CN113054989A - System and method for cooperatively interconnecting analog circuit modules in chip - Google Patents
System and method for cooperatively interconnecting analog circuit modules in chip Download PDFInfo
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- CN113054989A CN113054989A CN202110254304.0A CN202110254304A CN113054989A CN 113054989 A CN113054989 A CN 113054989A CN 202110254304 A CN202110254304 A CN 202110254304A CN 113054989 A CN113054989 A CN 113054989A
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- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K19/00—Logic circuits, i.e. having at least two inputs acting on one output; Inverting circuits
- H03K19/0175—Coupling arrangements; Interface arrangements
- H03K19/0185—Coupling arrangements; Interface arrangements using field effect transistors only
Abstract
The invention discloses a collaborative interconnection system and a collaborative interconnection method of analog circuit modules in a chip, wherein the collaborative interconnection system of the analog circuit modules comprises a digital interface signal control module, an analog interface signal routing module and a plurality of analog circuit modules; the digital interface signal control module is used for setting the cooperative working mode of each analog circuit module according to the input configuration information; the analog interface signal routing module is used for setting the analog signal routing structure of each analog circuit module according to the input configuration information, so that the cooperative work among the analog circuit modules is realized, extra software overhead is not needed, and the configuration flexibility is effectively improved.
Description
Technical Field
The invention relates to the technical field of integrated circuits, in particular to a system and a method for cooperatively interconnecting analog circuit modules in a chip.
Background
And various analog circuit modules are integrated in the SoC or MCU chip. These analog circuit blocks can be divided into several categories: the first type is power-related analog circuits (e.g., step-down transformer, voltage regulator, voltage booster, power-up/down reset circuit, power low voltage detection circuit, etc.); the second category is clock-dependent analog circuits (e.g., RC oscillators, phase-locked loops, digital frequency synthesizers, etc.); the third category is analog circuits related to analog signal processing (e.g., digital-to-analog signal converters, analog-to-digital signal converters, voltage comparators, operational amplifiers, LCD display driver circuits, etc.). These analog circuits often need to work in concert in various application scenarios.
The analog circuit modules in the existing SoC or MCU chip work independently to complete independent functions; there is no hardware level co-interconnect with each other. However, in the prior art, a part of analog circuit modules may implement cooperative work through a software layer, for example, digital results obtained after an ADC (analog-to-digital converter) samples sensor signals may be calculated by user software, and then the user software determines whether to trigger the operation of an OAMP (operational amplifier) according to the calculation results. However, the cooperation of such analog circuits controlled by user software brings software overhead (meaning overhead of instruction memory), which causes problems of high cost and low efficiency.
Thus, the prior art has yet to be improved and enhanced.
Disclosure of Invention
The invention aims to provide a collaborative interconnection system and a collaborative interconnection method of analog circuit modules in a chip, which can effectively solve the problems of high cost and low efficiency in the prior art of realizing collaborative work of the analog circuit modules through software.
In order to achieve the purpose, the invention adopts the following technical scheme:
a collaborative interconnection system of analog circuit modules in a chip comprises a digital interface signal control module, an analog interface signal routing module and a plurality of analog circuit modules; the digital interface signal control module is used for setting the cooperative working mode of each analog circuit module according to the input configuration information; the analog interface signal routing module is used for setting an analog signal routing structure of each analog circuit module according to input configuration information.
The analog circuit module cooperative interconnection system further comprises a configuration interface module, and the configuration interface module is used for receiving the input configuration information and outputting the configuration information to the digital interface signal control module and the analog interface signal routing module.
In the analog circuit module collaborative interconnection system, the digital interface signal control module comprises a plurality of independent controllers which are in one-to-one correspondence with the analog circuit modules and a collaborative controller which is connected with the independent controllers; the cooperative controller is configured to set a cooperative working mode of each independent controller according to the configuration information output by the configuration interface module, so as to control the cooperative working mode of each analog circuit module.
