CN113268022A - Method for information processing of detonator by using STM32H7 single chip microcomputer - Google Patents
Method for information processing of detonator by using STM32H7 single chip microcomputer Download PDFInfo
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- CN113268022A CN113268022A CN202110501064.XA CN202110501064A CN113268022A CN 113268022 A CN113268022 A CN 113268022A CN 202110501064 A CN202110501064 A CN 202110501064A CN 113268022 A CN113268022 A CN 113268022A
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- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000010365 information processing Effects 0.000 title claims description 10
- 238000004891 communication Methods 0.000 claims abstract description 62
- 238000005474 detonation Methods 0.000 claims abstract description 43
- 239000003999 initiator Substances 0.000 claims abstract description 22
- 238000012545 processing Methods 0.000 claims abstract description 17
- 230000000977 initiatory effect Effects 0.000 claims abstract description 14
- 230000003321 amplification Effects 0.000 claims description 13
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 13
- 230000000087 stabilizing effect Effects 0.000 claims description 7
- 238000004458 analytical method Methods 0.000 claims description 6
- 238000004880 explosion Methods 0.000 abstract description 2
- 238000013461 design Methods 0.000 description 3
- 229910001416 lithium ion Inorganic materials 0.000 description 3
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 239000003990 capacitor Substances 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/04—Programme control other than numerical control, i.e. in sequence controllers or logic controllers
- G05B19/042—Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
- G05B19/0423—Input/output
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F42—AMMUNITION; BLASTING
- F42D—BLASTING
- F42D1/00—Blasting methods or apparatus, e.g. loading or tamping
- F42D1/04—Arrangements for ignition
- F42D1/045—Arrangements for electric ignition
- F42D1/05—Electric circuits for blasting
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/20—Pc systems
- G05B2219/25—Pc structure of the system
- G05B2219/25257—Microcontroller
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
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Abstract
The invention relates to the technical field of civil explosion, and particularly discloses a method for processing information by using an STM32H7 single chip microcomputer by an initiator, wherein the initiator performs communication control on the initiation process of an electronic detonator, and the method comprises the following steps: the communication information of the electronic detonator is acquired through an ADC acquisition circuit integrated in an STM32H7 single chip microcomputer, and the STM32H7 single chip microcomputer is used as a main control chip and arranged in an initiation circuit of the initiator; and determining whether the communication information is a feedback signal of communication control through the STM32H7 singlechip, and processing the information according to the feedback signal. The detonation circuit of the detonator provided by the embodiment of the invention adopts one of the STM32H7 single-chip microcomputers as a main control chip, a plurality of single-chip microcomputers do not need to work cooperatively, and a 16-bit high-speed ADC acquisition circuit integrated in the STM32H7 single-chip microcomputer is adopted to perform feedback acquisition of communication control, so that the system of the detonation circuit is simplified, and meanwhile, the stability of the system and the identification precision of acquired signals are increased.
Description
Technical Field
The invention relates to the technical field of civil explosion, in particular to a method for processing information by using an STM32H7 single chip microcomputer of an initiator.
Background
At present, because the real-time performance required by the communication of the electronic detonator is high, the process of controlling the detonation of the electronic detonator by the detonation circuit of the detonator needs two single-chip microcomputers to work coordinately, the complexity of the cooperative work of the detonation circuit is increased, in addition, the acquisition precision of an ADC (analog-to-digital converter) of the communication control single-chip microcomputer used by the current detonator is only 12 bits, and the amplification factor of an operational amplifier circuit used by a front-end circuit of the acquisition circuit connected with the single-chip microcomputers is fixed and unchanged after the design is finished, so that the detonation circuit of the current detonator has the following problems: 1. the multiple single-chip microcomputers work cooperatively, so that the system is complex and has low maintainability; 2. the acquisition circuit has low precision and insufficient resolution; 3. the amplification factor of the acquisition circuit is fixed, the circuit is complex, and the system flexibility is low.
Disclosure of Invention
The embodiment of the invention provides a method for processing information by using an STM32H7 single chip microcomputer of an initiator, which is used for solving the problems of low system complexity and maintainability, low acquisition circuit precision and insufficient resolution caused by the fact that a plurality of single chip microcomputers need to work cooperatively in an initiation circuit of the initiator in the prior art.
