CN203038046U - Control panel - Google Patents
Control panel Download PDFInfo
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- CN203038046U CN203038046U CN 201320039705 CN201320039705U CN203038046U CN 203038046 U CN203038046 U CN 203038046U CN 201320039705 CN201320039705 CN 201320039705 CN 201320039705 U CN201320039705 U CN 201320039705U CN 203038046 U CN203038046 U CN 203038046U
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Abstract
The utility model provides a control panel. The control panel comprises a digital signal processor, a simulation digital signal converter, a CPLD chip and a Micro-SD expansion, wherein the digital signal processor is a DSP; the simulation digital signal converter is a high-precision AD chip; the CPLD chip comprises a logic protection component and an I/O expansion component; the I/O expansion component of the CPLD chip is connected with the DSP through an address line and a data line; a BUSY end of the AD chip is connected with the DSP; and the Micro-SD is connected with the DSP through an SPI. The control panel is suitable for digital control fields such as motor control, automobile electronics, communications and new energy, and realizes high-speed procession of digital signals and intelligent control over peripheral devices.
Description
Technical field
The utility model belongs to the control field, is specifically related to a kind of control panel.
Background technology
Along with computing machine and fast development of information technology, Digital Signal Processing is developed rapidly.Microprocessor has abundant peripherals, can well carry out the Based Intelligent Control task, but the digital signal processing function is very poor, can't satisfy the high-speed real-time processing requirements of huge quantity of information.And DSP has adopted Harvard's bus structure, can carry out high speed processing to digital signal, but the control ability deficiency.In many application, all need to have simultaneously Based Intelligent Control and two kinds of functions of digital signal processing.In addition, along with improving constantly that control accuracy is required, A/D conversion accuracy is had higher requirement, but DSP is generally 12 the interior AD modular converter of sheet, is difficult to satisfy accuracy requirement.And AD requires input signal mostly to be direct current signal in the sheet, need handle accordingly AC signal.In control system, also need the operate as normal of design logic control circuit protection system usually.
The utility model content
The utility model provides a kind of control panel, can well overcome the above problems.
The utility model provides a kind of control panel; described control panel comprises digital signal processor, analog and digital signal converter and CPLD chip; described digital signal processor is DSP; described analog and digital signal converter is the AD chip; described CPLD chip comprises virtual protection parts and I/O widening parts; the I/O widening parts of described CPLD chip links to each other with DSP by address wire, data line, and the BUSY end of AD chip links to each other with DSP.
According to concrete technical scheme of the present utility model, wherein, described AD chip is the analog to digital converter ADS8556 of 16 in six passages.
According to concrete technical scheme of the present utility model, wherein, described AD chip is more than two or two, and the AD chip more than two or two adopts the parallel interface pattern.
According to concrete technical scheme of the present utility model, wherein, described control panel also comprises RS232, RS485 and CAN bus.
According to concrete technical scheme of the present utility model, wherein, described control panel also comprises the Micro-SD card, and the SPI Serial Peripheral Interface parts on the DSP link to each other with the Micro-SD card.
According to concrete technical scheme of the present utility model, wherein, described control panel also comprises the LED display lamp, and the general purpose I on the DSP/O widening parts links to each other with the LED display lamp.
The advantage of control panel of the present utility model is: be applicable to digital control fields such as Electric Machine Control, automotive electronics, communication, new forms of energy, realized to the high speed processing of digital signal with to the Based Intelligent Control of peripherals; The simulating signal input of AD chip support ± 10V for the collection of AC signal, need not to carry out the direct current biasing processing and just can directly gather, and has also kept the synchronism of signal when having simplified hardware circuit design; By the use of CPLD chip, can respond outside fault-signal fast; Multiple communication modes is convenient to status monitoring and the control of system; The expansion of Micro-SD card makes things convenient for the user to carry out the storage of system's service data and reads; The I/O mouth of DSP carries out system state monitoring more intuitively as the LED display lamp.
Description of drawings
The following drawings only is intended to the utility model done and schematically illustrates and explain, does not limit scope of the present utility model.Wherein:
Fig. 1 is the allomeric function synoptic diagram of control panel;
Fig. 2 is the main signal schematic representation in the inside of control panel.
Embodiment
Mode with specific embodiment illustrates the utility model below, but the utility model never only limits to the following example.
