CN204689286U - The special screen display controller of novel elevator based on STM32 chip - Google Patents

Abstract

The utility model discloses a novel elevator special screen display controller based on the STM32 chip, comprising: a core module, a key module and a drive module connected to the core module, a power supply module connected to the key module, and a screen connected to the drive module. A display module, the screen display module is connected with the power module. The core module adopts STM32 chip, which is used to receive the signal of the button module, and output it to the screen display module through the driver module after comprehensive processing and calculation; the button module includes the button input line data transfer line; the driver module includes the LCD liquid crystal display for driving the elevator The IO interface line and output connection line; the screen display module is an LCD liquid crystal display; the power supply module is used to provide the power supply of the STM32 chip and the LCD liquid crystal display; the utility model has good display effect, reasonable structure layout, few components and low cost , suitable for large-scale production, and has a certain degree of scalability, and the function can be upgraded again.

Description

A new type of elevator dedicated screen display controller based on STM32 chip

technical field

The utility model relates to the field of elevator display controllers, in particular to a novel elevator special screen display controller based on STM32 chips.

Background technique

The STM32 chip is a high-performance 32-bit microcontroller based on the new ARM core launched by ST. It has strong data processing capabilities and anti-interference capabilities. Its built-in various analog and mixed-signal components can achieve high reliability Fast communication, the execution performance is several times that of the traditional 8051 microcontroller, and the signal output of the control function of the LCD liquid crystal display is strengthened. In the corresponding development and application environment, users can easily upgrade from the traditional 8051 controller series to the ARM controller series to meet the needs of elevator manufacturers for high-resolution, true-color LCD display control systems.

There are many types of elevator display controllers. However, traditional display controllers not only have a single display effect, but also have a large number of components, high cost, and poor function scalability, making it difficult to mass-produce them.

Utility model content

In order to solve the above technical problems, the utility model provides a new type of elevator dedicated screen display controller based on the STM32 chip to enhance the display effect, reduce the number of components, reduce the cost, and meet the manufacturer's requirements for the new type of elevator screen display control system.

In order to achieve the above object, the technical scheme of the utility model is as follows:

A new type of elevator dedicated screen display controller based on STM32 chip,

Including: a core module, a button module and a drive module connected to the core module, a power module connected to the button module, and a screen display module connected to the drive module, and the screen display module is connected to the power module;

The core module adopts an STM32 chip, which is used to receive key signals for processing and calculation, and output to the LCD liquid crystal display through the drive module;

The drive module includes an IO interface circuit and an output connection circuit for driving an LCD liquid crystal display;

The button module includes a button input circuit and a data transfer circuit for outgoing calls;

The screen display module is an LCD liquid crystal display for displaying information such as floors;

The power module is used to provide power for the STM32 chip and the LCD liquid crystal display.

Through the above technical solution, the new elevator special-purpose screen display controller based on the STM32 chip provided by the utility model has good display effect, reasonable structural layout, small number of components, low cost, is suitable for large-scale production, and has strong scalability and functions. Can be upgraded again.

Description of drawings

In order to illustrate the technical solutions in the embodiments of the present utility model more clearly, the following will briefly introduce the drawings required for the description of the embodiments.

Fig. 1 is a schematic diagram of the structure and principle of the new elevator dedicated screen display controller based on the STM32 chip disclosed in the embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the drawings in the embodiments of the present invention.

Referring to Fig. 1, the utility model provides a novel elevator-specific screen display controller based on the STM32 chip, including: a core module, a key module connected to the core module and a drive module, a power module connected to the key module, and a drive module connected The screen display module, the screen display module is connected with the power module; wherein, the core module adopts STM32 chip, which is used to receive the button signal for processing and calculation, and output to the LCD liquid crystal display through the drive module; the drive module includes The IO interface line and output connection line for driving the LCD display; the key module includes key input lines and data transfer lines for outbound calls; the power supply module is used to provide power for the STM32 chip and the LCD liquid crystal display; the screen display module adopts LCD liquid crystal display screen, used to display the elevator's upper and lower floors, overload, fire protection, maintenance and other information.

The working process of the utility model is: the core module of the system is the STM32 chip micro-controller, and the whole control is a screen display feedback stabilization system controlled by the PID algorithm based on the STM32 chip. The power supply module provides the power supply of the STM32 chip. The STM32 chip uses its own high-precision AD converter to collect the input control signal of the key module, and uses its PID algorithm to feedback the stabilization system to calculate the difference between the sensor position signal and the current position. After comprehensive analysis and processing, the final control signal is obtained, and is transmitted to the IO interface line of the drive module through the output connection line, and the screen display module is driven to perform LCD liquid crystal display output. This system can output elevator up and down floors, overload, fire protection, maintenance and other information.

The above description of the disclosed embodiments enables those skilled in the art to realize or use the utility model. Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to these embodiments shown herein, but will conform to the widest scope consistent with the principles and novel features disclosed herein.

Claims (1)

1. A novel elevator-specific screen display controller based on the STM32 chip, characterized in that, Including: a core module, a key module and a drive module connected to the core module, a power module connected to the key module, and a screen display module connected to the drive module, the screen display module and the power supply module Connection, the screen display module adopts LCD liquid crystal display; The core module adopts an STM32 chip, which is used to receive key signals for processing and calculation, and output to the LCD liquid crystal display through the drive module; The drive module includes an IO interface circuit and an output connection circuit for driving an LCD liquid crystal display; The button module includes a button input circuit and a data transfer circuit for outgoing calls; The screen display module is an LCD liquid crystal display for displaying floor information; The power module is used to provide power for the STM32 chip and the LCD liquid crystal display.