CN106950875B - Embedded programmer and tooling system thereof - Google Patents

Embedded programmer and tooling system thereof Download PDF

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Publication number
CN106950875B
CN106950875B CN201710161884.2A CN201710161884A CN106950875B CN 106950875 B CN106950875 B CN 106950875B CN 201710161884 A CN201710161884 A CN 201710161884A CN 106950875 B CN106950875 B CN 106950875B
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embedded
programmer
programming
interface
main controller
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CN106950875A (en
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冯玩童
郭立龙
胡建龙
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Kexin Tianjin Ecological Agricultural Technology Co ltd
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Kexin Tianjin Ecological Agricultural Technology Co ltd
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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042Programme control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0426Programming the control sequence
    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B2219/00Program-control systems
    • G05B2219/20Pc systems
    • G05B2219/23Pc programming
    • G05B2219/23146Programmable, reconfigurable via microprocessor or coding switches
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02DCLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00Energy efficient computing, e.g. low power processors, power management or thermal management

Abstract

The invention provides an embedded programmer and a tooling system thereof, comprising: controller circuitry, marshalling sockets, debug interfaces, and status indicators, wherein the marshalling sockets comprise: the system comprises a SWD interface, a UART interface, a GPIO power-on/power-off interface, a display output port and a key input port, wherein the debugging interface is in bidirectional connection with the main controller and is used for expanding a communication interface for the embedded programmer; the input end of the state indicator is connected with the output end of the main controller and is used for providing various state indications in the programming process. The invention has the characteristics of high integration level, small volume and high burning efficiency.

Description

Embedded programmer and tooling system thereof
Technical Field
The invention relates to the technical field of chip processing, in particular to an embedded programmer and a tooling system thereof.
Background
With the rise of the internet of things, the demand of wireless communication technology is greatly increased, and the problems that the radio frequency antenna on hardware is difficult to design and debug and the complexity of the wireless communication protocol on software is difficult to digest exist in applications including wifi and RFID. Then, a type of manufacturer designs a module using mcu+rf (IC representing radio frequency) architecture in the market. Such as UART-wifi modules, UART-RFID modules, etc. By using a modular product, IOT end-user applications become simple and easy to use, and they only care about performing radio and wireless communication functions by operating UART.
Meanwhile, in more and more embedded equipment electronic products, a plurality of devices are required to be programmed and burned in the production process. The conventional modes include a mode of welding before burning and a mode of burning before welding:
(1) Welding and burning: the welded circuit board is required to be manually carried, a specific downloading interface is found for burning, and damage caused by manual operation is unavoidable in the carrying process of the circuit board;
(2) Burning and then welding: when the chip is burned first, a specific adapter is required to be combined, and more damage phenomenon exists in the process of taking and placing the components into the programmer.
In addition, the above operating devices are not separated from the computer complete machine or the special programmer, and are expensive as factory equipment, and on the other hand, the semi-automatic operation cannot obviously improve the efficiency.
Therefore, the management and burning of program firmware in the supply chain link of such a module or chip gradually becomes a bottleneck for further increasing the yield, and the same type of hardware module or chip often burns different versions of firmware or program for different client applications.
Therefore, how to provide a quick and convenient burning device for completing firmware or program, and design and manufacture corresponding tools is a technical problem to be solved at present.
Disclosure of Invention
The object of the present invention is to solve at least one of the technical drawbacks.
Therefore, the invention aims to provide an embedded programmer and a tooling system thereof, which have the characteristics of high integration level, small volume and high burning efficiency.
To achieve the above object, an embodiment of the present invention provides an embedded programmer, including: a main controller circuit, marshalling sockets, a debug interface, and a status indicator, wherein,
the marshalling jack includes:
the SWD interface and the UART interface are used for realizing program programming, and the input ends of the SWD interface and the URAT interface are connected with the output end of the main controller circuit and are used for receiving programming data from the main controller circuit and programming the programming data to a programming target board or device;
the GPIO power-on/power-off interface is used for detecting the functions after the programming, the input end of the GPIO power-on/power-off interface is connected with the output end of the main controller circuit, and is used for providing a power supply required by programming for the programming target board by the GPIO, setting the level state of a pin of the programming function to be high or low, and after the programming, the GPIO power-on/power-off port reads information from the state output pin of the programmed target and is used for detecting the effect of the programming;
the input end of the display output port is connected with the output end of the main controller circuit and is used for sending the main controller circuit to the burning state data, sending the burning state data to the external display equipment and presenting the burning state data to a user through the display equipment;
the input end of the key input port is connected with the input end of the main controller circuit and is used for sending an instruction input by a user through the external man-machine interaction equipment to the main controller circuit;
the debugging interface is in bidirectional connection with the main controller and is used for expanding a communication interface for the embedded programmer;
the input end of the state indicator is connected with the output end of the main controller and is used for providing various state indications in the programming process.
