CN205068958U

CN205068958U - Singlechip study board

Info

Publication number: CN205068958U
Application number: CN201520885797.8U
Authority: CN
Inventors: 肖艳军; 张倩倩; 赵汉城; 朱娜
Original assignee: Hebei University of Technology
Current assignee: Hebei University of Technology
Priority date: 2015-11-09
Filing date: 2015-11-09
Publication date: 2016-03-02
Anticipated expiration: 2025-11-09

Abstract

The utility model discloses a singlechip study board, detect button module, RTC real -time clock module, NTC temperature measurement module, charactron display module, LCD display module, communication module, infrared remote control transmission and receiving module, fall electric detection module, base plate and singlechip including matrix button module, the anti -interference circuit module of power, ADC partial pressure, matrix button module, the anti -interference circuit module of power, ADC partial pressure detect button module, RTC real -time clock module, NTC temperature measurement module, charactron display module, LCD display module, communication module, infrared remote control transmission and receiving module, fall electric detection module and the singlechip all welds on the base plate. This study board adopts the function modularization design, and each functional module is relatively independent, and the learner is more deep study to the singlechip in practice, establishs programming modular thought simultaneously. Can not work when a certain module, not need whole plate making during the change, if this module of preparation can, it is convenient to have accomplished to maintain, practices thrift the cost.

Description

A kind of single-chip learning plate

Technical field

The utility model belongs to single-chip microcomputer microcomputer study development board technical field, specifically a kind of single-chip learning plate.

Background technology

Single-chip microcomputer is a kind of integrated circuit (IC) chip, adopt very large scale integration technology having the central processor CPU of data-handling capacity, random access memory ram, read only memory ROM, multiple I/O mouth and the function such as interrupt system, timer/counter, in industrial control field widespread use.Therefore in learning process, fully should be understood as much as possible grasp and consolidate the performance of single-chip microcomputer by the operation experiments of various single-chip microcomputer, this is particularly important to the study and work of association area from now on.

The patent No. is that the Chinese patent of ZL201420027049.1 discloses a kind of 51 single-chip learning plates, its structure is made up of core board and experimental substrate, and be provided with on experimental substrate omnipotent patch region freely play cellular zone, its shortcoming is to ignore some very important basic function module, is unfavorable for more in depth understanding single-chip microcomputer.

The study development board of 51 traditional series monolithics is a lot, but the function of teaching and study is not strong, function curing ratio is comparatively serious, and the functional module of learning board is less, not along with current design requires to carry out to upgrade and perfect, the study of single-chip microcomputer is made to receive restriction to a certain degree.

Utility model content

For the deficiencies in the prior art, the technical matters that the utility model quasi-solution is determined is, provides a kind of single-chip learning plate.This single-chip learning plate adopts function modoularization design, and each functional module is relatively independent, and learner is the more deep study to single-chip microcomputer in practice, sets up the thought of programming module simultaneously.When a certain module can not work, during replacing, do not need overall making sheet, as long as make this module, accomplish easy to maintenance, cost-saving.

The technical scheme that the utility model solve the technical problem is, a kind of single-chip learning plate is provided, a kind of single-chip learning plate, is characterized in that described learning board comprises matrix form key-press module, power supply anti-jamming circuit module, the detection of ADC dividing potential drop key-press module, RTC real-time clock module, NTC temperature measurement module, numeral method module, LCD display module, communication module, Infrared Remote-Control Sending and receiver module, detection of power loss module, substrate and single-chip microcomputer; Described matrix form key-press module, power supply anti-jamming circuit module, ADC dividing potential drop detect key-press module, RTC real-time clock module, NTC temperature measurement module, numeral method module, LCD display module, communication module, Infrared Remote-Control Sending and receiver module, detection of power loss module and single-chip microcomputer and are all welded on substrate, are electrically connected with substrate; Described single-chip microcomputer detects key-press module respectively with matrix form key-press module, power supply anti-jamming circuit module, ADC dividing potential drop, RTC real-time clock module, NTC temperature measurement module, numeral method module, LCD display module, communication module, Infrared Remote-Control Sending are electrically connected with receiver module and detection of power loss module.

Compared with prior art, the utility model beneficial effect is:

(1) powerful.This single-chip learning plate, include the common function module of single-chip microcomputer elementary teaching, adopt novel single-chip microcomputer, extend the functional module of learning board, learner can study in order to practise, more deep grasp knowledge point.

(2) be convenient to exploitation and safeguard.This single-chip learning plate adopts function modoularization design, and each functional module is relatively independent, and learner is the more deep study to single-chip microcomputer in practice, sets up the thought of programming module simultaneously.When a certain module can not work, during replacing, do not need overall making sheet, as long as make this module, accomplish easy to maintenance, cost-saving.

(3) this single-chip learning plate, adopt most typical model IAP15W4K58S4 in STC15W series, it is a single-chip microcomputer compared with new model, compared to the learning board of traditional 51 single-chip microcomputers, more be conducive to the working and learning that learner is applied to association area from now on, more press close to current industrial control overflow.

Accompanying drawing explanation

Fig. 1 is the one-piece construction schematic diagram of a kind of embodiment of the utility model single-chip learning plate.