A kind of control panel; shown in Fig. 1-2; described control panel comprises digital signal processor, analog and digital signal converter and CPLD chip; described digital signal processor is DSP; described analog and digital signal converter is the AD chip; described CPLD chip comprises virtual protection parts and I/O widening parts, and the I/O widening parts of described CPLD chip links to each other with DSP by address wire, data line, and the BUSY end of AD chip links to each other with DSP.
DSP can adopt the DSP56800E series of Freescale company as digital signal processor, it possesses the high-speed real-time arithmetic capability of digital signal, have abundant I/O mouth and peripherals simultaneously, the instruction execution speed of its 60MIPS can satisfy the high speed processing requirement of signal.
The CPLD chip can adopt the XC9500 family chip of XILINX company; it has 81 user I/O ports, satisfies the resource requirement that conventional control is used, and it has the pin-pin logical delay of 5ns; system frequency can realize the virtual protection of system fast up to 178MHz.
The CPLD chip comprises Digital Logic guard block and I/O widening parts two parts.The virtual protection parts with pwm signal and fault-signal with, when fault-signal produces, need not the calculation process through DSP, just can utilize the high speed logic conversion of CPLD chip to make fault-signal respond fast, thereby the normal operation of the system of assurance.The I/O widening parts of described CPLD chip links to each other with DSP by address wire, data line, is convenient to DSP it is carried out status detection and control.
Described AD chip is the analog to digital converter ADS8556 of 16 in six passages, and 3 channel group are formed in 6 analog inputs, and these channel group are carried out parallel sampling, have kept the relative phase information of signal.Independently 6 passages of conversion start signal control are changed together.
Described AD chip is more than two or two, and the AD chip more than two or two adopts the parallel interface pattern.
When control panel adopts two ADS8556 as the analog and digital signal converter, always have 12 tunnel 16 AD port, minimum acquisition time is 280ns, be 1.26us maximum switching time, the AD chip has adopted the parallel interface pattern, and data are that unit is operated with the word, and data rate is fast.Simulating signal is ± the 10V input, and for the collection of AC signal, need not to carry out direct current biasing and handle and just can directly gather, also kept the synchronism of signal when having simplified hardware circuit design.The BUSY end of chip links to each other with DSP, and DSP can monitor the duty of AD chip at any time.
Described control panel also comprises RS232, RS485 and CAN bus, and control panel is supported multiple communication modes, can carry out status monitoring and the remote monitoring of system easily.
Control panel can comprise a passage RS232, a passage RS485 and a channel C AN bus.
Described control panel also comprises the Micro-SD card, SPI Serial Peripheral Interface parts on the DSP link to each other with the Micro-SD card, control panel has utilized SPI Serial Peripheral Interface components either extend Micro-SD card can make things convenient for storage that the user carries out system's service data and read.
Described control panel also comprises the LED display lamp, and the general purpose I on the DSP/O widening parts links to each other with the LED display lamp, and control panel utilizes general purpose I/O widening parts to expand the LED display lamp, more intuitively the running status of supervisory system.
Except 12 road AD sampling of two ADS8556, control panel has also used the interior AD of 4 road sheets to carry out the conversion of signal, makes that AD sampling interface is enough abundant.Wherein 1 the tunnel is the output signal of 56800E internal temperature sensor, can monitor the chip internal temperature, and other 3 the tunnel can carry out analog to digital conversion to the not high signal of accuracy requirement.
A kind of control panel; shown in Fig. 1-2; described control panel comprises digital signal processor; analog and digital signal converter and CPLD chip; described digital signal processor adopts the DSP56800E series of Freescale company; described analog and digital signal converter adopts the analog to digital converter ADS8556 of 16 in two six passages; two ADS8556 adopt the parallel interface pattern; the CPLD chip adopts the XC9500 family chip of XILINX company; described CPLD chip comprises virtual protection parts and I/O widening parts; the virtual protection parts of CPLD chip with pwm signal and fault-signal with; the I/O widening parts of described CPLD chip passes through address wire; data line links to each other with DSP; the BUSY end of AD chip links to each other with DSP; control panel also comprises a passage RS232; one passage RS485 and a channel C AN bus; control panel also comprises the Micro-SD card; SPI Serial Peripheral Interface parts on the DSP link to each other with the Micro-SD card; control panel also comprises 8 LED display lamps; general purpose I on the DSP/O widening parts links to each other with 8 LED display lamps; except 12 road AD sampling of two ADS8556; control panel has also used the interior AD of 4 road sheets to carry out the conversion of signal, makes that AD sampling interface is enough abundant.Wherein 1 the tunnel is the output signal of 56800E internal temperature sensor, can monitor the chip internal temperature, and other 3 the tunnel can carry out analog to digital conversion to the not high signal of accuracy requirement.