Further, the marshalling jack includes a 4-way SWD interface and a 4-way UART interface.
Further, the marshalling jack is configured to set a plurality of different output current drive strengths and output voltage criteria values.
Further, the status indicator includes:
the connection indicator lamp is used for indicating whether the grouping socket of the embedded programmer is electrically connected with a burnt target board or a device or not and is correctly detected;
the programming indicator lamp is used for indicating the time sequence of starting programming of the embedded programmer and writing codes into the state of the burnt target board or device;
the power supply indicator lamp is used for indicating whether the power supply of the embedded programmer is normally connected;
and the buzzer is used for sending out sound prompts when the key is input, programming starts or ends and the equipment is abnormal.
Further, the method further comprises the following steps: and the memory is connected with the main controller circuit in a bidirectional way and is used for storing local burning program codes.
Further, the method further comprises the following steps: the power supply end of the standby battery is connected with the power supply input end of the main controller circuit and is used for providing power for the main controller circuit;
the wireless communication module is in bidirectional connection with the main controller circuit and is used for remote loading and burning operation of programs, remote management equipment and remote updating and upgrading of firmware programs of the embedded programming core;
the UART-USB information printing port is connected with the main controller circuit in a bidirectional way and is used for outputting the running log of the embedded programmer to an external PC (personal computer) so as to provide the running log for a user to inquire and record.
Further, the programming socket adopts a standard SATA golden finger connector physically, the burning target board or device adopts a socket corresponding to SATA for adapting,
the signal meaning, the sequence arrangement, the starting quantity of the SWD interface and the UART interface of the programming socket can be set by oneself.
Further, the debug interface communicates with an external control device or PC of the automated pipeline.
The invention also provides a tooling system of the embedded programmer, which comprises: the fixture comprises a fixture main body bottom plate, a fixture main body plate, an adapter base plate, a clamp, a transmission cover and an embedded programmer, wherein the fixture main body bottom plate and the fixture main body plate are supported by a stand column, a bottom drawer is arranged at the bottom of the back of the fixture main body plate, an adapter grouping socket connected with the clamp is arranged in the bottom drawer, the adapter grouping socket corresponds to a grouping socket of the embedded programmer,
the embedded programmer is connected with the grouping socket in the bottom drawer through inserting the embedded programmer into the bottom drawer, so that a program sent by the embedded programmer is burnt to a burning target plate or a device on the clamp.
Further, the fixture comprises a fixing structure and a metal signal probe, wherein the fixing structure is used for fixing a burnt target board or device, the metal probe is contacted with a programming pin or a testing point of the burnt target board or device in a pressing or thimble mode to form an electric path of a connecting pin, and the adapting base substrate is of a groove-shaped structure and is used for setting off the fixture.
The embedded programmer and the tooling system thereof have the following beneficial effects:
(1) The main controller circuit adopts a large-scale programmable logic device, adopts a special logic module, has high integration level, greatly reduces the product size, and the more compact SOC core device provides tens of millions of times of logic gate density, can customize more accurate special time sequence functions, and achieves the aim of supporting more program burning types
(2) The input port setting of checking and checking is integrated, the firmware burning of the module and the function burning of the chip can read out the burnt state back and forth through the serial port UART according to the situation, the state is automatically compared with the corresponding pre-installed detection rule, the complex comparison logic is realized by presetting the state internally, the user does not need to manually participate in the comparison and verification process, and only needs to output whether the state is read to pass or not in the display of the simple state indicator lamp, so that the burning speed and the initial detection efficiency after the burning are greatly improved.
(3) The extended functionality provided by the debug interface may enable interfacing of different device interfaces by customizing internal logic function blocks. The system is directly connected with a PC through a USB interface, and transmits running logs and prompt messages to user production management software at the PC end, so that the system is very convenient and flexible to use in process management, equipment inquiry, data recording and the like.
