2 is grounded; the other end of the capacitor C15 is respectively connected with the cathode of the diode D11, the anode of the grounded electrode capacitor C14, one end of a grounded resistor R20 and one end of a resistor R21; the other end of the resistor R21 is connected with the cathode of the grounding voltage stabilizing diode D12 and is used as a second output end of the power supply, and the output voltage is 5V.
The utility model takes iMX8MN processor chip as core, utilizes inherent data bus interface to connect DDR4, eMMC, network PHY chip, and designs LVDS display conversion circuit. Since the iMX8MN processor chip does not support a touch screen interface, a separate resistive touch screen control chip is extended using the I2C bus. iMX8 the 8MN processor chip only supports the MIPI display interface, thus adding a MIPI to LVDS circuit. Aiming at the problem that iMX8MN processor chip communication interfaces are few, the network port, the serial port and the CAN bus interface are expanded through a special chip. Considering the requirement of multiple USB ports in practical application, four paths of USB2.0 HOST ports are expanded through the USB HUB chip.
As shown in fig. 5 to 7, the first socket CN1 mainly includes an ethernet interface, an asynchronous serial port, a USB Host interface, a display interface, and the like. The display interface supports 1-path or 2-path LVDS signal output according to different configurations. For a touch screen, iMX8MN processor chip supports a resistive touch screen or capacitive touch screen interface option.
As shown in fig. 8 to 10, the pins of the first socket CN2 have general digital IO and multiple serial ports as their basic functions.
According to the utility model, the temperature of the machine is obtained through the temperature sensor of the machine detection module, once the temperature is too high, the corresponding LED indicator light is turned on, and an operator can adjust the working mode on the TFT liquid crystal touch display screen through the condition of the indicator light or switch the machine according to the indicator light; the vibration state of the machine is obtained through a vibration sensor of the machine detection module, once the vibration is abnormal, a corresponding LED indicating lamp is turned on, and a TFT liquid crystal touch display screen displays specific data, so that an operator can judge whether the machine is not placed in balance or loosened according to a display result and carry out corresponding adjustment;
the voltage monitor, the current monitor and the overload monitor of the machine detection module are used for acquiring the voltage and current states of related circuits when the machine works so as to prevent the machine from being damaged or burnt out due to the conditions of overlarge voltage, short circuit or overlarge power during working;
the central processing unit is arranged at the indoor machine end, and the TFT liquid crystal touch display screen can be arranged outdoors, so that geographical dispersion is realized, and the control operation is convenient;
the utility model can acquire the image information of the indoor machine end by combining the camera, and can monitor more comprehensively;
the system has the advantages of rich interfaces of the central processing unit, various functions, high integration level and wide application range, has accuracy and reliability in system data transmission, and saves labor cost.
Claims (6)
1. An iMX 8-8 MN processor-based industrial control system, comprising: the device comprises a machine detection module, a circuit detection module, a serial communication module, a camera, a central processing unit, a pulse generation circuit, a TFT liquid crystal touch display screen, an LED indicator light and a power supply; the machine detection module comprises a temperature sensor and a vibration sensor, and the circuit detection module comprises a voltage monitor, a current monitor and an overload monitor;
the output end of the machine detection module is connected with the first input end of the central processing unit through the serial communication module; the output end of the circuit detection module is connected with the first input end of the central processing unit through the serial communication module; the output end of the camera is connected with the second input end of the central processing unit; the output end of the central processing unit is connected with the input end of the pulse generating circuit; the output end of the pulse generating circuit is respectively connected with the input end of the TFT liquid crystal touch display screen and the input end of the LED indicating lamp for power supply;
the power supply is used for supplying power to the machine detection module, the circuit detection module, the serial communication module, the camera, the central processing unit, the pulse generation circuit, the TFT liquid crystal touch display screen and the LED indicator lamp.