In the analog circuit module collaborative interconnection system, the analog interface signal routing module comprises a routing configuration table unit and an analog signal routing matrix unit; the routing configuration table unit is used for outputting a matrix switch control signal to the analog signal routing matrix unit according to the configuration information output by the configuration interface module; the analog signal routing matrix unit is used for setting an analog signal routing structure of each analog circuit module according to the matrix switch control signal.
In the analog circuit module collaborative interconnection system, the configuration interface module comprises a first configuration interface and a second configuration interface; the first configuration interface is used for outputting input configuration information to the digital interface signal control module and the analog interface signal routing module in a first configuration mode; the second configuration interface is used for outputting the input configuration information to the digital interface signal control module and the analog interface signal routing module in a second configuration mode.
In the analog circuit module cooperative interconnection system, the first configuration mode is a software configuration mode, and the first configuration interface is an on-chip bus configuration interface for transmitting configuration information completed through the software configuration mode.
In the analog circuit module cooperative interconnection system, the second configuration mode is an on-chip power-down nonvolatile storage configuration mode, and the second configuration interface is an on-chip power-down nonvolatile storage configuration interface for transmitting configuration information completed through the on-chip power-down nonvolatile storage configuration mode.
An analog circuit module cooperative interconnection method in a chip, the analog circuit module cooperative interconnection method being applied to the analog circuit module cooperative interconnection system, the analog circuit module cooperative interconnection method comprising the steps of:
the digital interface signal control module sets the cooperative working mode of each analog circuit module according to the input configuration information;
and the analog interface signal routing module sets the analog signal routing structure of each analog circuit module according to the input configuration information.
In the analog circuit module collaborative interconnection method, the digital interface signal control module comprises a plurality of independent controllers which are in one-to-one correspondence with the analog circuit modules and a collaborative controller which is connected with the independent controllers; the step of setting the cooperative working mode of each analog circuit module by the digital interface signal control module according to the input configuration information specifically includes:
and the cooperative controller sets the cooperative working mode of each independent controller according to the configuration information so as to control the cooperative working mode of each analog circuit module.
In the method for cooperatively interconnecting analog circuit modules, the analog interface signal routing module comprises a routing configuration table unit and an analog signal routing matrix unit; the step of setting the analog signal routing structure of each analog circuit module by the analog interface signal routing module according to the input configuration information specifically includes:
outputting a matrix switch control signal to the analog signal routing matrix unit by the routing configuration table unit according to the configuration information;
and setting the analog signal routing structure by the analog signal routing matrix unit according to the matrix switch control signal.
Compared with the prior art, the invention provides a collaborative interconnection system and a collaborative interconnection method for analog circuit modules in a chip, wherein the collaborative interconnection system for analog circuit modules comprises a digital interface signal control module, an analog interface signal routing module and a plurality of analog circuit modules; the digital interface signal control module is used for setting the cooperative working mode of each analog circuit module according to the input configuration information; the analog interface signal routing module is used for setting the analog signal routing structure of each analog circuit module according to the input configuration information, so that the cooperative work among the analog circuit modules is realized, extra software overhead is not needed, and the configuration flexibility is effectively improved.
Drawings
FIG. 1 is a block diagram of an on-chip module interconnect system;
FIG. 2 is a block diagram of the digital interface signal control module in the on-chip analog circuit module cooperative interconnection system provided by the present invention;
FIG. 3 is a block diagram of an analog interface signal routing module in the on-chip module-to-module interconnect system according to the present invention;
FIG. 4 is a schematic diagram of the operation of the first embodiment of the on-chip module interconnect system;
FIG. 5 is a schematic diagram of the operation of an analog circuit module according to a second embodiment in a system for on-chip cooperative interconnection of analog circuit modules according to the present invention;
FIG. 6 is a schematic diagram of the operation of an analog circuit module according to a third embodiment in a system for on-chip cooperative interconnection of analog circuit modules according to the present invention;
FIG. 7 is a flow chart of a method for co-interconnecting analog circuit modules within a chip according to the present invention;
fig. 8 is a flowchart of step S200 in the method for cooperatively interconnecting analog circuit modules in a chip according to the present invention.