According to one aspect of the invention, the method for processing information by using the STM32H7 single chip microcomputer through the initiator is provided, and the initiator is used for carrying out communication control on the initiation process of the electronic detonator, and comprises the following steps:
the communication information of the electronic detonator is acquired through an ADC acquisition circuit integrated in an STM32H7 single chip microcomputer, and the STM32H7 single chip microcomputer is used as a main control chip and arranged in the detonation circuit of the detonator;
and determining whether the communication information is a feedback signal of the communication control through the STM32H7 singlechip, and processing information according to the feedback signal.
The embodiment of the invention has the beneficial effects that: the detonation circuit of the detonator adopts one of STM32H7 singlechips as a main control chip, does not need a plurality of singlechips to work in coordination, adopts the 16bit high-speed ADC acquisition circuit of STM32H7 singlechip internal integration to carry out communication control's feedback collection, when having simplified the detonation circuit system, has increased system stability and acquisition signal recognition accuracy.
On the basis of the technical scheme, the invention can be further improved as follows.
Optionally, the detonation circuit comprises a power supply, a voltage stabilizing circuit, a booster circuit and a detonator communication drive circuit; the setting mode that the STM32H7 single chip microcomputer serving as a main control chip is arranged in the detonation circuit of the detonator is as follows:
one output end of the power supply is electrically connected with the booster circuit and the detonator communication drive circuit in sequence, the other output end of the power supply is electrically connected with the STM32H7 singlechip through the voltage stabilizing circuit, and the booster circuit and the detonator communication drive circuit are respectively and electrically connected with the STM32H7 singlechip.
Optionally, the determining, by the STM32H7 single chip microcomputer, whether the communication information is a feedback signal of the communication control includes:
acquiring a preset communication analysis algorithm;
controlling an analog-digital converter of an ADC acquisition circuit to convert the communication information in an analog quantity form into communication numerical information in a digital quantity form through a DMA controller in the STM32H7 singlechip;
and determining whether the communication information is a feedback signal of the communication control according to the communication analysis algorithm and the communication numerical information.
Optionally, the feedback signal includes operating parameter information of the electronic detonator and detonation control information of the detonator to the electronic detonator.
Optionally, when the operating parameter information is a voltage signal of the electronic detonator, the processing of information according to the feedback signal includes:
the voltage signals with different signal strengths are identified through a programmable amplification factor operational amplifier circuit integrated in the STM32H7 single chip microcomputer, and the amplification factors are adjusted according to the signal strengths of the voltage signals.
Optionally, when the detonation control information is information for obtaining a detonation right, the information processing is performed according to the feedback signal, and the method further includes:
and boosting control is carried out on the booster circuit through a DAC digital-to-analog converter and a preset external operational amplifier circuit which are integrated in the STM32H7 singlechip, so that the booster circuit reaches the detonation voltage of the electronic detonator.
Optionally, the boost circuit is provided with an output voltage feedback circuit;
then the step-up circuit is subjected to step-up control through a DAC digital-to-analog converter and a preset external operational amplifier circuit integrated inside the STM32H7 single chip microcomputer, and the step-up control includes:
the STM32H7 single chip microcomputer changes the output voltage of the DAC according to the voltage value of the detonation voltage by changing the size of numerical value information for boosting control stored in a register of the DAC;
and adjusting the output voltage of the DAC digital-to-analog converter to the output voltage feedback circuit of the boosting circuit through the external operational amplifier circuit so as to enable the boosting circuit to reach the detonation voltage.
Optionally, the detonation circuit further includes: the device comprises a card reader module, a key scanning circuit, a memory, a display module, a wireless communication module, a positioning module and a bus transceiving drive circuit which are respectively and electrically connected with the STM32H7 singlechip.
The embodiment of the invention has the beneficial effects that: after the detonation circuit adopts the STM32H7 singlechip as the main control chip, need not a plurality of singlechip cooperative work, can also be fixed according to the amplification factor of the intensity adjustment operational amplifier circuit of feedback signal, when having simplified the detonation circuit system, increased system stability and acquisition signal recognition accuracy, strengthened the system flexibility.