(4) Besides the embedded application of a large-scale automatic assembly line, from the perspective of universality, the embedded programmer meets the small and medium-sized mass production requirements of more small and medium customers and brings innovative development ideas for a plurality of industries which are good at the tooling structure and intelligent improvement for the traditional mechanical chip burning tooling.
(5) The embedded programmer has high intensive functions, is a simplified control core, has a size smaller than that of a 2.5 inch mobile hard disk, removes redundant peripheral equipment, structurally realizes the display and key, and uniformly operates through standardized grouping sockets, thereby being convenient and quick.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 is a block diagram of an embedded programmer according to an embodiment of the invention;
FIG. 2 is a schematic diagram of an embedded programmer according to an embodiment of the invention;
FIG. 3 is a tooling top view of a tooling system of an embedded programmer according to an embodiment of the invention;
fig. 4a to 4d are left, right, front and back views of a tooling system of an embedded programmer according to an embodiment of the invention.
Detailed Description
Embodiments of the present invention are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.
As shown in fig. 1, an embedded programmer of an embodiment of the present invention includes: master controller circuitry 100, marshalling sockets 200, debug interface 300, and status indicators 400.
Specifically, referring to fig. 2, marshalling jack 200 includes: SWD interface and UART interface, GPIO power on/put high low interface, display output and button input.
Specifically, the SWD interface and the UART interface are used for realizing program burning. The input ends of the SWD interface and the URAT interface are connected to the output end of the main controller circuit 100, and are used for receiving the recording data from the main controller circuit 100 and recording the recording data to the recording target board or device. Also, the marshalling jack 200 may be provided with a number of different output current drive strengths and output voltage criteria.
The marshalling sockets 200 can also be used for self-defining different output current driving intensity and output voltage standards, so as to achieve the purpose of flexibly adapting to different occasions. Specifically, the custom output current driving strength and voltage standard almost covers the standard commonly used by the target to be burned, including common 3.3V, 2.5V, 1.8V TTL, LVCMOS, etc. The programming interface of the universal embedded MCU processor chip is through SWD interface.
Preferably, the invention sets 4 groups of SWD programming interfaces, can simultaneously support SWD programming of 4 burning targets, and can set parameters such as different rates and driving capability. Referring to fig. 2, marshalling jack 200 includes 4-way SWD interfaces (SWD 1-SWD 4) and 4-way UART interfaces (UART 1-UART 4).
The general embedded MCU processor chip will basically also provide programming access in ISP mode (UART based). Preferably, the invention sets 4 groups of UART for supporting ISP programming of 4-path burning targets at the same time, and can set parameters such as different rates and driving capability.
In one embodiment of the invention, the programming socket is physically adapted with a standard SATA golden finger connector, and the target board or device is burned with a corresponding SATA socket. Namely, the user's burning frock or pipeline controller can select the socket of corresponding SATA, and the adaptation is reliable and stable. The traditional programmer products are connected in a DuPont wire or jumper mode, and are easy to consume and inconvenient to connect.
The signal meaning, the sequence arrangement, the SWD interface and the UART interface of the programming socket, the GPIO power-on/power-off interface, the key input port and the display output port can be set by themselves, and the starting number can be customized to be started or stopped according to actual requirements. Specifically, the ordering of the SWD interface, the UART interface, the GPIO power-on/power-off interface, the key input port and the display output port is selected and set according to actual requirements. For example, a customer needs 6 SWDs, which can be achieved by setting. The programmer interface is fixed-function compared with the traditional programmer interface, and is limited in use flexibility. The programming socket has better flexibility and can flexibly rearrange and define functions as required. The actual requirements include the number or the arrangement of the ports according to the tested board card. It should be noted that the content of the actual requirement is only for illustration, the present invention is not limited thereto, and other content may be included, which is not described herein.
In one embodiment of the invention, the number of the ports of the programming socket is set according to the use requirement, so that the applicability of the use case can be increased. For example, the case of simultaneously supporting the 8-way SWD writing method or the case of simultaneously supporting the 8-way ISP writing method, or the case of using the download mode in the case of mixing as needed 2, can be adapted. In the burning mode of the SWD and the ISP, the communication rate of signals of each path can be set, so that the burning efficiency is accelerated, and the performance of a burned target is optimally adapted.
