Summary of the invention
The object of the invention is to, a kind of voice response speed of human body tester is provided, this tester is by the multiple key switches, battery, the speech chip that are connected with single-chip microcomputer, can control the speaker automatic information broadcast auditory stimulus signal that speech chip connects, test subject operates the auditory response speed of described multiple key switches; All right simultaneous voice is reported subject's auditory response velocity amplitude, make its subject can feel convenient, and this tester is simple in structure, price is low.
For achieving the above object, technical scheme of the present invention is as follows:
A kind of voice response speed of human body tester, comprise, single-chip microcomputer, 13 battery, speakers that key switch, voltage are 3.6V, described single-chip microcomputer is connected with described 13 key switches, described battery respectively, wherein, also comprise speech chip, described speech chip is connected with described speaker, described single-chip microcomputer, described battery respectively; Described speech chip is used for coordinating speaker described in described Single-chip Controlling, completes automatic information broadcast auditory stimulus signal, automatic information broadcast auditory response velocity amplitude.
Preferably, the model of described speech chip is SC8035.
Preferably, described speaker is that diameter 40mm, power are that 0.5W, impedance are the ultrathin loudspeaker of 8 Ω.
Preferably, the model of described single-chip microcomputer is W79E825A.
Preferably, the model of described single-chip microcomputer is W79E824A.
Preferably, the model of described single-chip microcomputer is W79E823A.
Beneficial effect of the present invention:
A kind of voice response speed of human body of the present invention tester, this tester is by 13 key switches, battery, the speech chip that are connected with single-chip microcomputer, can control the speaker automatic information broadcast auditory stimulus signal that speech chip connects, test subject operates the auditory response speed of described 13 key switches; All right simultaneous voice is reported subject's auditory response velocity amplitude, make its subject can feel convenient, interesting, and this tester is simple in structure, price is low.
Detailed description of the invention
In order to further illustrate principle of the present invention and structure, existing by reference to the accompanying drawings to a preferred embodiment of the present invention will be described in detail, but described embodiment is only for furnishing an explanation and the use of explaining, can not be used for limiting scope of patent protection of the present invention.
A kind of voice response speed of human body tester as shown in Figure 1, comprise, model is the single-chip microcomputer 10 of W79E825A, key switch 1, key switch 2, key switch 3, key switch 4, key switch 5, key switch 6, key switch 7, key switch 8, key switch 9, key switch A, key switch B, key switch C, key switch D, voltage is the battery 14 of 3.6V, power is the speaker 12 of 0.5W, capacitor 13, described single-chip microcomputer 10 respectively with described battery 14, key switch 1, 2, 3, 4, 5, 6, 7, 8, 9, A, B, C, D connects, wherein, also comprise that model is the speech chip 11 of SC8035, described speech chip 11 respectively with described speaker 12, described single-chip microcomputer 10, described battery 14, capacitor 13 connects, described speech chip 11 is for coordinating described single-chip microcomputer 10 to control described speaker 12, complete automatic information broadcast auditory stimulus signal, the auditory response speed of test subject operation push-button switch 1,2,3,4,5,6,7,8,9, A, B, C, D, synchronous its auditory response velocity amplitude of automatic information broadcast.
The the the the the the the the 16th, 20,1,2,3,4,8,9,10,11,12,13,14 pins of described single-chip microcomputer 10 are connected with one end pin of key switch 1,2,3,4,5,6,7,8,9, A, B, C, D respectively, and the other end pin of described key switch 1,2,3,4,5,6,7,8,9, A, B, C, D is connected with the negative pole of described battery 14 jointly; The negative pole of described battery 14 is also connected with the 5th pin of described single-chip microcomputer 10, the pin VSS of described speech chip 11, one end pin of capacitor 13, and the other end pin of described capacitor 13 is connected with the pin VREG of described speech chip 11; Pin PWM1, the PWM2 of described speech chip 11 is connected with positive pole, the negative pole pin of described speaker 12 respectively, pin BUSY, DATA, the RST of described speech chip 11 are connected with the 17th, 18,19 pins of described single-chip microcomputer 10 respectively, the pin VDD of described speech chip 11 is connected with the positive pole of described battery 14, and the positive pole of described battery 14 is also connected with the 15th pin of described single-chip microcomputer 10.
Preferably, the model of described speech chip 11 is SC8035.
Preferably, described speaker 12 is that diameter 40mm, power are that 0.5W, impedance are the ultrathin loudspeaker of 8 Ω.
Preferably, the model of described single-chip microcomputer 10 is W79E825A.
Preferably, the model of described single-chip microcomputer 10 is W79E824A.
Preferably, the model of described single-chip microcomputer 10 is W79E823A.
Described detailed description of the invention advantage and beneficial effect are, this detailed description of the invention voice response speed of human body tester, by being 13 key switches that W79E825A single-chip microcomputer is connected with model, the battery of 3.6V, model is SC8035 speech chip, can control the 0.5W speaker automatic information broadcast auditory stimulus signal that described speech chip connects, test subject operates the auditory response speed of described 13 key switches, all right simultaneous voice is reported subject's auditory response velocity amplitude, make its subject can feel convenient, interesting, and this tester is simple in structure, price is low.
The just detailed description of the invention of this invention described above; various not illustrating limited essence of an invention Composition of contents; person of an ordinary skill in the technical field read after description can to before described detailed description of the invention make an amendment or be out of shape, all should be considered as belonging to protection scope of the present invention.