Summary of the invention
The objective of the invention is to, a kind of voice response speed of human body tester is provided, a plurality of key switches, battery, the speech chip of this tester by being connected with single-chip microcomputer, can control the speaker automatic information broadcast auditory stimulus signal that speech chip connects, the auditory response speed that test experimenter person operates described a plurality of key switches; All right simultaneous voice is reported experimenter person's auditory response velocity amplitude, make its experimenter person 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 key switches, voltages are battery, the speaker of 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 to cooperate the described speaker of described Single-chip Controlling, finishes 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, 13 key switches, battery, the speech chip of this tester by being connected with single-chip microcomputer, can control the speaker automatic information broadcast auditory stimulus signal that speech chip connects, the auditory response speed that test experimenter person operates described 13 key switches; All right simultaneous voice is reported experimenter person's auditory response velocity amplitude, make its experimenter person can feel convenient, interesting, and this tester is simple in structure, price is low.
The specific embodiment
In order to further specify principle of the present invention and structure, existing in conjunction with the accompanying drawings to a preferred embodiment of the present invention will be described in detail, however the described embodiment usefulness for furnishing an explanation and explaining only 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, comprise that also 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 used to cooperate the described speaker 12 of described single-chip microcomputer 10 controls, finish automatic information broadcast auditory stimulus signal, the auditory response speed of test experimenter person operation push- button switch 1,2,3,4,5,6,7,8,9, A, B, C, D, its auditory response velocity amplitude of automatic information broadcast synchronously.
The 16th, 20,1,2,3,4,8,9,10,11,12,13,14 pins of described single-chip microcomputer 10 are connected with the 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 also is connected with the 5th pin of described single-chip microcomputer 10, the pin VSS of described speech chip 11, an 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, the DATA of described speech chip 11, RST 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 also is 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 0.5W, impedance are the ultrathin loudspeaker of 8 Ω for diameter 40mm, power.
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 specific embodiment advantage and beneficial effect are, this specific embodiment voice response speed of human body tester, by 13 key switches that are connected for the W79E825A single-chip microcomputer with model, 3.6V battery, model is the SC8035 speech chip, can control the 0.5W speaker automatic information broadcast auditory stimulus signal that described speech chip connects, the auditory response speed that test experimenter person operates described 13 key switches, all right simultaneous voice is reported experimenter person's auditory response velocity amplitude, make its experimenter person can feel convenient, interesting, and this tester is simple in structure, price is low.
The just specific embodiment of this invention described above; various not illustrating is construed as limiting the essence of an invention content; the person of an ordinary skill in the technical field after having read description can to before the described specific embodiment make an amendment or be out of shape, all should be considered as belonging to protection scope of the present invention.