The GPIO power-on/power-off interface is used for detecting functions after burning. The input end of the GPIO power-on/power-off interface is connected with the output end of the main controller circuit 100, and is used for providing power supply required by programming for the target board, and setting the high or low level state of the function pin according to the requirement of the target to be programmed. After the burning, the GPIO power-on/power-off ports read information from the state output pins of the burnt target according to the requirement of the detection function, and the information is used for detecting the burning effect.
Preferably, the default number of GPIO power-on/power-off interfaces is 24 paths, which already covers the test requirements of most burned targets. It should be noted that the above amounts are for illustrative purposes only. In practice, the user can customize the number of parts developed and expanded.
The display output port is for communicating with an external display device. The input end of the display output port is connected with the output end of the main controller circuit 100, and is used for sending the main controller circuit 100 to the burning state data, sending the burning state data to an external display device, and presenting the burning state data to a user through the display device. The external display device can be a common segment type LCD display screen or an LED nixie tube, and is used for displaying numbers such as operation times, fault codes and the like of the embedded programmer, so that visual interaction is provided for a user.
The key input port is used for communicating with external man-machine interaction equipment. The output end of the key input port is connected with the input end of the main controller circuit 100, and is used for sending the instruction input by the user through the external man-machine interaction device to the main controller circuit 100.
In particular, the key input ports may be accessible to control buttons of a user, such as a common single-line key, a matrix keyboard. The input values of the keys are different, and the control of the activation and/or deactivation and the functions of the embedded programmer can be realized.
In one embodiment of the invention, the default number of key input ports is 8 single-line keys or 4*4 matrix key inputs, which already cover the test requirements of most burned targets. It should be noted that the above amounts are for illustrative purposes only. In practice, the number of keys that this portion can support can be custom developed and expanded.
The debug interface 300 is bi-directionally coupled to the host controller for extending the communication interface for the embedded programmer.
In one embodiment of the invention, debug interface 300 communicates with an external control device or PC of an automated pipeline. That is, the debug interface 300 may be interconnected with a PC or may be connected with an industrial personal computer of an existing automated pipeline of a user, providing a functional extension for a process that is seamlessly integrated into the production line as a whole. The communication protocol formulated here is an open instruction set, and provides the API function for secondary development to the user for the user to embed into the existing device for calling, which enlarges the flexibility of use.
The extended functionality provided by debug interface 300 is utilized for interfacing and integrating into higher level automation devices, continuing the advantages of large-scale programmable logic devices. Compared with the traditional singlechip processor, the invention can realize the butt joint of different equipment interfaces by customizing the internal logic functional blocks. For example, with the advent of industry 4.0, the component burning link in the electronic manufacturing process is a key operation, and the debug interface 300 of the embedded programmer core may be matched with the existing operation protocol of the mechanical arm or the conveyor belt, and seamlessly integrated into an automatic burning pipeline.
Besides the embedded application of a large-scale automatic assembly line, from the perspective of universality, the embedded programmer meets the small and medium-sized mass production requirements of more small and medium customers and brings innovative development ideas for a plurality of industries which are good at the tooling structure and intelligent improvement for the traditional mechanical chip burning tooling. The embedded programmer has high intensive functions, is a simplified control core, has a size smaller than that of a 2.5 inch mobile hard disk, removes redundant peripherals, structurally realizes the display and key, and uniformly operates through a standardized grouping socket 200, thereby being convenient and quick.
The status indicator 400 has an input coupled to the output of the main controller for providing various status indications during programming.
Specifically, the status indicator 400 includes: the connection pilot lamp, programming pilot lamp, power pilot lamp and buzzer realize showing the result of burning state and inspection contrast through simplest pilot lamp entirely, have reduced operative employee's occupation requirement.
Specifically, the connection indicator light is used to indicate whether the marshalling jack 200 of the embedded programmer is electrically connected to the target board or device to be burned, and is correctly detected. That is, the connection indicator lights are used to illuminate green for normal when the electrical connection between the marshalling jack 200 of the embedded programmer and the target board or device to be burned can be properly detected, and illuminate red for abnormal otherwise.
The programming indicator light is used for indicating the time sequence of starting programming of the embedded programmer and writing codes into the state of the burnt target board or device. That is, when the embedded programmer starts the programming sequence and writes the code into the target board or device to be programmed, the programming indicator will flash to indicate the following status, i.e. the process of writing the program.