Detailed Description
The invention aims to provide a collaborative interconnection system and a collaborative interconnection method of analog circuit modules in a chip, which can effectively solve the problems of high cost and low efficiency in the prior art of realizing collaborative work of the analog circuit modules through software.
In order to make the objects, technical solutions and effects of the present invention clearer and clearer, the present invention is further described in detail below with reference to the accompanying drawings and examples. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the system for cooperatively interconnecting analog circuit modules in a chip according to the present invention includes a central processing unit 10, an on-chip bus 20, a digital interface signal control module 30, an analog interface signal routing module 40, and a plurality of analog circuit modules 50, wherein the central processing unit 10 is respectively connected to the digital interface signal control module 30 and the analog interface signal routing module 40 through the on-chip bus 20, and each of the analog circuit modules 50 is respectively connected to the digital interface signal control module 30 and the analog interface signal routing module 40.
In specific implementation, the central processing unit 10 outputs configuration information to the digital interface signal control module 30 and the analog interface signal routing module 40 through the on-chip bus 20; the digital interface signal control module 30 is configured to set a cooperative working mode of each analog circuit module 50 according to the input configuration information; the analog interface signal routing module 40 is used for setting the analog signal routing structure of each of the analog circuit modules 50 according to the inputted configuration information, wherein, the analog circuit module comprises two parts of a digital circuit and an analog circuit, the digital interface signal control module 30 uniformly manages and processes the digital interface signals of all the analog circuit modules 50, and the analog interface signals of all the analog circuit modules 50 are interconnected and intercommunicated as required through the analog interface signal routing module 40, that is, the digital interface signals of all the analog circuit modules 50 realize the cooperative work through the digital interface signal control module 30, the analog interface signals of the analog circuit module 50 are interconnected and intercommunicated through the analog interface signal routing module 40, so as to achieve the cooperative operation of the analog circuit blocks 50 within the chip without additional software overhead and with high efficiency and flexibility.
Further, the analog circuit module cooperative interconnection system in the chip further includes a configuration interface module 60, the configuration interface module 60 is connected to the digital interface signal control module 30 and the analog interface signal routing module 40, respectively, the configuration interface module 60 is configured to receive the input configuration information and output the configuration information to the digital interface signal control module 30 and the analog interface signal routing module 40, which is equivalent to that the digital interface signal control module 30 and the analog interface signal module receive, via the configuration interface module 60, the configuration information output by the central processing unit 10 via the on-chip bus 20, so that the digital interface signal control module 30 and the analog interface signal routing module 40 realize cooperative control over all the analog circuit modules 50.
Further, referring to fig. 2, the digital interface signal control module 30 includes a plurality of independent controllers 31 corresponding to the analog circuit modules 50 one to one and a cooperative controller 32 connected to the plurality of independent controllers 31, each independent controller 31 is correspondingly connected to one analog circuit module 50, each independent controller 31 is connected to the cooperative controller 32, the cooperative controller 32 is further connected to each analog circuit module 50, and each independent controller 31 and the cooperative controller 32 are further connected to the configuration interface module 60; the cooperative controller 32 is configured to set a cooperative working mode of each independent controller 31 according to the configuration information output by the configuration interface module 60, so as to control the cooperative working mode of each analog circuit module 50; specifically, each independent control individually controls one analog circuit module 50, and the chip software can control and status access to the analog circuit module 50 connected to the independent controller 31 through the independent controller 31. If the plurality of analog circuit modules 50 need to be controlled to work cooperatively, the cooperative controller 32 receives the control signal of each independent controller 31, and returns the state or operation result of the analog circuit module 50 to each independent controller 31; the cooperative controller 32 performs cooperative configuration, that is, the cooperative controller 32 controls the cooperative operating mode of the independent controller 31 according to the currently received configuration information, thereby implementing a specific cooperative operating mode of the plurality of analog circuit modules 50.