Embodiment

Carry out clear, complete description by the technical scheme in the utility model embodiment below, obviously, described embodiment is a part of embodiment of the present utility model, instead of whole embodiments.Based on the embodiment in the utility model, the every other embodiment that those of ordinary skill in the art obtain under the prerequisite not making creative work, all belongs to the scope of the utility model protection.

The utility model provides a kind of single-chip learning plate (see Fig. 1, be called for short learning board), comprise matrix form key-press module 100, power supply anti-jamming circuit module 101, the detection of ADC dividing potential drop key-press module 102, RTC real-time clock module 103, NTC temperature measurement module 104, numeral method module 105, LCD display module 106, communication module 107, Infrared Remote-Control Sending and receiver module 108, detection of power loss module 109, substrate 110 and single-chip microcomputer 111; Described matrix form key-press module 100, power supply anti-jamming circuit module 101, ADC dividing potential drop detect key-press module 102, RTC real-time clock module 103, NTC temperature measurement module 104, numeral method module 105, LCD display module 106, communication module 107, Infrared Remote-Control Sending and receiver module 108, detection of power loss module 109 and single-chip microcomputer 111 and are all welded on substrate 110, are electrically connected with substrate 110; Described single-chip microcomputer 111 detects key-press module 102 respectively with matrix form key-press module 100, power supply anti-jamming circuit module 101, ADC dividing potential drop, RTC real-time clock module 103, NTC temperature measurement module 104, numeral method module 105, LCD display module 106, communication module 107, Infrared Remote-Control Sending are electrically connected with receiver module 108 and detection of power loss module 109;

Described matrix form key-press module 100 is 4 × 4 matrix form buttons.

Described power supply anti-jamming circuit module 101 comprises two electric capacity in parallel, and power line noise is removed in effect, improves antijamming capability.

Described ADC dividing potential drop detects key-press module 102 and adopts 10, the 8 tunnel imported ADC of high speed voltage, utilizes ADC to do capacitive sensing touch key-press, and overcome mechanical key and easily occur loose contact and the shortcoming that lost efficacy, the life-span is long, easy to use.Select the button of small size to be conducive to saving the space of learning board simultaneously.

Described RTC real-time clock module 103 adopts RTC chip, can provide the special IC of calendar/clock and data storage function, for following the tracks of date and time.

Described NTC temperature measurement module 104 adopts NTC thermistor to carry out thermometric, accounting temperature.

Described numeral method module 105 is made up of two panels 74HC595 and 8 charactron; 74HC59 moves dynamic driving 8 charactrons.

Described LCD display module 106 is for display graphics and word.

Described communication module 107 comprises SP323 level transferring chip, two RS232 serial ports, USB serial ports, a Micro-USBU serial ports and a SPI serial ports; Described SPI serial ports is electrically connected with the SPI interface of single-chip microcomputer; Two RS232 serial ports can arbitrarily switch, and SP323 level transferring chip is connected with single-chip microcomputer 111, drive serial communication, thus realize the interrupt reception and dispatch of serial ports.Being designed with of communication module 107 is beneficial to the communication process learning single-chip microcomputer and computing machine, peripheral chip more deeply.

Infrared Remote-Control Sending and receiver module 108, be conducive to understanding Emission and receiving of infrared program more intuitively, be applied to reality.

Described detection of power loss module 109 effect is after power down, and single-chip microcomputer enters low pressure and interrupts, and preserves counting second.Counting continuation display second is read when single-chip microcomputer powers on.

Described single-chip microcomputer 111 adopts paster type encapsulation, model is the IAP15W4K58S4 in STC15W series, the feature of this model single-chip microcomputer is high speed, Width funtion (2.5-5.5V), do not need external crystal-controlled oscillation and reset circuit, do not need programmable device and emulator can Efficient Development single-chip microcomputer product, 4 serial ports, 5 timers, band A/D converter, SPI interface, comparer, inner EEPROM, interior band 6 passage 15 PWM.IAP15W4K58S4 single-chip microcomputer carries SPI interface, by arranging single-chip microcomputer SPI control register and SPI status register, can complete the experiment of SPI serial bus interface.

The utility model is not addressed part and is applicable to prior art.

Claims

1. a single-chip learning plate, is characterized in that described learning board comprises matrix form key-press module, power supply anti-jamming circuit module, the detection of ADC dividing potential drop key-press module, RTC real-time clock module, NTC temperature measurement module, numeral method module, LCD display module, communication module, Infrared Remote-Control Sending and receiver module, detection of power loss module, substrate and single-chip microcomputer; Described matrix form key-press module, power supply anti-jamming circuit module, ADC dividing potential drop detect key-press module, RTC real-time clock module, NTC temperature measurement module, numeral method module, LCD display module, communication module, Infrared Remote-Control Sending and receiver module, detection of power loss module and single-chip microcomputer and are all welded on substrate, are electrically connected with substrate; Described single-chip microcomputer detects key-press module respectively with matrix form key-press module, power supply anti-jamming circuit module, ADC dividing potential drop, RTC real-time clock module, NTC temperature measurement module, numeral method module, LCD display module, communication module, Infrared Remote-Control Sending are electrically connected with receiver module and detection of power loss module.