A smart home control system and access method
A smart home control and access method technology, applied in the field of control, can solve the problems of no unified device control, inconvenient use, and inconvenient use, so as to avoid remote malicious control, avoid confusion in management and control, and improve security Effect
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[0028] In this example, if figure 1 As shown, the smart home control system of the present invention includes a sound wave input module 1, a sound wave output module 2, a WIFI wireless transceiver module 3, a central processing unit module 4, a local wireless module 5, a display module 6, a sensor module 7 and a touch module 8 .
[0029] In this embodiment, the sound wave input module 1 is used for sound wave communication and voice signal reception, and converts the voice from the mobile terminal or the user into a digital audio signal, and is composed of a microphone and an Audio ADC (audio analog-to-digital converter), wherein the microphone will The sound wave is converted into an analog signal, and the audio frequency response is in the frequency range of 80Hz to 20KHz. Audio ADC converts the analog signal into a digital signal, supports 16bit and 24bit data precision, up to 48KHz sampling rate, adjustable gain, I2S protocol interface and microphone input function. The n...
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