The power indicator light is used for indicating whether the power supply of the embedded programmer is normally connected. That is, the power indicator light is used for indicating that the power indicator light is normal in a lighted green state when the power supply of the embedded programmer is normally connected.
The buzzer is used for sending out sound prompts when the key is input, programming starts or ends and the equipment is abnormal. It should be noted that the user may disable the audible alarm function.
Further, the embedded programmer of the embodiment of the invention further comprises: the memory is connected with the main controller circuit 100 in a bidirectional manner and is used for storing local burning program codes.
Preferably, the invention selects the nonvolatile memory to lose data when power is lost or collision is abnormal. The memory is connected to the main controller circuit 100 using a synchronous high-speed serial communication interface.
In addition, the embedded programmer of the embodiment of the invention further comprises: the device comprises a standby battery, a wireless communication module and a UART-USB information printing port.
Specifically, the power supply end of the standby battery is connected with the power supply input end of the main controller circuit 100, and is used for providing power for the main controller circuit 100, so that the burning is ensured to be stable and reliable, meanwhile, the standby battery can be independently used under emergency conditions, the internal battery can keep the functions of the equipment, the portability characteristic of the equipment is outstanding, and the application occasion can be flexibly switched.
The wireless communication module is connected with the main controller circuit 100 in a bidirectional way, and is used for remote loading and burning operation of programs, remote management equipment and remote updating, upgrading and using of firmware programs of the embedded programming core. The wireless communication module can be matched with a cloud server to realize the function of cloud burning and cloud management.
In one embodiment of the present invention, the wireless communication module may be a WIFI module, and the WIFI network is accessed to load the code program to be burned in a wireless manner, and is used for remote mass production control and management.
The UART-USB information printing port is connected with the main controller circuit 100 in two directions, and is used for outputting the running log of the embedded programmer to an external PC, and is matched with PC software as recording and inquiring functions for process management, equipment inquiring and inquiring
Data recording, etc., and has the characteristics of flexibility and convenience.
The main control circuit is used as a core device for controlling the whole embedded programmer. The program codes can be stored in a memory local to the embedded programming core, and meanwhile, the embedded programming core is provided with a battery for supplying power to the burnt target, so that the embedded programming core can be used offline, namely, the embedded programming core can be separated from a PC to be used independently. The existing programmer also needs to be matched with a PC to operate and realize, and the invention overcomes the problem and realizes independent work apart from the PC.
The invention aims at two categories of on-board and adapter tool in the form of hardware aiming at the programming of the embedded MCU, wherein the commonality is that the embedded MCU is basically connected by SWD, UART1-4 and other physical interface protocols, and a program burning path is established, which is a main hardware function. Meanwhile, the function interface of the detection board card is considered, and the function interface comprises GPIO power-on/power-off, a key input port, a display output port and the like.
The existing programmer on the market usually adopts a product built by a low-end small-scale separation logic gate, although the cost is reduced greatly, the miniaturization of the programmer is difficult to realize due to the insufficient integration level, meanwhile, a fixed circuit determines a fixed function, only a plurality of fixed burning programs can be supported, and the programmer has little flexibility. Meanwhile, the circuit is fully exposed, and the homogenization and the security threat are serious.
The main controller circuit 100 is used for realizing the core function of the whole equipment, a large-scale programmable logic device can be selected, a special programming time sequence adopts a special logic module, the integration level is high, the product size can be greatly reduced, the more compact SOC core device provides tens of thousands of times of logic gate density, more precise special time sequence functions can be customized, the purpose of supporting more program burning types is achieved, the intellectual property value of the core is ensured, and the problems in the prior art are overcome.
In addition, the invention integrates the input port setting of checking and checking besides adapting to different structure interface definitions to the greatest extent, the firmware burning of the module and the function burning of the chip can read out the burnt state back and forth through the serial port UART according to the situation, the state is automatically compared with the corresponding pre-installed detection rule, the complex comparison logic is realized by internal pre-setting, the user does not need to manually participate in the comparison and verification process, and only needs to output whether the state is read to pass or not in the display of the simple state indicator lamp.
For example, when the burning is correct, the WIFI networking module in the wireless communication module receives the corresponding character string representing the correct character string through the UART, the embedded programmer directly compares the read character string with the correct code prestored in the wireless communication module, and if the read character string is completely consistent with the correct code, the embedded programmer lights the programming indicator lamp, and the operator can consider that the read character string passes through the corresponding programming indicator lamp when the read character string is lightened to be green. Compared with the traditional mode, the method outputs the character string to the PC display screen, and then considers the mode of comparing whether the character string is correct or not.
