| 摘要 |
FIELD: agriculture. ^ SUBSTANCE: invention relates to agriculture. The proposed device comprises a microphone 1, an amplifier 2, a power supply unit 10, a set of detectors of half-period average value 5, a microcomputer 4, a keyboard, 8, a liquid-crystal display 9, real-time clock chip 6, FLESH-memory chip 7, programmable PSOC chip 3 which includes a microcontroller 3-1, operational amplifiers at which a set of narrowband frequency filters 3-2, a set of comparators 3-3 are implemented by software. Output of microphone 1 is connected to the input of the amplifier 2. The keyboard control output 8 is connected to the fourth control input of the microcomputer 4. The power supply unit output 10 is connected to supply input of the amplifier 2, to the supply rails of microcomputer 4 which supply rails are connected to the supply rails of the keyboard 8 and liquid-crystal display 9. The first input of the narrowband frequency filters 3-2 is connected to the output of the amplifier 2, the output of the narrowband frequency filters 3-2 is connected to the input of the set of detectors of half-period average value 5, the output of which is connected to the input of the set of comparators 3-3, the output of which is in turn connected to the first information input of the microcontroller 3-1. The first output of the microcontroller 3-1 is connected to a second input of the set of narrowband frequency filters 3-2. The second information output of the microcontroller 3-1 is connected to the first information input of the microcomputer 4. The first control output of the microcomputer 4 is connected to the control second input of the microcontroller 3-1, and the second - to the control input of the real-time clock chip 6 which information output is connected to the second information input of the microcomputer 4. The third information output of the microcomputer 4 is connected to the information input of the FLESH-memory chip 7 which control output is connected to the third control input of the microcomputer 4, the fifth - to the information input of the liquid-crystal display 9 and its output is connected to the fifth control input of the microcomputer 4. The power supply unit output 10 is connected to the supply rails of the PSOC chip 3 from which supply rails the real-time clock chip and the FLESH-memory chip are powered. ^ EFFECT: invention provides improved operational performance, simplified design, increased flexibility and quality of diagnostics. ^ 4 dwg, 10 tbl |