In this embodiment, three independent controllers 31 are provided in a chip as an example for detailed description, the three independent controllers are an independent controller a, an independent controller B and an independent controller C, and the analog circuit modules 50 correspondingly controlled by the three independent controllers are an analog circuit module a, an analog circuit module B and an analog circuit module C. If the analog circuit module a, the independent controller B and the independent controller C do not need to perform cooperative work, the independent controller a performs control and state access to the analog circuit module a alone, the independent controller B performs control and state access to the analog circuit module B alone, the independent controller C performs control and state access to the analog circuit module C alone, at this time, the cooperative controller 32 is turned off and is not enabled, and the independent controller controls the corresponding analog circuit module 50 alone. When each analog circuit module 50 needs to perform cooperative work, the cooperative controller 32 needs to receive control signals of the independent controller a, the independent controller B, and the independent controller C, and correspondingly return state or operation result information of the analog circuit module 50 to the independent controller a, the independent controller B, and the independent controller C one by one, and perform configuration of a cooperative work mode through the cooperative controller 32, where the cooperative controller 32 implements a specific cooperative work mode according to current configuration information, for example, a signal generated by performing specific logic operation on the control signals output by the independent controller a and the independent controller B is used for controlling the analog circuit module C, and a control signal output by the independent controller C to the analog circuit module C is invalid.
Further, referring to fig. 3, the analog interface signal routing module 40 includes a routing configuration table unit 41 and an analog signal routing matrix unit 42, the routing configuration table unit 41 is connected to the configuration interface module 60 and the analog signal routing matrix unit 42, and the analog signal routing matrix unit 42 is further connected to each of the analog circuit modules 50; the routing configuration table unit 41 is configured to output a matrix switch control signal to the analog signal routing matrix unit 42 according to the configuration information output by the configuration interface module 60; the analog signal routing matrix unit 42 is configured to set an analog signal routing structure of each analog circuit module 50 according to the matrix switch control signal; specifically, the analog signal routing matrix unit 42 is responsible for routing the input analog signals to specific analog signal output interfaces, and usually, the required routing structure is realized by the on or off states of a plurality of sets of analog signal switch circuits.
Further, referring to fig. 1 to fig. 3, the configuration interface module 60 includes a first configuration interface and a second configuration interface; the first configuration interface is used for outputting the input configuration information to the digital interface signal control module 30 and the analog interface signal routing module 40 in a first configuration mode; the second configuration interface is configured to output the input configuration information to the digital interface signal control module 30 and the analog interface signal routing module 40 in a second configuration mode; in this embodiment, the analog circuit module cooperative interconnection system supports two configuration modes, which are respectively a chip software configuration, that is, a first configuration mode, or an on-chip power-down nonvolatile storage configuration, that is, a second configuration mode, so that the configuration information is received by the first configuration interface when the chip software configuration is adopted, and the configuration information is received by the second configuration interface when the on-chip power-down nonvolatile storage configuration is adopted, and the configuration modes can be selected according to actual needs in specific applications. If the cooperative working mode of the analog circuit module 50 in the application scene does not change, adopting on-chip power-down nonvolatile storage configuration; when the chip is powered on and started or reset and started, the cooperative interconnection of the analog circuit module 50 is immediately completed without the participation of chip software, so that the instruction memory space is saved and the time for completing the cooperative interconnection system is reduced. The user flexibly configures the cooperative interconnection system of the on-chip analog circuit module 50 according to the current requirement through software codes, so that the flexibility of configuration is improved.