2. The iMX 8-8 MN processor-based industrial control system of claim 1, wherein: the central processor comprises an iMX8MN processor chip; the iMX8MN processor chip is connected to the PHY chip through an independent interface RGMII; the iMX8MN processor chip is connected with the DM9000C chip through a first GPMI interface; the iMX8MN processor chip is connected with a memory DDR 4; the iMX8MN processor chip is respectively connected with the first socket CN1 through two serial ports Uart and a standard interface RS 232; the iMX8MN processor chip is connected with a touch screen controller TSC2007 through a first I2C interface; the LCD backlight of the iMX8MN processor chip is set to PWM mode; the iMX8MN processor chip is connected with the SN65DSI184 through a display interface MIPI _ DSI; the iMX8MN processor chip expands a four-way USB Host 2.0 port through a hub USB2514 with four interfaces; the PHY chip, the DM9000C chip, the touch screen controller TSC2007 chip and the chip SN65DSI184 are respectively connected with the first socket CN 1;
the iMX8MN processor chip is connected with the real-time clock chip ISL1208 through a second I2C interface; the iMX8MN processor chip is connected with two crystal oscillators; the iMX8MN processor chip is connected with a second socket CN2 through 32 GPIO ports, 1 OTG/PCIe port, a first SPI port, a third I2C port and an SD/SDIO port respectively; the iMX8MN processor chip eMMC chip is connected; the iMX8MN processor chip is connected with the CH438Q chip through a second GPMI interface; the iMX8MN processor chip is connected with the MCP2518FD chip through a second SPI port; the real-time clock chip ISL1208, the CH438Q chip and the MCP2518FD chip are respectively connected with the second socket CN 2.
3. The iMX 8-8 MN processor-based industrial control system of claim 2, wherein: the first socket CN1 is provided with three columns A, B and C; the second socket CN2 is provided with three columns D, E and F; and each row is provided with 22 cores; the column A of the first socket CN1 and the column F of the second socket CN2 are arranged on two outer sides of the main board; the row C of the first socket CN1 and the row D of the second socket CN2 are disposed on two inner sides of the main board.
4. The iMX 8-8 MN processor-based industrial control system of claim 2, wherein: two ports of the four USB Host 2.0 ports are connected with a first socket CN1, and the other two ports are connected with a second socket CN 2.
5. The iMX 8-8 MN processor-based industrial control system of claim 2, wherein: the iMX8MN processor chip is connected to a BD71847A power supply.
6. The iMX 8-8 MN processor-based industrial control system of claim 1, wherein: the power supply comprises a capacitor C1; two ends of the capacitor C1 are used as input ends of a power supply; one end of the capacitor C1 is connected with one end of the primary side of the transformer T1, the other end of the primary side of the transformer T1 is respectively connected with the grounding capacitor C2 and one end of the fuse F, and the other end of the fuse F is respectively connected with the cathode of the diode D1 and the anode of the diode D2; the other end of the capacitor C1 is connected with one end of a secondary side of a transformer T1, the other end of the secondary side of the transformer T1 is respectively connected with one end of a grounded capacitor C3 and one end of a resistor R1, and the other end of the resistor R1 is respectively connected with the cathode of a diode D4 and the anode of a diode D3;
the cathode of the diode D2 is respectively connected with the cathode of the diode D3, the anode of the grounded electrode capacitor C4, one end of the resistor R2 and one end of the first primary side of the transformer T2; the other end of the resistor R2 is connected with one end of a resistor R3; the other end of the resistor R3 is connected with one end of a second primary side of the transformer T2;
the anode of the diode D1 is respectively connected with the anode of the diode D4, one end of the resistor R4 and one end of the resistor R13, and is grounded; the other end of the resistor R4 is connected with one end of a capacitor C5; the other end of the capacitor C5 is respectively connected with the base electrode of the triode Q2, the negative electrode of the voltage stabilizing diode D7, one end of the resistor R9 and one end of the resistor R10; the other end of the resistor R9 is respectively connected with one end of a resistor R6 and the collector of the triode Q1; the emitting electrode of the triode Q1 is respectively connected with the cathode of a voltage stabilizing diode D6 and one end of a