The foregoing description is only an overview of the technical solutions of the present invention, and the embodiments of the present invention are described below in order to make the technical means of the present invention more clearly understood and to make the above and other objects, features, and advantages of the present invention more clearly understandable.
Drawings
Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The drawings are only for purposes of illustrating the preferred embodiments and are not to be construed as limiting the invention. Also, like reference numerals are used to refer to like parts throughout the drawings. In the drawings:
fig. 1 is a schematic flow chart of a method for processing information by using an STM32H7 single chip microcomputer in an initiator according to an embodiment of the present invention;
FIG. 2 is a flowchart illustrating an embodiment of step S12 in FIG. 1;
FIG. 3 is a schematic flow chart of the boosting control of the STM32H7 single chip microcomputer;
fig. 4 is a schematic structural diagram of the detonation circuit when the STM32H7 single chip microcomputer is used as a main control chip.
In the figure: the system comprises a 1-STM32H7 single chip microcomputer, a 2-card reader module, a 3-key scanning circuit, a 4-memory, a 5-display screen, a 6-wireless communication module, a 7-positioning module, an 8-bus transceiving driving circuit, a 9-voltage stabilizing circuit, a 10-battery charging circuit, a 11-lithium ion battery, a 12-booster circuit and a 13-detonator communication driving module.
Detailed Description
Exemplary embodiments of the present disclosure will be described in more detail below with reference to the accompanying drawings. While exemplary embodiments of the present disclosure are shown in the drawings, it should be understood that the present disclosure may be embodied in various forms and should not be limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art.
Referring to fig. 1-4, an embodiment of the present invention provides a method for an initiator to perform information processing by using an STM32H7 single chip microcomputer 1, where the STM32H7 single chip microcomputer 1 is one of STM32H7 series single chip microcomputers, and the initiator performs communication control on a detonation process of an electronic detonator, including the following steps:
step S11: the communication information of the electronic detonator is acquired through an ADC acquisition circuit integrated in the STM32H7 single chip microcomputer 1, and the STM32H7 single chip microcomputer 1 is used as a main control chip and arranged in an initiation circuit of the initiator;
step S12: the single chip microcomputer 1 determines whether the communication information is a feedback signal for communication control through the STM32H7, and performs information processing according to the feedback signal.
Specifically, in step S12, the STM32H7 single chip microcomputer 1 determines whether the communication information is a feedback signal for communication control, and the method includes the following steps:
step S121: acquiring a preset communication analysis algorithm;
step S122: the DMA controller in the STM32H7 singlechip 1 controls an analog-digital converter of an ADC acquisition circuit to convert the communication information in the form of analog quantity into communication numerical information in the form of digital quantity;
step S123: and determining whether the communication information is a feedback signal of communication control according to the communication analysis algorithm and the communication numerical information.
The detonation circuit of the detonator in the embodiment of the invention adopts one of the STM32H7 singlechips 1 as a main control chip, a plurality of singlechips do not need to work cooperatively, and a 16-bit high-speed ADC acquisition circuit integrated in the STM32H7 singlechip 1 is adopted to perform feedback acquisition of communication control, so that the detonation circuit system is simplified, and meanwhile, the system stability and the acquired signal identification precision are increased.
In the embodiment of the present invention, the initiation circuit includes a power supply, that is, a 7.4V lithium ion battery 11 shown in fig. 4, a battery charging circuit 10, a 3.3V voltage stabilizing circuit 9, a voltage boosting circuit 1212, and a detonator communication driving circuit 13 are provided at an input end of the 7.4V lithium ion battery 11, and then the specific setting mode that the STM32H7 single chip 1 as a main control chip is arranged in the initiation circuit of the initiator is as follows: one output end of a power supply is electrically connected with the booster circuit 1212 and the detonator communication drive circuit 13 in sequence, the other output end of the power supply is electrically connected with the STM32H7 singlechip 1 through the voltage stabilizing circuit 9, and the booster circuit 1212 and the detonator communication drive circuit 13 are respectively and electrically connected with the STM32H7 singlechip 1. Optionally, the initiation circuit in the embodiment of the present invention further includes: the device comprises a card reader module 2, a key scanning circuit 3, a memory 4, a display screen 5, a wireless communication module 6 (such as Bluetooth or WIFI) and the like), a positioning module 7 and a bus transceiving drive circuit 8 which are respectively electrically connected with an STM32H7 singlechip 1.