The advantage of control panel of the present utility model is: be applicable to digital control fields such as Electric Machine Control, automotive electronics, communication, new forms of energy, realized to the high speed processing of digital signal with to the Based Intelligent Control of peripherals; The simulating signal input of AD chip support ± 10V for the collection of AC signal, need not to carry out the direct current biasing processing and just can directly gather, and has also kept the synchronism of signal when having simplified hardware circuit design; By the use of CPLD chip, can respond outside fault-signal fast; Multiple communication modes is convenient to status monitoring and the control of system; The expansion of Micro-SD card makes things convenient for the user to carry out the storage of system's service data and reads; The I/O mouth of DSP carries out system state monitoring more intuitively as the LED display lamp.
Above-described only is principle of the present utility model and preferred embodiment.Should be pointed out that to those skilled in the art, under the prerequisite that does not break away from the utility model principle, can also make some distortion and improvement, also should be considered as belonging to protection domain of the present utility model.
Claims (6)
1. control panel; it is characterized in that: described control panel comprises digital signal processor, analog and digital signal converter and CPLD chip; described digital signal processor is DSP; described analog and digital signal converter is the AD chip; described CPLD chip comprises virtual protection parts and I/O widening parts; the I/O widening parts of described CPLD chip links to each other with DSP by address wire, data line, and the BUSY end of AD chip links to each other with DSP.
2. control panel according to claim 1, it is characterized in that: described AD chip is the analog to digital converter ADS8556 of 16 in six passages.
3. control panel according to claim 1, it is characterized in that: described AD chip is more than two or two, the AD chip more than two or two adopts the parallel interface pattern.
4. control panel according to claim 1, it is characterized in that: described control panel also comprises RS232, RS485 and CAN bus.
5. control panel according to claim 1, it is characterized in that: described control panel also comprises the Micro-SD card, the SPI Serial Peripheral Interface parts on the DSP link to each other with the Micro-SD card.
6. control panel according to claim 1, it is characterized in that: described control panel also comprises the LED display lamp, the general purpose I on the DSP/O widening parts links to each other with the LED display lamp.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320039705 CN203038046U (en) | 2013-01-24 | 2013-01-24 | Control panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320039705 CN203038046U (en) | 2013-01-24 | 2013-01-24 | Control panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203038046U true CN203038046U (en) | 2013-07-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320039705 Expired - Fee Related CN203038046U (en) | 2013-01-24 | 2013-01-24 | Control panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203038046U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094646A (en) * | 2016-07-30 | 2016-11-09 | 国网河北省电力公司衡水供电分公司 | Power dispatching automation data collecting system |
| CN109799810A (en) * | 2019-01-31 | 2019-05-24 | 北京无线电测量研究所 | A kind of monitoring device and system of veneer control panel |
| CN110543114A (en) * | 2019-07-30 | 2019-12-06 | 湖北九州云仓科技发展有限公司 | Universal control panel of automation equipment |
| CN113093631A (en) * | 2021-04-30 | 2021-07-09 | 珠海广浩捷科技股份有限公司 | Auto-Test-Handler-System-AD-V1 board card |
-
2013
- 2013-01-24 CN CN 201320039705 patent/CN203038046U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106094646A (en) * | 2016-07-30 | 2016-11-09 | 国网河北省电力公司衡水供电分公司 | Power dispatching automation data collecting system |
| CN109799810A (en) * | 2019-01-31 | 2019-05-24 | 北京无线电测量研究所 | A kind of monitoring device and system of veneer control panel |
| CN110543114A (en) * | 2019-07-30 | 2019-12-06 | 湖北九州云仓科技发展有限公司 | Universal control panel of automation equipment |
| CN113093631A (en) * | 2021-04-30 | 2021-07-09 | 珠海广浩捷科技股份有限公司 | Auto-Test-Handler-System-AD-V1 board card |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130703 Termination date: 20160124 |
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| EXPY | Termination of patent right or utility model |