resistor R7; the base electrode of the triode Q1 is connected with the sliding terminal of the rheostat VR; the first terminal of the rheostat VR is connected with one end of a resistor R5, and the other end of the resistor R5 is connected with the anode of an active capacitor C6; the second terminal of the rheostat VR is connected with one end of a resistor R8; the other end of the resistor R5, the other end of the resistor R6 and the other end of the resistor R7 are respectively connected with the cathode of a diode D5, and the anode of the diode D5 is connected with one end of a third primary side of a transformer T2; the cathode of the active capacitor C6, the other end of the resistor R8, the anode of the voltage stabilizing diode D6 and the other end of the resistor R10 are respectively connected with the anode of the voltage stabilizing diode D7;
an emitter of the triode Q2 is connected with one end of a resistor R12; the other end of the resistor R12 is connected with the collector of a triode Q3; the base electrode of the triode Q3 is respectively connected with the collector electrode of the triode Q2 and one end of a resistor R11, and the other end of the resistor R11 is connected with the anode of a voltage stabilizing diode D7; an emitter of the triode Q3 is connected with the other end of the resistor R13;
the other end of the resistor R12 is respectively connected with the anode of the active capacitor C8 and the cathode of the diode D8; the anode of the diode D8 is respectively connected with one end of the capacitor C7, the cathode of the diode D9 and the other end of the second primary side of the transformer T2; the other end of the capacitor C7 and the anode of the diode D9 are respectively connected with one end of a resistor R14; the negative electrode of the polar capacitor C8 is respectively connected with one end of a second primary side of the transformer T2 and the base electrode of the triode Q4; an emitter of the triode Q4 is connected with one end of a resistor R15; a collector of the triode Q4 is respectively connected with the other end of the first primary side of the transformer T2 and one end of the capacitor C9; the other end of the capacitor C9 is connected with one end of a resistor R16; the other end of the resistor R14, the other end of the resistor R15 and the other end of the resistor R16 are respectively connected with the other end of the resistor R13 and connected with the other end of the third primary side of the transformer T2;
the other end of the third primary side of the transformer T2 is connected with one end of a capacitor C10 and one end of a resistor R17 respectively; the other end of the capacitor C10 and the other end of the resistor R17 are respectively connected with one end of a first secondary side of the transformer T2 and are grounded; the other end of the first secondary side of the transformer T2 is respectively connected with one end of a resistor R18, one end of a capacitor C13 and the anode of a diode D10; the other end of the resistor R18 is connected with one end of a capacitor C11; the cathode of the diode D10, the other end of the capacitor C13 and the other end of the capacitor C11 are respectively connected with the anode of the grounded electrode capacitor C12, connected with the grounded resistor R19 and used as a first output end of a power supply, and the output voltage is 50V;
one end of a second secondary side of the transformer T2 is connected with one end of a capacitor C15 and the anode of a diode D11, and the other end of the second secondary side of the transformer T2 is grounded; the other end of the capacitor C15 is respectively connected with the cathode of the diode D11, the anode of the grounded electrode capacitor C14, one end of a grounded resistor R20 and one end of a resistor R21; the other end of the resistor R21 is connected with the cathode of the grounding voltage stabilizing diode D12 and is used as a second output end of the power supply, and the output voltage is 5V.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202122982825.6U CN216286250U (en) | 2021-11-30 | 2021-11-30 | Industrial control system based on iMX8MN treater |
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| CN202122982825.6U CN216286250U (en) | 2021-11-30 | 2021-11-30 | Industrial control system based on iMX8MN treater |
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| CN216286250U true CN216286250U (en) | 2022-04-12 |
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| CN202122982825.6U Active CN216286250U (en) | 2021-11-30 | 2021-11-30 | Industrial control system based on iMX8MN treater |
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