In the embodiment of the present invention, the feedback signal includes working parameter information of the electronic detonator (including, but not limited to, a working voltage value, an energy storage capacitor capacity, and the like of a main control chip on the electronic detonator control module) and initiation control information of the initiator to the electronic detonator (including information that the initiation control process obtains initiation authority, it should be noted that the initiation control process of the initiator to the electronic detonator is a technique known to those skilled in the art). Specifically, when the operating parameter information of the electronic detonator is a voltage signal, in step S12, the information processing is performed according to the feedback signal, and includes: the programmable amplification factor operational amplifier circuit integrated in the STM32H7 single chip microcomputer 1 identifies voltage signals with different signal strengths, and performs amplification factor adjustment according to the signal strength of the voltage signals, so that the problems that in the prior art, the amplification factor of an acquisition circuit is fixed, the circuit is complex, the flexibility of the system is low are solved, and the design of a detonation circuit system is simplified. Next, when the detonation control information is information for acquiring the detonation right, in step S12, the method performs information processing based on the feedback signal, and further includes: according to the information of the obtained detonation authority, the voltage boosting circuit 12 is subjected to voltage boosting control through a DAC digital-to-analog converter and a preset external operational amplifier circuit which are integrated in the STM32H7 single chip microcomputer 1, so that the voltage boosting circuit 12 reaches the detonation voltage of the electronic detonator. The booster circuit 12 is provided with an output voltage feedback circuit, and the booster circuit 12 is subjected to boost control through a DAC digital-to-analog converter integrated in the STM32H7 singlechip 1 and a preset external operational amplifier circuit, and the method comprises the following steps:
step S21: the STM32H7 singlechip 1 changes the output voltage of the DAC according to the voltage value of the detonation voltage by changing the size of numerical value information for boosting control stored in a register of the DAC;
step S22: the output voltage of the DAC digital-analog converter is adjusted by an external operational amplifier circuit to an output voltage feedback circuit of the booster circuit 12, so that the booster circuit 12 reaches the detonation voltage.
According to the detonation circuit disclosed by the embodiment of the invention, after the STM32H7 single chip microcomputer 1 is adopted as a main control chip, a plurality of single chip microcomputers are not required to work cooperatively, and the amplification factor of the operational amplifier circuit can be adjusted and fixed according to the strength of a feedback signal, so that the detonation circuit system is simplified, the system stability and the collected signal identification precision are increased, and the system flexibility is enhanced.
Therefore, the invention simplifies the circuit structure after the detonation circuit of the detonator uses the STM32H7 series single chip microcomputer, enhances the detection function and stability of the circuit system, and has high maintainability of the circuit system. The specific expression is that 1. use STM32H7 series singlechip internal integration 16bit high speed ADC acquisition circuit, increase the acquisition signal identification precision of system. 2. The operation amplifier circuit with the internal integrated amplification factor programmable control of the STM32H7xx series single chip microcomputer is used, and the operation amplifier circuit with the internal programmable amplification factor can identify feedback signals with different signal strengths more flexibly, so that the system design is simplified and the flexibility is high. 3. By using the STM32H7 series single chip microcomputer, all work of the initiator can be independently completed due to the processing capacity of the single chip microcomputer, the single chip solution system is simple and not simple, and the maintenance and quality control are more convenient no matter hardware or software.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.
Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solutions of the present invention may be embodied in the form of a software product, which is stored in a storage medium (such as ROM/RAM, magnetic disk, optical disk), and includes a plurality of instructions for controlling a terminal (such as a mobile phone, a computer, a server, an air conditioner, or a network device) to execute the method according to the embodiments of the present invention.