Further, the first configuration mode is a software configuration mode, the first configuration interface is an on-chip bus configuration interface for transmitting configuration information completed through the software configuration mode, the second configuration mode is an on-chip power-down nonvolatile storage configuration mode, and the second configuration interface is an on-chip power-down nonvolatile storage configuration interface for transmitting configuration information completed through the on-chip power-down nonvolatile storage configuration mode; accordingly, in this embodiment, the digital interface signal control module 30 is configured with a first configuration interface and a second configuration interface respectively denoted as SWCFG1 and HWCFG1, and the analog interface signal routing module 40 is also configured with a first configuration interface and a second configuration interface respectively denoted as SWCFG2 and HWCFG 2; each independent controller 31 and the cooperative controller 32 in the digital interface signal control module 30 share an SWCFG1 interface, and the cooperative controller 32 may also use an HWCFG1 interface alone, so that the chip software may control and access the state of the corresponding analog circuit module 50 through an SWCFG1 first configuration interface of the independent controller 31, and when the first configuration mode is adopted, the chip software performs configuration of the cooperative working mode through an SWCFG1 interface configured by the cooperative controller 32, and when the second configuration mode is adopted, the on-chip power-down nonvolatile memory performs configuration of the cooperative working mode through an HWCFG1 interface configured by the cooperative controller 32; the routing configuration table unit 41 in the analog interface signal routing module 40 configures a first configuration interface SWCFG2 and a second configuration interface HWCFG 2; when the first configuration mode is adopted, the chip software performs configuration of the cooperative working mode through the SWCFG2 interface configured by the routing configuration table unit 41, and when the second configuration mode is adopted, the on-chip power-down nonvolatile memory performs configuration of the cooperative working mode through the HWCFG2 interface, thereby realizing application of the two configuration modes.
Specifically, if chip software configuration is adopted in the chip, the specific process is as follows: after the chip is powered on or reset to start working, user software performs information configuration on the analog circuit module cooperative interconnection system, and respectively transmits configuration data to the digital interface signal control module 30 and the analog interface signal routing module 40 through the SWCFG1 interface and the SWCFG2 interface so as to complete data configuration; after the user software completes the configuration of the analog circuit module cooperative interconnection system, the user software can use the function of the analog circuit module cooperative interconnection system; in the running process of the chip, the user software can dynamically change the configuration of the analog circuit module cooperative interconnection system according to the application requirements, so that the configuration flexibility is improved. If the chip adopts on-chip power-down nonvolatile storage configuration, the specific process is as follows: in the process of power-on starting or reset starting of the chip (the chip and the software are in a reset state), specific control logic in the chip reads configuration information stored in a power-down nonvolatile memory, sends the configuration information to an HWCFG1 interface corresponding to the digital interface signal control module 30 and an HWCFG2 interface corresponding to the analog interface signal routing module 40, and completes configuration work of the analog circuit module in cooperation with the interconnection system; when the chip is started and starts to work, the on-chip analog circuit cooperative interconnection system finishes the configuration and starts to work without the participation of chip software, thereby saving the space of an instruction memory and reducing the time for finishing the analog circuit module cooperative interconnection system.
Further, referring to fig. 4, in the first embodiment of the present invention, taking an example in which three analog circuit modules 50, which are respectively a temperature sensor, a voltage comparator and an analog-to-digital converter, are integrated in a chip, a cooperative working process of the analog circuit module 50 is described; the temperature sensor is used for monitoring the temperature of the chip and outputting a voltage signal representing the current temperature; the voltage comparator is used for comparing the input voltage with the reference voltage and then outputting 0 and 1 digital signals to represent the voltage magnitude relation; the analog-to-digital converter is used for collecting an analog signal of the off-chip motor system and converting the analog signal into a digital quantization value. When the voltage value output by the temperature sensor exceeds the reference voltage (indicating that the temperature of the chip is overhigh), the digital signals of 0 and 1 output by the voltage comparator enable the analog-to-digital converter and start the motor driving software of a user; the analog-to-digital converter starts working and cooperates with user motor driving software to start the cooling fan. When the temperature is reduced to make the voltage value output by the temperature sensor lower than the reference voltage (indicating that the temperature of the chip is normal), the digital signals 0 and 1 output by the voltage comparator will turn off the analog-to-digital converter, and the motor driving software turns off the cooling fan, so as to complete the cooperative work of each three analog circuit modules 50.
