CN202696540U - 一种学习机电路中主控模块的晶振电路 - Google Patents

一种学习机电路中主控模块的晶振电路 Download PDF

Info

Publication number
CN202696540U
CN202696540U CN 201220200948 CN201220200948U CN202696540U CN 202696540 U CN202696540 U CN 202696540U CN 201220200948 CN201220200948 CN 201220200948 CN 201220200948 U CN201220200948 U CN 201220200948U CN 202696540 U CN202696540 U CN 202696540U
Authority
CN
China
Prior art keywords
circuit
learning machine
crystal oscillation
crystal oscillator
control module
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN 201220200948
Other languages
English (en)
Inventor
蒋智谋
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
MAANSHAN ZHUANGYUANLANG ELECTRONIC TECHNOLOGY CO., LTD.
Original Assignee
Anhui Zhuangyuanlang Electronic Technology Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Anhui Zhuangyuanlang Electronic Technology Co Ltd filed Critical Anhui Zhuangyuanlang Electronic Technology Co Ltd
Priority to CN 201220200948 priority Critical patent/CN202696540U/zh
Application granted granted Critical
Publication of CN202696540U publication Critical patent/CN202696540U/zh
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Images

Landscapes

  • Oscillators With Electromechanical Resonators (AREA)

Abstract

本实用新型公开了一种学习机电路中主控模块的晶振电路，包括晶振源两端通过RC电路接地，晶振源其中一端还通过电阻接入外部电源。本实用新型能保证晶振有效地提供晶振信号，并有效防止晶振信号较弱的问题。

Description

一种学习机电路中主控模块的晶振电路
技术领域
    本实用新型涉及学习机电路领域，具体为一种学习机电路中主控模块的晶振电路。
背景技术
学习机是一种电子教学类产品，在国内学生群体中应用广泛。学习机一般由主控模块及其外围的其他电路构成，主控模块上接有晶振电路。现有技术学习机晶振电路易受外部信号干扰导致晶振信号较弱的问题，影响学习机的正常使用。
实用新型内容
本实用新型目的是提供一种学习机电路中主控模块的晶振电路，以解决现有技术学习机晶振电路易出现晶振信号较弱的问题。
为了达到上述目的，本实用新型所采用的技术方案为：
一种学习机电路中主控模块的晶振电路，其特征在于：包括晶振源Y2，所述晶振源Y2两端分别接入学习机的主控芯片，晶振源Y2一端通过电容C35、另一端通过电容C36接地，且晶振源Y2两端之间接有电阻R47，由电阻R47、电容C35、C36构成RC电路，所述晶振源Y2其中一端还通过电阻R43接入外部电源。
本实用新型在晶振两端接入RC电路，以实现对外部信号的滤波，保证晶振能有效地提供晶振信号，同时晶振一端通过电阻接入外部电源，能实时给晶振供电，有效地防止晶振信号较弱的问题。
附图说明
    图1为本实用新型的电路原理图。
具体实施方式
如图1所示。一种学习机电路中主控模块的晶振电路，包括晶振源Y2，晶振源Y2两端分别接入学习机的主控芯片，晶振源Y2一端通过电容C35、另一端通过电容C36接地，且晶振源Y2两端之间接有电阻R47，由电阻R47、电容C35、C36构成RC电路，晶振源Y2其中一端还通过电阻R43接入外部电源。

Claims (1)

1.一种学习机电路中主控模块的晶振电路，其特征在于：包括晶振源Y2，所述晶振源Y2两端分别接入学习机的主控芯片，晶振源Y2一端通过电容C35、另一端通过电容C36接地，且晶振源Y2两端之间接有电阻R47，由电阻R47、电容C35、C36构成RC电路，所述晶振源Y2其中一端还通过电阻R43接入外部电源。
CN 201220200948 2012-05-07 2012-05-07 一种学习机电路中主控模块的晶振电路 Expired - Fee Related CN202696540U (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201220200948 CN202696540U (zh) 2012-05-07 2012-05-07 一种学习机电路中主控模块的晶振电路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201220200948 CN202696540U (zh) 2012-05-07 2012-05-07 一种学习机电路中主控模块的晶振电路

Publications (1)

Publication Number Publication Date
CN202696540U true CN202696540U (zh) 2013-01-23

Family

ID=47552093

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201220200948 Expired - Fee Related CN202696540U (zh) 2012-05-07 2012-05-07 一种学习机电路中主控模块的晶振电路

Country Status (1)

Country Link
CN (1) CN202696540U (zh)

Similar Documents

Publication Publication Date Title
CN203120273U (zh) 一种可自动静电检测的除静电离子风发生器装置
CN202696540U (zh) 一种学习机电路中主控模块的晶振电路
CN204155518U (zh) 一种模块化单片机实验箱
CN204270071U (zh) 一种基于cpld的任意波信号发生器
CN203587915U (zh) 一种液晶屏tcon板供电控制电路
CN103971571A (zh) 单片机多机系统实验板
CN204087580U (zh) 一种教学用便携式四线合一的eda及sopc实验板
CN203480844U (zh) 电池芯片烧录装置
CN203386342U (zh) 一种无线数据采集终端
CN203552662U (zh) 多功能表lcd显示板电路
CN203149828U (zh) 遥控接收信号的处理电路以及具有该电路的家用电器
CN105824015B (zh) 一种相控阵雷达天线测试装置的脉冲产生电路
CN203630539U (zh) 一种图形时钟装置
CN202268089U (zh) 一种学习机主控电路
CN205302304U (zh) 一种单片机抗干扰保护电路
CN204131486U (zh) 洗衣机触摸按键的防干扰触摸电路
CN202798668U (zh) 一种异或门振荡电路
CN203732624U (zh) 一种基于at89c52芯片的单相数字式频率测量仪表
CN202275521U (zh) 学习机主控装置
CN203364871U (zh) 一种新型智能温湿度传感器
CN203232259U (zh) 一种电力设备运输质量的实时采集装置的时钟电路
CN204044204U (zh) 一种电能表插件的信号模块
CN202634385U (zh) 一种学习机电路中主控模块的复位电路
CN203929108U (zh) 一种温湿度电子显示仪
CN202632156U (zh) 一种学习机电路中的时钟电路模块

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
ASS Succession or assignment of patent right

Owner name: MA'ANSHAN ZHUANGYUANLANG ELECTRONICS TECHNOLOGY CO

Free format text: FORMER OWNER: ANHUI ZHUANGYUANLANG ELECTRONIC TECHNOLOGY CO., LTD.

Effective date: 20140328

C41 Transfer of patent application or patent right or utility model
COR Change of bibliographic data

Free format text: CORRECT: ADDRESS; FROM: 231200 HEFEI, ANHUI PROVINCE TO: 243000 MAANSHAN, ANHUI PROVINCE

TR01 Transfer of patent right

Effective date of registration: 20140328

Address after: 243000 Anhui city of Ma'anshan Province Economic and Technological Development Zone Mei Road No. 399 Branch Center in B200, B200-1, B201, B202

Patentee after: MAANSHAN ZHUANGYUANLANG ELECTRONIC TECHNOLOGY CO., LTD.

Address before: 231200 No. 379, Jade Road, peach blossom Industrial Park, Feixi County, Anhui, Hefei

Patentee before: Anhui Zhuangyuanlang Electronic Technology Co., Ltd.

CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20130123

Termination date: 20180507

CF01 Termination of patent right due to non-payment of annual fee