Motor comprehensive control apparatus based on ARM (Advanced RISC Machines) and DSP (digital signal processor)

Abstract

The invention provides a motor comprehensive control apparatus based on (Advanced RISC Machines) and DSP (digital signal processor), comprising a voltage and current detection circuit (6), an A / D (analog-to-digital) converter (11), a DSP processor (17), a PWM (Pulse Wavelength Modulation) drive circuit (3), a double-port RAM (Random Access Memory) (16), a CPLD (Complex Programmable Logic Device) (19), an ARM processor (15) and an LCD (liquid crystal display) touch screen (18), wherein the voltage and current detection circuit (6) detects the voltage and current of a controlled motor (7); the signal output of the voltage and current detection circuit (6) is connected with the DSP processor (17) via the A / D converter (11); the DSP processor (17) is connected with one end of the double-port RAM (16), while the other end of the double-port RAM (16) is connected with a motor control signal end of the ARM processor (15); a human-machine interface control end of the ARM processor (15) is connected with the LCD touch screen (18); and the output of the DSP processor (17) changes the state of the motor (7) through the PWM drive circuit. The motor comprehensive control apparatus provided by the invention simplifies the detection system of the controller, greatly improves the universality of controller, saves system hardware resource and improves working efficiency and reliability of the controller.

Description

technical field

[0001] The present invention relates to an integrated motor control device based on ARM and DSP, especially an optimal control device that can flexibly set the type of motor, realize real-time automatic detection of various parameters of the motor, estimate the state of the motor and automatically set it, specifically A motor integrated control device based on ARM and DSP. Background technique

[0002] As an electromechanical energy conversion device, the motor has been used in various fields of the national economy and people's daily life. With the development of modern power electronics technology, control technology and computer technology, the application technology of motors has also been further developed. In addition to ordinary motors, many new special motors have come out one after another, such as brushless DC motors, stepper motors, permanent magnet synchronous motors, etc. At the same time, motor control technology is also developing in the direc...

Examples

Embodiment Construction

[0020] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0021] Such as figure 1 Shown, a kind of motor comprehensive control device based on ARM and DSP, it comprises voltage and current detection circuit 6, analog-to-digital converter 11, DSP processor 17, PWM drive circuit 3, dual-port RAM16, CPLD19, ARM processor 15 and LCD touch screen 18, described voltage and current detection circuit 6 detects the voltage and the electric current of controlled motor 7 as the signal acquisition terminal of control device, the signal output of voltage and current detection circuit 6 passes through the detection of analog-to-digital converter 11 and DSP processor 17 The signal input end is connected, the DSP processor 17 is connected with one end of the dual-port RAM 16, the other end of the dual-port RAM 16 is connected with the motor control signal end of the ARM processor 15, and the man-machine interface control end ...

technical field

[0001] The present invention relates to an integrated motor control device based on ARM and DSP, especially an optimal control device that can flexibly set the type of motor, realize real-time automatic detection of various parameters of the motor, estimate the state of the motor and automatically set it, specifically A motor integrated control device based on ARM and DSP. Background technique

[0002] As an electromechanical energy conversion device, the motor has been used in various fields of the national economy and people's daily life. With the development of modern power electronics technology, control technology and computer technology, the application technology of motors has also been further developed. In addition to ordinary motors, many new special motors have come out one after another, such as brushless DC motors, stepper motors, permanent magnet synchronous motors, etc. At the same time, motor control technology is also developing in the direc...

Examples

Embodiment Construction

[0020] The present invention will be further described below in conjunction with the accompanying drawings and embodiments.

[0021] Such as figure 1 Shown, a kind of motor comprehensive control device based on ARM and DSP, it comprises voltage and current detection circuit 6, analog-to-digital converter 11, DSP processor 17, PWM drive circuit 3, dual-port RAM16, CPLD19, ARM processor 15 and LCD touch screen 18, described voltage and current detection circuit 6 detects the voltage and the electric current of controlled motor 7 as the signal acquisition terminal of control device, the signal output of voltage and current detection circuit 6 passes through the detection of analog-to-digital converter 11 and DSP processor 17 The signal input end is connected, the DSP processor 17 is connected with one end of the dual-port RAM 16, the other end of the dual-port RAM 16 is connected with the motor control signal end of the ARM processor 15, and the man-machine interface control end ...

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