Further, referring to fig. 5, in a second embodiment of the present invention, a cooperative working process of the analog circuit module 50 is described by taking an example in which four analog circuit modules 50, which are respectively an operational amplifier, a voltage comparator 1, a voltage comparator 2, and a voltage comparator 3, are integrated in a chip; the operational amplifier amplifies the weak small signal to a strong signal which can be identified by the on-chip voltage comparator; a voltage comparator 1 for comparing the output of the operational amplifier with a reference voltage 1 and outputting a 0, 1 digital signal indicating the voltage magnitude relation; a voltage comparator 2 for comparing the output of the operational amplifier with a reference voltage 2 and outputting a 0, 1 digital signal indicating the voltage magnitude relation; a voltage comparator 3 for comparing the output of the operational amplifier with a reference voltage 3 and outputting a 0, 1 digital signal indicating the voltage magnitude relation; 3 different reference voltages are used by the 3 voltage comparators in the chip, and the 3 voltage comparators simultaneously perform reference voltage comparison on the voltage signals output by the operational amplifier and output 0 and 1 digital signals to represent the voltage magnitude relation, so that the cooperative work among the four analog circuit modules 50 is realized.
Further, referring to fig. 6, in a third embodiment of the present invention, a cooperative operation process of the analog circuit module 50 is described by taking an example in which four analog circuit modules 50, which are respectively a voltage regulator, a voltage booster, a reference voltage generator and an analog-to-digital converter, are integrated in a chip; the voltage stabilizer is used for stabilizing the wide-range chip power supply voltage to the narrow-range power supply voltage required by the operation of the internal circuit of the chip; the booster is used for boosting the low voltage to a required high voltage; the reference voltage generator is used for generating a reference voltage; the analog-to-digital converter is used for acquiring an analog signal and converting the analog signal into a digital quantization value; the SoC or MCU chip usually needs to measure and calibrate the analog signals generated by some analog circuit modules 50 in the chip, and when the measurement and calibration are needed, the user software will turn on the analog circuits to be measured and calibrated, i.e. the voltage regulator, the voltage booster and the reference voltage generator, and enable the analog-to-digital converter. This turning on and enabling is accomplished by the digital interface signal control module 30 of the present invention. The analog-to-digital converter samples and quantizes the output voltage of the analog circuit to be measured and calibrated, and the quantized result is output to a software algorithm or a hardware circuit for measurement and calibration (the hardware circuit can be completed by the digital interface signal control module 30 in the present invention). The software algorithm or the hardware circuit calculates the required calibration quantity according to the measurement result, and generates a calibration signal to be sent to the analog circuit modules 50 to be measured and calibrated, thereby completing the cooperative work among the analog circuit modules 50.
Further, the present invention also provides a cooperative interconnection method for analog circuit modules in a chip, where the cooperative interconnection method for analog circuit modules is applied to the cooperative interconnection system for analog circuit modules, and please refer to fig. 7, the cooperative interconnection method for analog circuit modules includes the following steps:
s100, setting a cooperative working mode of each analog circuit module by the digital interface signal control module according to input configuration information;
s200, the analog interface signal routing module sets the analog signal routing structure of each analog circuit module according to the input configuration information.
Further, the digital interface signal control module includes a cooperative controller and a plurality of independent controllers corresponding to the number of the analog circuit modules, and the step S100 includes: and the cooperative controller sets the cooperative working mode of each independent controller according to the configuration information so as to control the cooperative working mode of each analog circuit module.
Further, the analog interface signal routing module includes a routing configuration table unit and an analog signal routing matrix unit, referring to fig. 8, the step S200 includes:
s210, outputting a matrix switch control signal to the analog signal routing matrix unit by the routing configuration table unit according to the configuration information;
s220, the analog signal routing matrix unit sets the analog signal routing structure according to the matrix switch control signal.
In summary, the present invention provides a system and a method for collaborative interconnection of analog circuit modules in a chip, wherein the system for collaborative interconnection of analog circuit modules includes a digital interface signal control module, an analog interface signal routing module, and a plurality of analog circuit modules; the digital interface signal control module is used for setting the cooperative working mode of each analog circuit module according to the input configuration information; the analog interface signal routing module is used for setting the analog signal routing structure of each analog circuit module according to the input configuration information, so that the cooperative work among the analog circuit modules is realized, extra software overhead is not needed, and the configuration flexibility is effectively improved.