Referring to fig. 3 and fig. 4a to 4d, an embodiment of the present invention further provides a tooling system of an embedded programmer, including: the embedded programmer comprises a tooling main body bottom plate, a tooling main body plate, an adapter base plate, a clamp, a transmission cover and the embedded programmer provided by the embodiment, wherein the tooling main body bottom plate and the tooling main body plate are supported by an upright post, a bottom drawer is arranged at the bottom of the back of the tooling main body plate, an adapter grouping socket connected with the clamp is arranged in the bottom drawer, and the adapter grouping socket corresponds to the grouping socket of the embedded programmer.
In one embodiment of the invention, the fixture comprises a fixing structure and a metal signal probe, wherein the fixing structure is used for fixing a target board or device to be burnt, and the metal probe is contacted with a programming pin or a testing point of the target board or device to be burnt in a pressing or thimble mode to form a reliable electric path for connecting the pin. The fixture structure provided by the invention can simultaneously support the burning of multiple chips or devices. In practical application, the user can practically set the number of paths according to the requirement.
The adapting base substrate is a structure of a direct setting-off clamp, is of a groove-shaped structure, and is shaped to be the same as the structure of a burnt target (a chip or a target circuit board) in appearance so as to be embedded, placed and adapted to be fixed.
Specifically, the embedded programmer is connected with the grouping socket in the bottom drawer through the grouping socket in the bottom drawer, so that the program sent by the embedded programmer is burnt to a burning target board or device on the clamp.
The tool main body plate is a basic structure of the whole tool structure, and the adapter base plate and the clamp are both established on the main body plate. Meanwhile, the main body board is embedded with keys, display components of LCD or LED, status indicator lamps (connection indicator lamps, programming indicator lamps, power indicator lamps) and buzzers and the like towards an operator. The bottom drawer at the back of the tool main body plate leads out a flat cable to the clamp, the part belongs to the structure of the traditional tool, and the embedded programming core replaces the programming time sequence which is provided by a PC originally. According to different requirements, the connection indicator lamp, the programming indicator lamp and the power indicator lamp can be led out to the main body board of the tool, the display is more obvious, and an independent off-line programmer is integrally formed, so that the tool is portable and easy to use.
The embedded programmer and the tooling system thereof have the following beneficial effects:
(1) The main controller circuit adopts a large-scale programmable logic device, adopts a special logic module, has high integration level, greatly reduces the product size, and the more compact SOC core device provides tens of millions of times of logic gate density, can customize more accurate special time sequence functions, and achieves the aim of supporting more program burning types
(2) The input port setting of checking and checking is integrated, the firmware burning of the module and the function burning of the chip can read out the burnt state back and forth through the serial port UART according to the situation, the state is automatically compared with the corresponding pre-installed detection rule, the complex comparison logic is realized by presetting the state internally, the user does not need to manually participate in the comparison and verification process, and only needs to output whether the state is read to pass or not in the display of the simple state indicator lamp, so that the burning speed and the initial detection efficiency after the burning are greatly improved.
(3) The extended functionality provided by the debug interface may enable interfacing of different device interfaces by customizing internal logic function blocks. The system is directly connected with a PC through a USB interface, and transmits running logs and prompt messages to user production management software at the PC end, so that the system is very convenient and flexible to use in process management, equipment inquiry, data recording and the like.
(4) Besides the embedded application of a large-scale automatic assembly line, from the perspective of universality, the embedded programmer meets the small and medium-sized mass production requirements of more small and medium customers and brings innovative development ideas for a plurality of industries which are good at the tooling structure and intelligent improvement for the traditional mechanical chip burning tooling.
(5) The embedded programmer has high intensive functions, is a simplified control core, has a size smaller than that of a 2.5 inch mobile hard disk, removes redundant peripheral equipment, structurally realizes the display and key, and uniformly operates through standardized grouping sockets, thereby being convenient and quick.