While the present invention has been described with reference to the embodiments shown in the drawings, the present invention is not limited to the embodiments, which are illustrative and not restrictive, and it will be apparent to those skilled in the art that various changes and modifications can be made therein without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. A method for processing information by an initiator by utilizing an STM32H7 single chip microcomputer is characterized in that the initiator carries out communication control on the initiation process of an electronic detonator, and the method comprises the following steps:
the communication information of the electronic detonator is acquired through an ADC acquisition circuit integrated in an STM32H7 single chip microcomputer, and the STM32H7 single chip microcomputer is used as a main control chip and arranged in the detonation circuit of the detonator;
and determining whether the communication information is a feedback signal of the communication control through the STM32H7 singlechip, and processing information according to the feedback signal.
2. The method for processing information by using the STM32H7 single chip microcomputer in the detonator according to claim 1, wherein the detonation circuit comprises a power supply, a voltage stabilizing circuit, a booster circuit and a detonator communication driving circuit; the setting mode that the STM32H7 single chip microcomputer serving as a main control chip is arranged in the detonation circuit of the detonator is as follows:
one output end of the power supply is electrically connected with the booster circuit and the detonator communication drive circuit in sequence, the other output end of the power supply is electrically connected with the STM32H7 singlechip through the voltage stabilizing circuit, and the booster circuit and the detonator communication drive circuit are respectively and electrically connected with the STM32H7 singlechip.
3. The method of information processing by an initiator using an STM32H7 singlechip according to claim 1, wherein the determining by the STM32H7 singlechip whether the communication information is a feedback signal for the communication control comprises:
acquiring a preset communication analysis algorithm;
controlling an analog-digital converter of an ADC acquisition circuit to convert the communication information in an analog quantity form into communication numerical information in a digital quantity form through a DMA controller in the STM32H7 singlechip;
and determining whether the communication information is a feedback signal of the communication control according to the communication analysis algorithm and the communication numerical information.
4. The method for processing information by using the STM32H7 single chip microcomputer by the initiator according to claim 1 or 3, wherein the feedback signal comprises operating parameter information of the electronic detonator and detonation control information of the initiator on the electronic detonator.
5. The method for processing information by the detonator according to claim 4 by using the STM32H7 singlechip, wherein when the working parameter information is a voltage signal of the electronic detonator, the processing of the information according to the feedback signal comprises:
the voltage signals with different signal strengths are identified through a programmable amplification factor operational amplifier circuit integrated in the STM32H7 single chip microcomputer, and the amplification factors are adjusted according to the signal strengths of the voltage signals.
6. The method for processing information by using the STM32H7 single chip microcomputer in the detonator according to claim 4, wherein when the detonation control information is information for acquiring the detonation right, the information processing is performed according to the feedback signal, and the method further comprises the following steps:
and boosting control is carried out on the booster circuit through a DAC digital-to-analog converter and a preset external operational amplifier circuit which are integrated in the STM32H7 singlechip, so that the booster circuit reaches the detonation voltage of the electronic detonator.
7. The method for processing information by using the STM32H7 single chip microcomputer in the detonator as claimed in claim 6, wherein the boosting circuit is provided with an output voltage feedback circuit;
then the step-up circuit is subjected to step-up control through a DAC digital-to-analog converter and a preset external operational amplifier circuit integrated inside the STM32H7 single chip microcomputer, and the step-up control includes:
the STM32H7 single chip microcomputer changes the output voltage of the DAC according to the voltage value of the detonation voltage by changing the size of numerical value information for boosting control stored in a register of the DAC;
and adjusting the output voltage of the DAC digital-to-analog converter to the output voltage feedback circuit of the boosting circuit through the external operational amplifier circuit so as to enable the boosting circuit to reach the detonation voltage.
8. The method of information processing by an initiator using an STM32H7 single chip microcomputer according to claim 2, wherein the initiation circuit further comprises: the device comprises a card reader module, a key scanning circuit, a memory, a display module, a wireless communication module, a positioning module and a bus transceiving drive circuit which are respectively and electrically connected with the STM32H7 singlechip.
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| CN202110501064.XA CN113268022A (en) | 2021-05-08 | 2021-05-08 | Method for information processing of detonator by using STM32H7 single chip microcomputer |
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| CN202110501064.XA CN113268022A (en) | 2021-05-08 | 2021-05-08 | Method for information processing of detonator by using STM32H7 single chip microcomputer |
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Application publication date: 20210817 |