Computer video teaching device based on single chip microcomputer
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A technology of video teaching and single-chip microcomputer, which is applied in the field of computer video teaching devices based on single-chip microcomputer, can solve the problems of affecting the teaching effect and spending a lot of time, and achieve the effect of promoting teaching quality, reducing labor intensity and expanding teaching resources
Active Publication Date: 2016-01-06
俞娜
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However, teachers often cannot make full use of these devices in the process of teaching, and need to spend a lot of time on manual debugging operations, which often affect the teaching effect due to frequent switching of various devices and on-demand control of the environment
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[0015] The present invention will be further described below in conjunction with specific embodiments.
[0016] refer to figure 1 , a computer video teaching device based on a single-chip microcomputer, comprising a single-chip microcomputer, the single-chip microcomputer is connected with an input device, and the single-chip microcomputer includes a serial communication module, a video switching module, a VGA switching module, an audio control module, an infrared module, and power supply and environment control module, the serial communication module is connected with a host computer, and the video switching module is used to complete the switching of the system video signal and ensure the quality of the output signal. The switching operation of the multi-channel signal can be realized through the buttons on the control panel or The switching is controlled by the control signal of the main control chip. The video switching module is connected with a disc drive, video recordin...
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Abstract
The invention relates to a computer video teaching device based on a single chip microcomputer. The device comprises a single chip microcomputer, wherein the single chip microcomputer is connected with input equipment and comprises a serial communication module, a video switching module, a VGA switching module, an audio frequency control module, an infrared module, a power supply and an environment control module; the video switching module is connected with a disk driving device, video equipment, an exhibition stand, projector equipment and supervisory equipment; the VGA switching module is connected with a desk computer, a portable computer, the exhibition stand, the projector equipment and display equipment; and the audio frequency control module is connected with the desk computer, the portable computer, a microphone, the video equipment, a cassette, the disk driving device and power amplifying equipment. According to the invention, modern electrified education equipment is given full play and fully utilized, teaching means are enriched, teaching resources are expanded, the labor intensity of teachers in teaching is lightened, and the teaching mode integrating both sound and image enables students to easily understand and accept teaching content, so that improvement of teaching quality is promoted.
Description
technical field [0001] The invention relates to the field of computer video teaching, in particular to a computer video teaching device based on a single-chip microcomputer. Background technique [0002] With the rapid development of computer multimedia technology and digital communication technology, human society has entered the era of informationization, especially in the field of education and teaching, multimedia teaching has been rapidly popularized due to its diversity of functions. A large number of electronic conference equipment such as slide projectors, projectors, video playback equipment, and sound reinforcement equipment have entered teaching places. However, teachers often cannot make full use of these devices in the process of teaching, and need to spend a lot of time on manual debugging operations, which often affect the teaching effect due to frequent switching of various devices and on-demand control of the environment. Contents of the invention [0003...
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