In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives, and variations may be made in the above embodiments by those skilled in the art without departing from the spirit and principles of the invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (10)

1. An embedded programmer, comprising: a main controller circuit, marshalling sockets, a debug interface, and a status indicator, wherein,
the marshalling jack includes:
the SWD interface and the UART interface are used for realizing program programming, the input ends of the SWD interface and the UART interface are connected with the output end of the main controller circuit, and the SWD interface and the UART interface are used for receiving programming data from the main controller circuit and programming the programming data to a programming target board or device;
the GPIO power-on/power-off interface is used for detecting the functions after the programming, the input end of the GPIO power-on/power-off interface is connected with the output end of the main controller circuit, and is used for providing a power supply required by programming for the programming target board by the GPIO, setting the level state of a pin of the programming function to be high or low, and after the programming, the GPIO power-on/power-off port reads information from the state output pin of the programmed target and is used for detecting the effect of the programming;
the input end of the display output port is connected with the output end of the main controller circuit and is used for sending the main controller circuit to the burning state data, sending the burning state data to the external display equipment and presenting the burning state data to a user through the display equipment;
the input end of the key input port is connected with the input end of the main controller circuit and is used for sending an instruction input by a user through the external man-machine interaction equipment to the main controller circuit;
the debugging interface is in bidirectional connection with the main controller and is used for expanding a communication interface for the embedded programmer;
the input end of the state indicator is connected with the output end of the main controller and is used for providing various state indications in the programming process.
2. The embedded programmer of claim 1, wherein the marshalling jack comprises a 4-way SWD interface and a 4-way UART interface.
3. The embedded programmer of claim 1, wherein the marshalling jack is configured to set a plurality of different output current drive strengths and output voltage criteria values.
4. The embedded programmer of claim 1, wherein the status indicator comprises:
the connection indicator lamp is used for indicating whether the grouping socket of the embedded programmer is electrically connected with a burnt target board or a device or not and is correctly detected;
the programming indicator lamp is used for indicating the time sequence of starting programming of the embedded programmer and writing codes into the state of the burnt target board or device;
the power supply indicator lamp is used for indicating whether the power supply of the embedded programmer is normally connected;
and the buzzer is used for sending out sound prompts when the key is input, programming starts or ends and the equipment is abnormal.
5. The embedded programmer of claim 1, further comprising: and the memory is connected with the main controller circuit in a bidirectional way and is used for storing local burning program codes.
6. The embedded programmer of claim 1, further comprising: the power supply end of the standby battery is connected with the power supply input end of the main controller circuit and is used for providing power for the main controller circuit;
the wireless communication module is in bidirectional connection with the main controller circuit and is used for remote loading and burning operation of programs, remote management equipment and remote updating and upgrading of firmware programs of the embedded programming core;
the UART-USB information printing port is connected with the main controller circuit in a bidirectional way and is used for outputting the running log of the embedded programmer to an external PC (personal computer) so as to provide the running log for a user to inquire and record.
7. The embedded programmer of claim 1, wherein the marshalling sockets are physically standard SATA golden finger connectors, the programming target board or device is adapted by selecting a socket corresponding to SATA,
the signal meaning, the sequence arrangement, the starting quantity of the SWD interface and the UART interface of the grouping socket can be set by oneself.
8. The embedded programmer of claim 1, wherein the debug interface communicates with an external control device or PC of an automated pipeline.
9. An tooling system of an embedded programmer, comprising: the embedded programmer comprises a tool main body bottom plate, a tool main body plate, an adapter base plate, a clamp, a transmission cover and any one of claims 1-8, wherein the tool main body bottom plate and the tool main body plate are supported by a column, a bottom drawer is arranged at the bottom of the back of the tool main body plate, an adapter grouping socket connected with the clamp is arranged in the bottom drawer, the adapter grouping socket corresponds to the grouping socket of the embedded programmer,
the embedded programmer is inserted into the bottom drawer, and a grouping socket on the embedded programmer is connected with a grouping socket in the bottom drawer, so that a program sent by the embedded programmer is burnt to a burning target board or a device on the clamp.
10. The fixture system of claim 9, wherein the fixture comprises a fixing structure and a metal signal probe for fixing the target board or device to be burned, and the metal probe is contacted with a programming pin or a test point of the target board or device to be burned in a pressing or thimble manner to form an electric path of the connecting pin, and the adapter base plate is of a groove-shaped structure for setting off the fixture.
CN201710161884.2A 2017-03-17 2017-03-17 Embedded programmer and tooling system thereof Active CN106950875B (en)

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