It should be understood that equivalents and modifications of the technical solution and inventive concept thereof may occur to those skilled in the art, and all such modifications and alterations should fall within the scope of the appended claims.
Claims (10)
1. A collaborative interconnection system of analog circuit modules in a chip is characterized by comprising a digital interface signal control module, an analog interface signal routing module and a plurality of analog circuit modules; the digital interface signal control module is used for setting the cooperative working mode of each analog circuit module according to the input configuration information; the analog interface signal routing module is used for setting an analog signal routing structure of each analog circuit module according to input configuration information.
2. The analog circuit module interconnect system of claim 1, further comprising a configuration interface module for receiving the input configuration information and outputting it to the digital interface signal control module and the analog interface signal routing module.
3. The system of claim 2, wherein the digital interface signal control module comprises a plurality of independent controllers in one-to-one correspondence with the analog circuit modules and a cooperative controller connected to the plurality of independent controllers; the cooperative controller is configured to set a cooperative working mode of each independent controller according to the configuration information output by the configuration interface module, so as to control the cooperative working mode of each analog circuit module.
4. The analog circuit module collaborative interconnection system according to claim 2, wherein the analog interface signal routing module includes a routing configuration table unit and an analog signal routing matrix unit; the routing configuration table unit is used for outputting a matrix switch control signal to the analog signal routing matrix unit according to the configuration information output by the configuration interface module; the analog signal routing matrix unit is used for setting an analog signal routing structure of each analog circuit module according to the matrix switch control signal.
5. The analog circuit module collaborative interconnection system according to any one of claims 2 to 4, wherein the configuration interface module includes a first configuration interface and a second configuration interface; the first configuration interface is used for outputting input configuration information to the digital interface signal control module and the analog interface signal routing module in a first configuration mode; the second configuration interface is used for outputting the input configuration information to the digital interface signal control module and the analog interface signal routing module in a second configuration mode.
6. The system as claimed in claim 5, wherein the first configuration mode is a software configuration mode, and the first configuration interface is an on-chip bus configuration interface for transmitting configuration information implemented by the software configuration mode.
7. The analog circuit module cooperative interconnection system according to claim 5, wherein the second configuration mode is a power-down non-volatile storage configuration mode on chip, and the second configuration interface is a power-down non-volatile storage configuration interface for transmitting configuration information completed by the power-down non-volatile storage configuration mode on chip.
8. An on-chip cooperative interconnection method of analog circuit modules, the cooperative interconnection method of analog circuit modules being applied to the cooperative interconnection system of analog circuit modules according to any one of claims 1 to 7, the cooperative interconnection method of analog circuit modules comprising the steps of:
the digital interface signal control module sets the cooperative working mode of each analog circuit module according to the input configuration information;
and the analog interface signal routing module sets the analog signal routing structure of each analog circuit module according to the input configuration information.
9. The method as claimed in claim 8, wherein the digital interface signal control module comprises a plurality of independent controllers corresponding to the analog circuit modules one to one, and a cooperative controller connected to the plurality of independent controllers; the step of setting the cooperative working mode of each analog circuit module by the digital interface signal control module according to the input configuration information specifically includes:
and the cooperative controller sets the cooperative working mode of each independent controller according to the configuration information so as to control the cooperative working mode of each analog circuit module.
10. The method of claim 8, wherein the analog interface signal routing module comprises a routing configuration table unit and an analog signal routing matrix unit; the step of setting the analog signal routing structure of each analog circuit module by the analog interface signal routing module according to the input configuration information specifically includes:
outputting a matrix switch control signal to the analog signal routing matrix unit by the routing configuration table unit according to the configuration information;
and setting the analog signal routing structure by the analog signal routing matrix unit according to the matrix switch control signal.
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Application publication date: 20210629 |